JANTX2N3739-Transistor Overview
The JANTX2N3739 is a high-power NPN bipolar junction transistor designed for robust switching and amplification applications in industrial and military-grade electronics. Featuring a collector-emitter voltage rating of 100 V and a collector current capability of up to 15 A, this transistor supports demanding power control scenarios. Its rugged construction ensures reliable operation under harsh conditions, making it suitable for use in power regulators, motor controls, and inverters. The device??s high gain and fast switching speed contribute to efficient circuit performance. Sourced from a trusted IC Manufacturer, it meets stringent quality standards for aerospace and defense applications.
JANTX2N3739-Transistor Technical Specifications
| Parameter | Specification |
|---|---|
| Transistor Type | NPN Bipolar Junction Transistor (BJT) |
| Collector-Emitter Voltage (VCEO) | 100 V |
| Collector-Base Voltage (VCBO) | 140 V |
| Emitter-Base Voltage (VEBO) | 7 V |
| Collector Current (IC) | 15 A (Continuous) |
| Power Dissipation (PD) | 150 W |
| DC Current Gain (hFE) | 40 (minimum at IC=10 A) |
| Transition Frequency (fT) | 5 MHz (typical) |
| Operating Temperature Range | -65??C to +200??C |
| Package Type | Hermetic metal can (TO-3) |
JANTX2N3739-Transistor Key Features
- High current handling capability: Supports continuous collector current up to 15 A, enabling efficient power control in demanding applications.
- Robust voltage ratings: Collector-emitter voltage of 100 V ensures reliable operation in high-voltage circuits, critical for industrial power electronics.
- Wide operating temperature range: Functional from -65??C to +200??C, suitable for aerospace and military environments requiring extreme thermal stability.
- Hermetic metal can packaging: Provides excellent environmental protection and improved thermal dissipation compared to plastic packages.
- High power dissipation: Rated at 150 W, allowing reliable heat management during high-load switching and amplification.
- Moderate transition frequency: Typical fT of 5 MHz balances switching speed with power handling for versatile industrial applications.
Typical Applications
- Power amplification stages in industrial control systems where high current and voltage capabilities are essential for driving loads.
- Motor control circuits requiring robust switching transistors to handle inductive loads with high transient voltages.
- DC-DC converters and inverters that demand reliable high-power transistors for efficient voltage regulation and power conversion.
- Aerospace and military electronics, leveraging hermetic packaging and wide temperature range for mission-critical reliability.
JANTX2N3739-Transistor Advantages vs Typical Alternatives
This transistor offers superior power handling and voltage ratings compared to standard BJTs, making it ideal for high-stress industrial environments. Its hermetic metal can package improves reliability and thermal management versus plastic alternatives. The wide operating temperature range ensures stable performance under extreme conditions, providing an advantage in aerospace and military applications. With a balanced transition frequency and high gain, it enables efficient switching and amplification, reducing system losses and improving overall circuit efficiency.
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JANTX2N3739-Transistor Brand Info
The JANTX2N3739 is commonly associated with JEDEC and military-grade transistor standards, often manufactured by reputable suppliers specializing in aerospace and defense components. The ??JANTX?? prefix indicates a JAN (Joint Army-Navy) quality level





