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Product Detailed Parameters
- Description：TRANS NPN 100V 1A TO-39
- Series：-
- Mfr：Microchip Technology
- Package：Bulk
- Transistor Type：NPN
- Current - Collector (Ic) (Max)：1:00 AM
- Voltage - Collector Emitter Breakdown (Max)：100 V
- Vce Saturation (Max) @ Ib, Ic：1V @ 50mA, 500mA
- Current - Collector Cutoff (Max)：10µA
- DC Current Gain (hFE) (Min) @ Ic, Vce：40 @ 250mA, 2V
- Power - Max：1 W
- Frequency - Transition：-
- Operating Temperature：-65°C ~ 200°C
- Mounting Type：Through Hole
- Package / Case：TO-205AD, TO-39-3 Metal Can
- Supplier Device Package：TO-39
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Overview
The Microchip Technology 2N5681 is a silicon NPN power bipolar junction transistor (BJT) designed for through-hole mounting. It features a maximum collector-emitter voltage of 40 V and a continuous collector current rating of 1 A. The device operates within a temperature range from -65 °C to +175 °C, ensuring reliability in demanding environments. Packaged in the TO-39 metal can format, it provides robust performance for high-power switching and amplification applications.
Feature Summary
- High thermal stability with an extended operating temperature range up to +175 °C
- Robust metal can construction suitable for harsh environmental conditions
- Capable of handling significant collector current for power switching tasks
Applications
- High-power linear amplifier circuits
- Industrial switching regulators
- Military-grade electronic systems requiring rugged components
Procurement Notes
Verify the specific manufacturer source and lot traceability before procurement. Confirm that the component meets all required military or industrial specifications. Ensure the TO-39 package dimensions align with the target PCB layout. Check for any lead-free compliance requirements if applicable to the final assembly process.
Selection Notes
Select this component when a high-current NPN BJT with superior thermal endurance is required. The TO-39 package offers better heat dissipation than plastic alternatives. Consider the 40 V voltage limit to ensure adequate headroom in the circuit design. Evaluate the need for hermetic sealing if the application involves extreme humidity or pressure variations.
Part Context
The 2N5681 belongs to the family of general-purpose power transistors manufactured by Microchip Technology. It serves as a discrete semiconductor solution for analog and digital power control. The part is distinct from low-signal transistors due to its higher current handling capabilities and specific packaging designed for thermal management in compact assemblies.
Replacement Considerations
Consult official Microchip documentation for qualified substitute part numbers. Verify pinout compatibility and electrical parameter equivalence before substitution.
