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  1. al Adjustable Regulator 1 1 Features 1• Output voltage range adjustable from 1.25 V to 37 V • Output current greater than 1.5 A • Internal short-circuit current limiting • Thermal overload protection • Output safe-area compensation 2 Applications • ATCA solution
  2. The LM317 is a popular adjustable positive linear voltage regulator. It was designed by Bob Dobkin in 1976 while he worked at National Semiconductor . The LM337 is the negative complement to the LM317, which regulates voltages below a reference
  3. The LM217, LM317 are monolithic integrated circuits in TO-220, TO-220FP and D²PAK packages intended for use as positive adjustable voltage regulators. They are designed to supply more than 1.5 A of load current with an output voltag
  4. LM317 is a positive-voltage regulator with an adjustable voltage range from 1.25 V to 37 V. It can supply greater than 1.5 A at the output. In most of the applications, due to irregular loads, the output voltage produced has fluctuations in it which can lead to damaging loads. Therefore, voltage regulators are used
  5. LM317 - Calculator. The adjustable voltage regulator LM317 can supply 1.5 A at an output voltage of 1.2 V 37 V. In contrast to the fixed voltage regulators of the 78xx family, where the reference voltage U r is related to ground, U r at the LM317 to the output voltage U out . This offers the possibility, with only three connectors and set.
  6. LM317 pinout Dit is een eenvoudige universele voeding, die ook nog eens regelbaar is. De voeding werkt met een spanningsregelaar van het type LM 317T. Deze regelaar kan de spanning regelen van 1,2 tot 25 V. De ingangsspanning moet daar nog 3 V boven liggen, dus 28 V. Natuurlijk kan de regelaar ook voor een kleiner bereik worden ingezet
  7. LM317: Download LM317 Click to view: File Size 132.11 Kbytes: Page 12 Pages : null: ONSEMI [ON Semiconductor] Direct Link: http://www.onsemi.com: Logo : Description 1.5 A Adjustable Output, Positive Voltage Regulato

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LED Driver Circuit using LM317 Voltage Regulator

The LM317 device is an adjustable three-terminal positive-voltage regulator capable of supplying more than 1.5 A over an output-voltage range of 1.25 V to 37V. In addition, it has the advantages of wide voltage regulation range, good voltage stability performance, low noise and high ripple suppression ratio LM317/D LM317, NCV317 Voltage Regulator - Adjustable Output, Positive 1.5 A The LM317 is an adjustable 3−terminal positive voltage regulator capable of supplying in excess of 1.5 A over an output voltage range of 1.2 V to 37 V. This voltage regulator is exceptionally easy to use and requires only two external resistors to set the output voltage

Lm317t - Starting at: $0

LM317 is an adjustable voltage regulator which takes an input voltage of 3 - 40V DC and provides a fixed output voltage of 1.25V to 37V DC. It requires two external resistors to adjust the output voltage LM317 adjustable regulator, datasheet specifications: The LM317 is an adjustable 3-terminal positive voltage regulator capable of supplying in excess of 1.5 A over an output voltage range of 1.2 V to 37 Volts. This voltage regulator is exceptionally easy to use and requires only two external resistors to set the output voltage LM317 calculator. This calculator will work for most DC Voltage Regulators with a reference voltage (VREF) of 1.25. Typically, the program resistor (R1) is 240 ohms for the LM117, LM317, LM138, and LM150. Some said Iadj is very low current. So, we may reduce it down NI Multisim Live lets you create, share, collaborate, and discover circuits and electronics online with SPICE simulation include

LM317 is a positive voltage regulator with three different terminals Adjust, Vout and Vin respectively. It can supply the output voltage in a range of 1.25-37V and a current more than 1.5A. It has advanced line regulation and load regulation standards as compared to the general regulators lm317是可调节3端正电压稳压器,在输出电压范围1.2伏到37)伏(高压输入可以考虑lm317hv,60v,或者tl783,125v的)时能够提供超过1.5安的电流,此稳压器非常易于使用。下面介绍lm317的应用电路。 1.基本电路 图1 lm317基本电路

LM317 - Wikipedi

LM317是应用最为广泛的电源集成电路之一,它不仅具有固定式三端稳压电路的最简单形式,又具备输出电压可调的特点。此外,还具有调压范围宽、稳压性能好、噪声低、纹波抑制比高等优点。lm317是可调节3端正电压稳压器,在输出电压范围1.2伏到37伏时能够提供超过1.5安的电流,此稳压器非常易于. KA317 / LM317 — 3-Terminal Positive Adjustable Regulator Electrical Characteristics VI-VO = 5 V, IO = 0.5 A, 0°C ≤ TJ ≤ +125°C, IMAX = 1.5 A, PDMAX = 20 W, unless otherwise specified. Notes: 1. Load and line regulation are specified at constant junction temperature De overbekende LM317 Positieve Spanningsregelaar van 1.2 tot 37 Volt Max. 1.5 A Interne stroombegrenzing bij kortsluiting. Interne Thermisch overbelastings-beveiliging TO-220 Behuizing LM317-T , (de - T staat voor TO-220 Behuizing)Van deze regelaar zijn op internet talloze schema's en applicatie's te vinden Zie ook de datasheet links onder

LM317 Linear power supply —selector Regulator 1.5V, 3V, 4.5V, 5V, 6V, 9V at 1.5A . It's easy for the selects voltage output. 0-30V DC Dual Variable supply Using LM317&LM337, Max adjusts the voltage of 0-60V. It's high volt and starts voltage at zero! good job LM317 Resistor and Voltage Calculator. LM317 Formula. The LM317 is an adjustable voltage regulator which can output a range of voltages (1.5 to 37V) based on the resistors R1 and R2.Normally the value of R1 is 240Ω, the recommended value by the manufacturer. However, the value of R1 may be any value from 100Ω to 1000Ω. The resistor R2 then is the chief resistor which allows for the swings. LM317 hat eine Drop-Out-Spannung von 2,5V (über alle Temperaturen und Ströme). Die Eingangsspannung des LM317 muss also mindestens 2,5V höher als die Ausgangsspannung sein. Leistung. Die im LM317 verbrauchte Leistung hängt vom gelieferten Strom ab, aber auch von der Spannung, die an ihm abfällt De LM317 geeft bij elk ampere dezelfde spanning (op dezelfde instelling van P1 natuurlijk) bij enkel een potmeter is dit niet zo. (komt omdat U=I*R) Het enige nadeel van deze schakeling is dat de LM317 een spanningsval creeërt van 1,25 V. Je hebt dus een maximale uitgangsspaning van 10,75 V. (er vanuit gaande dat je 12V als ingangsspanning neemt Der LM317 ist ein integrierter linearer Längsregler, der 1976 von Robert Dobkin bei National Semiconductor entwickelt wurde. Er war einer der ersten kommerziell erfolgreichen Längsregler für positive Versorgungsspannungen im Bereich elektronischer Schaltungen. Aufgrund der langen Verfügbarkeit am Markt von über 40 Jahren und der weiten Verbreitung zählt er zu den bekanntesten linearen.

LM317 Pinout, Example Circuits, Datasheet, Applications

Spannungsregelung mit Längsregler LM317. Ein weiterer bekannter und populärer integrierter Längsregler ist der LM317. Trotz, dass der Baustein mittlerweile in die Jahre gekommen ist, er stammt aus den 70ern, wird er oft eingesetzt und ist bei nahezu allen Anbietern kostengünstig erhältlich LM317 is a three terminal voltage regulator IC from National Semiconductors. The IC is capable of delivering up to 1A of output current. Input voltage can be up to 40V and output voltage can be adjusted from 1.2V to 37V. Typical positive voltage regulator circuit using LM317. LM317 Adjustable Regulato LM317 Voltage regulator IC. It's an adjustable three-terminal voltage regulator IC, with a high output current value of 1.5A. The LM317 IC helps in current limiting, thermal overload protection and safe operating area protection. It can also provide float operation for High voltage application Hello My problem is that I download LM317 Spice model from yahoo,when I copy this model to another circuit which a simple voltage regulator and simulate this circuit,but there show belowing error: unkown subcircuti called in: xu2 n001 n002 vout LM317 I use yahoo itself LM317..

See LM317 Spec sheet. Fig. 1 shows the LM317 used as a series pass constant current source with a single resistor. Resistor range is: 0.8 ohms < R1 < 120 ohms. The formula is Iout = 1.25V / R1. The 10 ohm resistor produces and current output of 125mA. For the TO-220 package I max = 1A while the TO-92 package is 500mA LM317 / LM338 / LM350 Current Regulator Calculator. You can use this Current Regulator Calculator to vary the value of the program resistor (R 1) and calculate the output current from the LM317 / LM338 / LM350 family of three terminal adjustable regulators. This Current Regulator Calculator will work for all adjustable integrated circuit. LM317 is a very famous adjustable voltage regulator IC available in many different packages. Today we are going to discuss about LM317 pinout, equivalent, uses, features and other details about this IC

LM317 0§C s TJ s a125§C Preconditioning Thermal Limit Burn-In All Devices 100% Electrical Characteristics Specifications with standard type face are for TJ e 25§C, and those with boldface type apply over full Operating Tempera-ture Range. Unless otherwise specified, VIN b VOUT e 5V, and IOUT e 10 mA. (Note 3) Parameter Conditions LM117 (Note. LM317 constant-current power supply. The LM317 adjustable voltage regulator can be used to make a simple constant-current power supply. The device is over forty years old but is still very popular with beginners due to it's low cost, availability and thousands of practical applications

LM317 - Calculato

Hello Friendswelcome to Sumit Experiment YouTube Channel Today I will show you how to make Adjustable PowerSupply at home using lm317 voltage regulat.. Grab components for projects from LCSC [https://lcsc.com/]BUY the LM317:Video One: https://bit.ly/2KKc33GSMD: https://bit.ly/2X5Tu05 SOT-223: https://bit.ly/.. The LM317 current doesn't drop to zero (2-4mA) and even at the lowest setting Q1 is still turned on producing about 300mA so adding a 100 ohm resistor across Q1 B-E solves the problem. Voltage regulation after the circuit is recommended and for the best efficiency use an input voltage near the desired voltage. 15-volts is good for a 12-volt regulator circuit if used El Circuito LM317 tiene distintas configuraciones para regular el voltaje. Por ejemplo, la configuración más utilizada es la de regulador variable de 1.5V a 37V. Para lograr esta fuente de alimentación regulable, se requiere conectar el siguiente circuito. Para esta fuente se requiere de una resistencia de 1kOhm y un potenciometro de 20k

LM317 Adjustable Voltage Regulator Tutorial - YouTube

LM317设计时已内建对这些参数波动的补偿,因而可在保证精确度的情况下无需再额外增加补偿电路,也使得LM317的频率响应表现相对于78xx来说要好。 和78xx系列对应有用于负电压的79xx系列的类似,LM317也有对应的负电压调节器LM337 LM317 Datasheet (PDF) - National Semiconductor (TI) [Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version. No. de Pieza

LM 317 voeding - Voedingen - Schakelingen - Circuits Onlin

LM317 Regelbare Voeding Kit Continue Verstelbare Dc Voeding Diy Onderwijs Training Onderdelen,Koop van verkopers in China en van rond de hele wereld. Profiteer van gratis verzending, aanbiedingen beperkt in tijd, makkelijk retourneren en bescherming van de koper! Geniet van Free verzending wereldwijd! Beperkte tijd te koop Gemakkelijk rendemen Re: I can´t find the LM317 anywhere in multisim.... 10-12-2008 08:36 AM. The problem may be that your verison does not have them. I have the Power Pro edition and they are in POWER>Voltage Regualtor. I trie a search for them and that wored great on mine. So this tell me that you may notm have them LM317有三個管腳:輸入端、輸出端和電壓調整端。元件類似於運算放大器(但是擁有大電流輸出特性。實際上LM317內部的確內建了作誤差放大之用的運放,原理相見線性電壓調節器),反相放大端相當於電壓調整端,同相放大端和內部的 帶隙基準電壓 ( 英語 : Bandgap voltage reference ) 並聯,以提供V. DAOKI 5PCS LM317 DC-DC Converter Adjustable Step-Down Voltage Regulator Board for Ardunio with 24 AWG Wire. 3.0 out of 5 stars. 1. $9.59. $9. . 59 ($1.92/count) Promotion Available. Get it as soon as Mon, Apr 12

Looking at the proposed high current LM317 regulator circuit design we can see how the basic LM317 variable power supply design which is normally rated to deliver just 1 amp current is cleverly upgraded to a high current version using a few 2N 3055 transistors. All the 2N3055 transistor are configured in their individual emitter follower mode. Noob here, but attempting to build a current limiter with a LM317 for use with a power supply to give constant current. I have placed an extra potentiometer (the white one) to simulate changing load conditions - but when I adjust it, I am getting changing amperage - which if the LM317 was working correctly, I'm pretty sure it should not LM317 is a 3-terminal regulator IC and it is very simple to use. It has many application circuits in its datasheet, but this IC is known for being used as a variable voltage regulator. So, let's look into how to use this IC as a variable voltage regulator. As said earlier the IC has 3 pins, in which the input voltage is supplied to pin3 (VIN. lm317 Lineaire spanningsregelaars zijn verkrijgbaar bij Mouser Electronics. Mouser biedt voorraadoverzichten, prijslijsten en gegevensbladen voor lm317 Lineaire spanningsregelaars

LM317 This monolithic integrated circuit is an adjustable 3-terminal LM317 positive-voltage regulator designed to supply more than LM317 1.5 A of load current with an output LM317 voltage adjustable over a 1.2 V to 37 V range. It employs internal LM317 current limiting, thermal shutdown, and safe area compensation. The LM317 They are exceptionally easy to use and require only 2 external. LM317 3-TERMINAL ADJUSTABLE REGULATOR SLVS044M - SEPTEMBER 1997 - REVISED FEBRUARY 2003 2 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 description/ordering information (continued) In addition to having higher performance than fixed regulators, this device includes on-chip current limiting LM317 je integrovaný stabilizátor s nastavitelným výstupním kladným napětím a maximálním zatěžovacím proudem přibližně 1,5 A. Stabilizátor má tři vývody (třísvorkový stabilizátor) a je k dostání v různých pouzdrech, z nichž každé bývá identifikováno jiným písmenem. Např. obvod v plastovém pouzdru TO-220 má označení LM317T, obvod v kovovém pouzdru TO-3.

High power voltage regulator circuit using lm317 - YouTube

LM317 datasheet, LM317 pdf, LM317 data sheet, datasheet, data sheet, pdf, BayLinear, 3-Terminal 1.5Amp Adjustable Voltage Regulato 这个计算器是用来找出lm317输出您需要的电压所需调整的电阻值,典型的r1值是220欧姆或240欧姆,但也可以改变为其他值,譬如150或470欧姆。然后输入r2的值并点计算按钮,就能立即算出lm317的输出电压值。 提示:lm317的输入电压至少必须大于输出电压1.5v电压 LM317 6/1/01 0.0m 001 Stock#DSxxxxxxxx 2001 Fairchild Semiconductor Corporation LIFE SUPPORT POLICY FAIRCHILD'S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1

LM317 Datasheet(PDF) - ON Semiconducto

LM317 데이터시트 3-Terminal Adjustable Output Positive Voltage Regulators - Vishay Siliconix HIGH CURRENT 1.3V TO 37V ADJUSTABLE VOLTAGE REGULATOR, E-Tech Electronics LT Goedkoop diy kit elektronische, Koop kwaliteit kit elektronische rechtstreeks van Chinese diy kit Leveranciers: LM317 Digitale Display Verstelbare Gereglementeerde Voeding Board Module Diy Kits Elektronisch

LM317 calculate - spi-electronics

LM317 für konstante Strom- und SpannungsquelleVMelektronik

Leon van der Horst - LM 317 voedin

  1. THE SIMPLE HIGH-VOLTAGE REGULATOR Eugene V. Karpov NexTube The English variant is edited by Alex Shekhter In article the availability of a semi-conductor regulator for a feed of the tube amplifiers is consid
  2. als and demands a
  3. LM317 als Konstantstromquelle. Der LM317 ist ein integrierter linearer Längsregler und zählt zu den bekanntesten linearen Gleichspannungsreglern. Es kann durch zwei externe Widerstände in der Ausgangsspannung verändert werden. Daher eignet er sich auch gut, um eine einfache Konstantstromquelle (KSQ) zu bauen
  4. Он-лайн расчет преобразователя напряжения на микросхеме lm317/lm350/lm338. Калькулятор
  5. LM317 Datasheet. Do you know about the concept - How an Automatic Battery Charger Circuit Works? Solar Battery Charger Circuit Design. Circuit must have adjustable voltage regulator , so Variable voltage regulator LM317 is selected. Here LM317 can produce a voltage from 1.25 to 37 volts maximum and maximum current of 1.5 Amps
  6. lm317的输出电压比输入电压高是不可能的,那个输出电压计算公式有效的前提是输入电压高于输出电压一个必要的值(这个起码的输入输出电压差也叫失稳电压),因为lm317和所有线性稳压器的工作原理就是当输出电压因某种原因波动时,稳压电路要通过负反馈实时调整其内部的输出级三极管.
  7. Le LM317 est disponible dans de nombreux formats de boîtier pour les différentes applications. Le boîtier TO-220 permet par exemple de fixer aisément un dissipateur thermique permettant ainsi de dissiper une plus grande puissance.. Fiches techniques. Les fiches techniques du fabricant fournissent des configurations standard pour la réalisation d'applications de conception différentes, y.

Mini LM317 voeding - Voedingen - Schakelingen - Circuits

LM317 este un stabilizator de tensiune liniar pozitiv reglabil. A fost proiectat de Robert C Dobkin în 1976, în timp ce lucra la National Semiconductor.LM337 este complementul negativ al LM317, care reglează tensiunile sub o referință.. A fost proiectat de Bob Pease, care a lucrat și pentru National Semiconductor The LM317 is perhaps the most commonly used adjustable linear regulator of all time. It is similar to the ubiquitous 7805 fixed 5V regulator but with an adjustable output that can range from 1.25-37VDC at up to 1.5A. The LM317 has built-in current limiting and thermal protection features which makes it fairly robust Here is a simple and economical 10A variable power supply with 1.2-30V. LM317 have been used to drive 3 NPN TIP41C transistors (or three 2N3055). Nothing to say about the project, it is really simple. The main supply must be connected to a rectified source (transformer + 20-30A bridge rectifier). For Q1,2 and 3 can be used any power TO220 transistor (TIP132C,TIP41C etc) or three external. LM317, NCV317 www.onsemi.com 2 MAXIMUM RATINGS Rating Symbol Value Unit Input−Output Voltage Differential VI−VO −0.3 to 40 Vdc Power Dissipation Case 221A TA = +25°C PD Internally Limited W Thermal Resistance, Junction−to−Ambient JA 65 °C/W Thermal Resistance, Junction−to−Case JC 5.0 °C/W Case 936 (D2PAK−3) TA = +25°C PD Internally Limited W Thermal Resistance, Junction−.

LM317 Datasheet, PDF - Alldatashee

El LM317 es muy popular entre los reguladores de tensión lineal ajustables que existen. Uno de los fabricantes más conocidos de este dispositivo electŕonico es TI (Texas Instruments).Es un dispositivo bastante simple, pero muy práctico para los circuitos porque es capaz de obtener una tensión poco regular a su entrada y suministrar una tensión en unas condiciones mucho más regulares a. I'm working on a power supply simulation and I can't find an LM317 spice model. I've searched and found the code for what I think is the spice model, but I couldn't get it to work correctly. I am using MultiSim 8, and SwitcherCad III. The model for either or both would be awesome or.. Here's how to build your own adjustable power supply based on LM317. The IC LM317 is so versatile that an almost unlimited number of different, small, high grade power supply circuits can be built using it. The configurations can be introduced for different applications for upgrading an existing unit with features that would virtually make it indestructible

Simple LED voltmeter circuit using LM3914 - ElecCircuitAlkaline Batterie aufladen mit LM317 1

LM317 Voltage Regulator: 11 Simple Circuits (With Example

  1. LM317 0§C s TJ s a125§C Preconditioning ThermalLimitBurn-In AllDevices100% ElectricalCharacteristics Specifications with standard type face are for TJ e 25§C and those with boldface type apply over full Operating Tempera-ture Range. Unless otherwise specified V IN b VOUT e 5V and I OUT e 10 mA (Note 3) Parameter Conditions LM117(Note2) Units.
  2. The humble LM317 adjustable voltage regulator is everywhere. From wifi routers, to high spec lab equipment. Given a noisy input and a variable load, a voltage regulator will give a nice clean,.
  3. lm317是应用最为广泛的电源集成电路之一。它具有固定式三端稳压电路的最简单形式和输出电压可调的特点,也具有调压范围宽、稳压性能好、噪声低、纹波抑制比高等优点。它是可调节3端正电压稳压器,在输出电压范围1.2伏到37伏时能够提供超过1.5安的电流,易于使用

LM317-voeding - Hackerstor

  1. Lm317 GittiGidiyor'da! Lm317 modelleri, Lm317 özellikleri ve markaları en uygun fiyatları ile GittiGidiyor'da
  2. Find LM317 on Octopart: the fastest source for datasheets, pricing, specs and availability
  3. Design Questions for Dual Tracking Power Supply Using 15 Volt 800mA Secondary Transformer, LM317, LM337, and Op Amp. I am experimenting with the design for a dual tracking power supply using LM317/LM337. I recall circuit analysis but my design skills have not been used for a while so I have novice level questions
  4. e the value of the. voltage adjusting resistor needed to assign the output of an LM317 to an. allocated degree. Normally R1 is 220 ohms or 240 ohms, however it could very. well be a different value for instance 150 or 470 ohms
  5. L'LM317 è un circuito elettronico integrato regolatore di tensione.Alla stessa serie appartengono anche gli integrati LM117 ed LM217 (rispettivamente, il modello a standard militari e il modello a standard industriali). È stato uno dei primi regolatori di tensione ad essere realizzati e tuttora è uno dei più diffusi. Venne inventato nel 1970 da Robert C. Dobkin e da Robert J. Widlar, per.
  6. LM317 — регульований інтегральний стабілізатор напруги.Був розроблений Робертом C. Добкіном і Робертом Дж.Відларем у 1970 році у той час як вони працювали у National Semiconductor.. LM337 — комплементарний до LM317 стабілізатор.

LM317 - 1.2 V to 37 V adjustable voltage regulators ..

  1. lm317作为输出电压可变的集成三端稳压块,是一种使用方便、应用广泛的集成稳压块。317系列稳压块的型号很多:例如lm317hvh、w317l等。电子爱好者经常用317稳压块制作输出电压可变的稳压电源。稳压电源的输出电压可
  2. LM317, NCV317 www. onsemi.com 2 MAXIMUM RATINGS Rating Symbol Value Unit Input ï Output Voltage Differential V Iï V O ï 0.3 to 40 Vdc Power Dissipation Case 221A T A = +25 °C PD Internally Limited W Thermal Resistance, Junctionï toï Ambient JA 65 °C/W Thermal Resistance, Junctionï toï Case JC 5.0 °C/W Case 936 (D2PAKï 3) TA = +25°C PD Internally Limited W.
  3. Buy High Quality And Affordable Lm317 Smd Online. Shop Our Best Value Lm317 Smd And Enjoy Exclusive Lm317 Smd Discounts And Free Global Delivery On Lm317 Smd #2C986 | Cici
  4. lm317可调稳压电源电路图:这里介绍的可调稳压电源可以实现从1.25v~30v连续可调,输出电流可到4a左右。采用最常见的可调稳压集成电路lm317组成电路的核心,关于lm317的详细指标参数可参阅用lm317制作简易电源电路。下面简单介绍一下该电路的特点
  5. lm317 可调整的三端稳压器lm317 输出5v电路。 1:双十一期间,买了点元器件玩玩。1.7的价格买了3个lm317,如下图。真是够贵的,st公司生产的。下载了文档,简单看下。翻译:输出电压范围很宽1.2到37v;输入电流高达1.5a;%0.1的线性和负载调节(意思是精度高的意思吗
  6. LM317的原理如下图所示,电源输入端一般并联一个电容用于滤波,对电磁兼容要求较高的场合可使用LC-型滤波,滤波效果更好。LM317能承受的最高输入电压为40V,其输出电压公式为:Vout=1.25V x(1+R2/R1),要求可调输出,将R2改为可调电位器即可,如下图原
3 LED flasher circuit by 3 transistors astable multivibratorDesign 10-Amp 2N3055 Based Power Switch