JANSR2N3440L-Transistor Overview
The JANSR2N3440L transistor is a high-power NPN bipolar junction transistor (BJT) designed for switching and amplification applications in industrial and automotive environments. Featuring robust voltage and current ratings, it supports collector currents up to 10A and collector-emitter voltages up to 100V, making it suitable for demanding power control tasks. Its complementary design provides reliable performance under high thermal stress and switching frequencies. The transistor??s sturdy TO-3 package ensures excellent heat dissipation, enhancing operational reliability. This product is ideal for engineers and sourcing specialists seeking a durable, high-performance transistor from IC Manufacturer.
JANSR2N3440L-Transistor Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Collector-Emitter Voltage (VCEO) | 100 | V |
| Collector-Base Voltage (VCBO) | 140 | V |
| Emitter-Base Voltage (VEBO) | 7 | V |
| Collector Current (IC) | 10 | A |
| Power Dissipation (Ptot) | 125 | W |
| DC Current Gain (hFE) | 15 to 70 | ?? |
| Transition Frequency (fT) | 3 | MHz |
| Operating Junction Temperature (Tj) | -65 to +200 | ??C |
JANSR2N3440L-Transistor Key Features
- High Collector Current Handling: Supports up to 10A, enabling robust power switching and amplification in demanding circuits.
- Wide Voltage Tolerance: Collector-emitter voltage rating of 100V ensures reliable operation in high-voltage industrial applications.
- Enhanced Thermal Performance: TO-3 metal can package offers superior heat dissipation, increasing device lifespan and stability under thermal stress.
- Moderate Current Gain: DC gain range of 15 to 70 balances amplification efficiency with linearity for precise control in switching applications.
- Frequency Response: Transition frequency of 3 MHz supports moderate-speed switching suitable for power regulation and control circuits.
- Wide Operating Temperature Range: Operates reliably from -65??C to +200??C, meeting stringent thermal requirements in harsh environments.
Typical Applications
- Power Amplification in Industrial Equipment: Suitable for driving motors, solenoids, and other high-current loads requiring stable switching and amplification.
- Automotive Electronics: Ideal for controlling ignition coils, fuel injectors, and other power components in automotive control systems.
- Power Supply Regulation: Used in linear regulators and switching power supplies to manage voltage and current delivery efficiently.
- General Purpose Switching: Applicable in relay drivers, lamp drivers, and other switching circuits requiring robust transistor performance.
JANSR2N3440L-Transistor Advantages vs Typical Alternatives
This transistor offers a compelling combination of high current capacity and voltage rating within a reliable TO-3 package, providing superior thermal management compared to plastic encapsulated alternatives. Its broad operating temperature range ensures stable performance in harsh environments, making it preferable for industrial and automotive applications. The moderate current gain and switching frequency provide a balanced trade-off between amplification precision and efficiency, distinguishing it from lower-power or high-frequency specialized transistors.
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JANSR2N3440L-Transistor Brand Info
The JANSR2N3440L is manufactured under stringent military and industrial standards, reflecting its origins as a high-reliability transistor for demanding applications. This transistor is part of a well-established product line known





