2N3440

Description：TRANS NPN 250V 1A TO-39
Series：-

SKU:1abf41bf6075 Category: Single Bipolar Transistors Brand: STMicroelectronics

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Product introduction

2N3440 is listed in the Single Bipolar Transistors range at ChipApex. The manufacturer field lists STMicroelectronics. Its product description is TRANS NPN 250V 1A TO-39. Review the specifications below when checking this part for your BOM.

Single Bipolar Transistors specifications for 2N3440

Description：TRANS NPN 250V 1A TO-39
Series：-
Mfr：STMicroelectronics
Package：Tube
Transistor Type：NPN
Current - Collector (Ic) (Max)：1:00 AM
Voltage - Collector Emitter Breakdown (Max)：250 V
Vce Saturation (Max) @ Ib, Ic：500mV @ 4mA, 50mA
Current - Collector Cutoff (Max)：50µA
DC Current Gain (hFE) (Min) @ Ic, Vce：40 @ 20mA, 10V
Power - Max：1 W
Frequency - Transition：15MHz
Operating Temperature：200°C (TJ)
Mounting Type：Through Hole
Package / Case：TO-205AD, TO-39-3 Metal Can
Supplier Device Package：TO-39
Grade：-
Qualification：-

Single Bipolar Transistors datasheet and documents for 2N3440

2N3440

Single Bipolar Transistors Overview

The STMicroelectronics 2N3440 is a silicon epitaxial planar NPN transistor housed in a TO-39 metal case. It features a collector-emitter voltage of 250 V and a continuous collector current of 1 A. The device supports a maximum power dissipation of 1 W at ambient temperatures up to 50 °C, with a transition frequency of 15 MHz. DC current gain ranges from 40 to 160 at 20 mA.

Single Bipolar Transistors Feature Summary

Designed for consumer and industrial line-operated applications
Suitable as drivers in high-voltage low current inverters
Capable of use in switching and series regulators

Single Bipolar Transistors Applications

High-voltage low current inverters
Switching circuits
Series regulators

Single Bipolar Transistors Procurement Notes

Verify the specific part number against official STMicroelectronics documentation to confirm electrical ratings and package dimensions. Ensure compliance with application requirements regarding thermal resistance and operating temperature limits before procurement.

Single Bipolar Transistors Selection Notes

Select this component for high-voltage applications requiring robust NPN switching capabilities. Consider the TO-39 package for through-hole mounting and verify that the 250 V collector-emitter rating meets the circuit's voltage demands.

Single Bipolar Transistors Part Context

This component belongs to the 2N3439/2N3440 family of high-voltage NPN transistors. While sharing similar physical characteristics, the 2N3440 is distinguished by its lower voltage ratings compared to the 2N3439 variant.