JANSF2N3637UB-Transistor Overview
The JANSF2N3637UB is a high-performance NPN bipolar junction transistor designed for robust switching and amplification in industrial and automotive applications. It features a collector current rating up to 30A and a collector-emitter voltage of 100V, making it suitable for medium- to high-power circuits. This transistor offers reliable operation under demanding conditions, with a complementary balance of gain and power dissipation capacity. Its TO-3 metal package ensures excellent thermal management, enhancing durability and long-term reliability. Engineers and sourcing specialists seeking a dependable power transistor can rely on this component for efficient, high-current switching tasks. For detailed technical support, visit IC Manufacturer.
JANSF2N3637UB-Transistor Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Type | NPN Bipolar Junction Transistor | ?C |
| Collector-Emitter Voltage (VCEO) | 100 | V |
| Collector-Base Voltage (VCBO) | 120 | V |
| Emitter-Base Voltage (VEBO) | 7 | V |
| Collector Current (IC) | 30 | A |
| Power Dissipation (Ptot) | 160 | W |
| DC Current Gain (hFE) | 40 to 160 | ?C |
| Transition Frequency (fT) | 5 | MHz |
| Package | TO-3 Metal Can | ?C |
JANSF2N3637UB-Transistor Key Features
- High collector current capability: Supports up to 30A, enabling effective handling of high power loads in switching circuits.
- Robust voltage ratings: With a collector-emitter voltage rating of 100V, it suits medium-voltage amplification and control tasks.
- Thermally efficient TO-3 package: Enhances heat dissipation, improving reliability in demanding environments.
- Wide DC current gain range: Offers gain between 40 and 160, allowing design flexibility across various amplifier stages.
Typical Applications
- Power amplification in industrial motor control systems requiring reliable high-current switching with efficient thermal management.
- Automotive electronic circuits, such as ignition and relay driver stages, benefiting from robust voltage and current handling.
- Switching regulators and power supply designs where high power dissipation and voltage withstand are critical.
- General-purpose medium-power amplification in audio and signal processing applications demanding consistent gain and reliability.
JANSF2N3637UB-Transistor Advantages vs Typical Alternatives
This transistor stands out with its combination of high collector current and robust voltage ratings in a thermally efficient TO-3 package. Compared to typical plastic-encapsulated devices, it offers superior heat dissipation and durability, which translates to enhanced reliability in industrial and automotive applications. Its wide current gain range supports versatile circuit designs, making it a preferred choice for demanding power amplification and switching tasks.
🔥 Best-Selling Products

Texas Instruments BQ24075 Linear Battery Charger IC – 5mm x 4mm QFN Package

Texas Instruments INA219 Current Sensor Module – SOIC Package, Precision Monitoring

Texas Instruments LM4041 Precision Voltage Reference – SOT-23 Package

Texas Instruments OPA2134 Audio Op Amp – Dual, High-Performance, SOIC-8 Package
JANSF2N3637UB-Transistor Brand Info
The JANSF2N3637UB is a military-grade transistor variant typically associated with established semiconductor manufacturers specializing in high-reliability components. It complies with JAN (Joint Army-Navy) standards, ensuring stringent quality and performance criteria suitable for defense and aerospace applications. This product line is recognized for its rugged construction and consistent electrical characteristics, making it a trusted component in mission-critical systems.
FAQ
What is the maximum collector current rating of this transistor?
The maximum collector current for this transistor is rated at 30 amperes, allowing it to handle significant power loads in switching and amplification circuits.
🌟 Featured Products

“Buy MAX9312ECJ+ Precision Voltage Comparator in DIP Package for Reliable Performance”

QCC-711-1-MQFN48C-TR-03-1 Bluetooth Audio SoC with MQFN48C Package

0339-671-TLM-E Model – High-Performance TLM-E Package for Enhanced Functionality

1-1415898-4 Connector Housing, Electrical Wire-to-Board, Receptacle, Packaged
What package type does this transistor use and why is it beneficial?
This device is packaged in a TO-3 metal can, which provides excellent thermal conductivity and mechanical durability, helping maintain performance under







