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Part Number MJD112TF
Manufacturer Fairchild/ON Semiconductor
Description TRANS NPN DARL 100V 2A DPAK
Datasheet MJD112TF Datasheet
Package TO-252-3, DPak (2 Leads + Tab), SC-63
In Stock 296,560 piece(s)
Unit Price $ 0.2477 *
Lead Time Can Ship Immediately
Estimated Delivery Time Sep 24 - Sep 29 (Choose Expedited Shipping)
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Part Number # MJD112TF (Transistors - Bipolar (BJT) - Single) is manufactured by Fairchild/ON Semiconductor and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

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MJD112TF Specifications

ManufacturerFairchild/ON Semiconductor
CategoryDiscrete Semiconductor Products - Transistors - Bipolar (BJT) - Single
Datasheet MJD112TFDatasheet
PackageTO-252-3, DPak (2 Leads + Tab), SC-63
Transistor TypeNPN - Darlington
Current - Collector (Ic) (Max)2A
Voltage - Collector Emitter Breakdown (Max)100V
Vce Saturation (Max) @ Ib, Ic3V @ 40mA, 4A
Current - Collector Cutoff (Max)20µA
DC Current Gain (hFE) (Min) @ Ic, Vce1000 @ 2A, 3V
Power - Max1.75W
Frequency - Transition25MHz
Operating Temperature150°C (TJ)
Mounting TypeSurface Mount
Package / CaseTO-252-3, DPak (2 Leads + Tab), SC-63
Supplier Device PackageD-Pak

MJD112TF Datasheet

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To learn more about ON Semiconductor, please visit our website at Please note: As part of the Fairchild Semiconductor integration, some of the Fairchild orderable part numbers will need to change in order to meet ON Semiconductor’s system requirements. Since the ON Semiconductor product management systems do not have the ability to manage part nomenclature that utilizes an underscore (_), the underscore (_) in the Fairchild part numbers will be changed to a dash (-). This document may contain device numbers with an underscore (_). Please check the ON Semiconductor website to verify the updated device numbers. The most current and up-to-date ordering information can be found at Please email any questions regarding the system integration to Is Now Part of ON Semiconductor and the ON Semiconductor logo are trademarks of Semiconductor Components Industries, LLC dba ON Semiconductor or its subsidiaries in the United States and/or other countries. ON Semiconductor owns the rights to a number of patents, trademarks, copyrights, trade secrets, and other intellectual property. A listing of ON Semiconductor’s product/patent coverage may be accessed at ON Semiconductor reserves the right to make changes without further notice to any products herein. ON Semiconductor makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does ON Semiconductor assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. Buyer is responsible for its products and applications using ON Semiconductor products, including compliance with all laws, regulations and safety requirements or standards, regardless of any support or applications information provided by ON Semiconductor. “Typical” parameters which may be provided in ON Semiconductor data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. ON Semiconductor does not convey any license under its patent rights nor the rights of others. ON Semiconductor products are not designed, intended, or authorized for use as a critical component in life support systems or any FDA Class 3 medical devices or medical devices with a same or similar classification in a foreign jurisdiction or any devices intended for implantation in the human body. Should Buyer purchase or use ON Semiconductor products for any such unintended or unauthorized application, Buyer shall indemnify and hold ON Semiconductor and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that ON Semiconductor was negligent regarding the design or manufacture of the part. ON Semiconductor is an Equal Opportunity/Affirmative Action Employer. This literature is subject to all applicable copyright laws and is not for resale in any manner.

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©2006 Fairchild Semiconductor Corporation 1 MJD112 Rev. B M JD 112 N P N S ilico n D arlin g to n Tran sisto r tm November 2006 MJD112 NPN Silicon Darlington Transistor Features • High DC Current Gain • Built-in a Damper Diode at E-C • Lead Formed for Surface Mount Applications (No Suffix) Absolute Maximum Ratings* Ta = 25°C unless otherwise noted * These ratings are limiting values above which the serviceability of any semiconductor device may be impaired. Electrical Characteristics* Ta=25°C unless otherwise noted * Pulse Test: Pulse Width≤300µs, Duty Cycle≤2% Symbol Parameter Value Units VCBO Collector-Base Voltage 100 V VCEO Collector-Emitter Voltage 100 V VEBO Emitter-Base Voltage 5 V IC Collector Current (DC) 2 A ICP Collector Current (Pulse) 4 A IB Base Current 50 mA PC Collector Dissipation (TC=25°C) 20 W Collector Dissipation (Ta=25°C) 1.75 W TJ Junction Temperature 150 °C TSTG Storage Temperature - 65 ~ 150 °C Symbol Parameter Test Condition Min. Max. Units VCEO(sus) Collector-Emitter Sustaining Voltage IC = 30mA, IB = 0 100 V ICEO Collector Cut-off Current VCE = 50V, IB = 0 20 µA ICBO Collector Cut-off Current VCB = 100V, IB = 0 20 µA IEBO Emitter Cut-off Current VEB = 5V, IC = 0 2 mA hFE * DC Current Gain VCE = 3V, IC = 0.5A VCE = 3V, IC = 2A VCE = 3V, IC = 4A 500 1000 200 12K VCE(sat) * Collector-Emitter Saturation Voltage IC = 2A, IB = 8mA IC = 4A, IB = 40mA 2 3 V V VBE(sat) * Base-Emitter Saturation Voltage IC = 4A, IB = 40mA 4 V VBE(on) * Base-Emitter On Voltage VCE = 3A, IC = 2A 2.8 V fT Current Gain Bandwidth Product VCE = 10V, IC = 0.75A 25 MHz Cob Output Capacitance VCB = 10V, IE = 0 f = 0.1MHz 100 pF 1.Base 2.Collector 3.Emitter D-PAK1 R1 10kΩ≅ R2 0.6kΩ≅ Equivalent Circuit B E C R1 R2

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2 MJD112 Rev. B M JD 112 N P N S ilico n D arlin g to n Tran sisto r Typical Characteristics Figure 1. DC current Gain Figure 2. Base-Emitter Saturation Voltage Collector-Emitter Saturation Voltage Figure 3. Collector Output Capacitance Figure 4. Turn On Time Figure 5. Turn Off Time Figure 6. Safe Operating Area 0.01 0.1 1 10 10 100 1000 10000 VCE = 3V h F E , D C C U R R E N T G A IN IC[A], COLLECTOR CURRENT 0.01 0.1 1 10 0.01 0.1 1 10 IC = 250 IB VCE(sat) VBE(sat) V B E (s a t) , V C E (s at )[ V ], S A T U R A T IO N V O LT A G E IC[A], COLLECTOR CURRENT 0.1 1 10 100 1 10 100 1000 C o b[ pF ], C A P A C IT A N C E VCB[V], COLLECTOR-BASE VOLTAGE 0.01 0.1 1 10 0.1 1 10 VCC=30V IC=250IB tD tR t R ,t D (µ s) , T U R N O N T IM E IC[A], COLLECTOR CURRENT 0.01 0.1 1 10 0.1 1 10 VCC=30V IC=250IB tF tSTG t S T G ,t F [µ S ], T U R N O F F T IM E IC[A], COLLECTOR CURRENT 1 10 100 1000 0.01 0.1 1 10 5ms 100µs 1ms DC I C [A ], C O L LE C T O R C U R R E N T VCE[V], COLLECTOR-EMITTER VOLTAGE

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3 MJD112 Rev. B M JD 112 N P N S ilico n D arlin g to n Tran sisto r Typical Characteristics (Continued) Figure 1. Power Derating 0 25 50 75 100 125 150 175 0 5 10 15 20 25 P C [W ], P O W E R D IS S IP A T IO N TC[ oC], CASE TEMPERATURE

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4 MJD112 Rev. B M JD 112 N P N S ilico n D arlin g to n Tran sisto r Mechanical Dimensions Dimensions in Millimeters 6.60 ±0.20 2.30 ±0.10 0.50 ±0.10 5.34 ±0.30 0 .7 0 ± 0 .2 0 0 .6 0 ± 0 .2 0 0 .8 0 ± 0 .2 0 9 .5 0 ± 0 .3 0 6 .1 0 ± 0 .2 0 2 .7 0 ± 0 .2 0 9 .5 0 ± 0 .3 0 6 .1 0 ± 0 .2 0 2 .7 0 ± 0 .2 0 M IN 0 .5 5 0.76 ±0.10 0.50 ±0.10 1.02 ±0.20 2.30 ±0.20 6.60 ±0.20 0.76 ±0.10 (5.34) (1.50) (2XR0.25) (5.04) 0 .8 9 ± 0 .1 0 (0 .1 0 ) (3 .0 5 ) (1 .0 0 ) (0 .9 0 ) (0 .7 0 ) 0 .9 1 ± 0 .1 0 2.30TYP [2.30±0.20] 2.30TYP [2.30±0.20] MAX0.96 (4.34)(0.50) (0.50) D-PAK

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FAIRCHILD SEMICONDUCTOR TRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. M JD 112 N P N S ilico n D arlin g to n Tran sisto r DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN;NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. THESE SPECIFICATIONS DO NOT EXPAND THE TERMS OF FAIRCHILD’S WORLDWIDE TERMS AND CONDITIONS, SPE- CIFICALLY THE WARRANTY THEREIN, WHICH COVERS THESE PRODUCTS. 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 FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body, or (b) support or sustain life, or (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. 2. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. PRODUCT STATUS DEFINITIONS Definition of Terms Datasheet Identification Product Status Definition Advance Information Formative or In Design This datasheet contains the design specifications for product development. Specifications may change in any manner without notice. Preliminary First Production This datasheet contains preliminary data, and supplementary data will be published at a later date. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. No Identification Needed Full Production This datasheet contains final specifications. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. Obsolete Not In Production This datasheet contains specifications on a product that has been discontinued by Fairchild semiconductor. The datasheet is printed for reference information only. FACT Quiet Series™ GlobalOptoisolator™ GTO™ HiSeC™ I2C™ i-Lo™ ImpliedDisconnect™ IntelliMAX™ ISOPLANAR™ LittleFET™ MICROCOUPLER™ MicroFET™ MicroPak™ MICROWIRE™ MSX™ MSXPro™ OCX™ OCXPro™ OPTOLOGIC® OPTOPLANAR™ PACMAN™ POP™ Power247™ PowerEdge™ PowerSaver™ PowerTrench® QFET® QS™ QT Optoelectronics™ Quiet Series™ RapidConfigure™ RapidConnect™ µSerDes™ ScalarPump™ SILENT SWITCHER® SMART START™ SPM™ Stealth™ SuperFET™ SuperSOT™-3 SuperSOT™-6 SuperSOT™-8 SyncFET™ TCM™ TinyBoost™ TinyBuck™ TinyPWM™ TinyPower™ TinyLogic® TINYOPTO™ TruTranslation™ UHC® UltraFET® UniFET™ VCX™ Wire™ ACEx™ ActiveArray™ Bottomless™ Build it Now™ CoolFET™ CROSSVOLT™ DOME™ EcoSPARK™ E2CMOS™ EnSigna™ FACT® FAST® FASTr™ FPS™ FRFET™ Across the board. Around the world.™ The Power Franchise® Programmable Active Droop™ Rev. I21 5 MJD112 Rev. B M JD 112 N P N S ilico n D arlin g to n Tran sisto r

MJD112TF Reviews

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August 10, 2020

These very economical items will repair my expensive contactors with just a quick connection.

Adri***** Deo

August 5, 2020

Works great with an older drive in a newer computer.have not encountered any problems, Glad somebody is making these for all the older equipment.


August 1, 2020

Item sent as described. Showed up quickly. Worked as it said and would recommend again.


July 31, 2020

★★★★★ Nice Item, Shipped Fast And As Promised! ★★★★★ THANKS!!!!! ★★★★★


July 30, 2020

Every time I order, I always get faster than promised. For a small-time operator like me, you guys are the best!


July 26, 2020

To be honest, you're beating your competitor on delivery - sometimes I request 2nd day and you still get it here overnight. Thanks!


July 18, 2020

Excellent Seller, Great Products, Fast Reliable Service.


July 12, 2020

Perfect, functional, arrived a weeks earlier, excellent Seller. Recommended


July 7, 2020

Perfectly satisfied with item. Top supplier on my list.


July 5, 2020

Can't speak to the long term reliability as of yet, but they seem to be of decent quality and I don't expect any issues.

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