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BUL39D from ST,ST Microelectronics

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BUL39D

Manufacturer: ST

HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR

Partnumber Manufacturer Quantity Availability
BUL39D ST 80 In Stock

Description and Introduction

HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR The BUL39D is a power transistor manufactured by STMicroelectronics. Here are the key specifications from Ic-phoenix technical data files:

- **Type**: NPN Bipolar Junction Transistor (BJT)  
- **Package**: TO-220  
- **Collector-Emitter Voltage (VCEO)**: 400 V  
- **Collector Current (IC)**: 3 A  
- **Power Dissipation (Ptot)**: 40 W  
- **DC Current Gain (hFE)**: 15 to 60  
- **Transition Frequency (fT)**: 3 MHz  
- **Operating Temperature Range**: -65°C to +150°C  

This transistor is designed for high-voltage, high-speed switching applications.

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