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BUL654 from ST,ST Microelectronics

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BUL654

Manufacturer: ST

HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR

Partnumber Manufacturer Quantity Availability
BUL654 ST 20 In Stock

Description and Introduction

HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR The BUL654 is a semiconductor device manufactured by STMicroelectronics (ST). Below are the factual specifications from Ic-phoenix technical data files:

1. **Type**: BUL654 is a power switching transistor.  
2. **Technology**: It is a high-voltage, fast-switching NPN bipolar junction transistor (BJT).  
3. **Voltage Rating**:  
   - Collector-Emitter Voltage (VCEO): 400V  
   - Collector-Base Voltage (VCBO): 500V  
4. **Current Rating**:  
   - Collector Current (IC): 4A (continuous)  
   - Peak Collector Current (ICM): 8A  
5. **Power Dissipation**:  
   - Total Power Dissipation (Ptot): 40W at 25°C  
6. **Switching Characteristics**:  
   - Turn-On Time (ton): Typically 0.5µs  
   - Turn-Off Time (toff): Typically 1.5µs  
7. **Package**: TO-220 (isolated and non-isolated versions available).  
8. **Applications**: Used in power supplies, electronic ballasts, and high-voltage switching circuits.  

These are the verified specifications provided by STMicroelectronics for the BUL654 transistor.

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