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ZTX649 from ZETEX

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ZTX649

Manufacturer: ZETEX

NPN SILICON PLANAR MEDIUM POWER TRANSISTOR

Partnumber Manufacturer Quantity Availability
ZTX649 ZETEX 2026 In Stock

Description and Introduction

NPN SILICON PLANAR MEDIUM POWER TRANSISTOR Part ZTX649 is manufactured by ZETEX (now part of Diodes Incorporated). Below are the factual specifications, descriptions, and features:  

### **Specifications:**  
- **Type:** NPN Bipolar Junction Transistor (BJT)  
- **Collector-Emitter Voltage (VCE):** 30V  
- **Collector-Base Voltage (VCB):** 40V  
- **Emitter-Base Voltage (VEB):** 5V  
- **Continuous Collector Current (IC):** 1A  
- **Total Power Dissipation (Ptot):** 1W  
- **DC Current Gain (hFE):** 100 to 400 (at IC = 100mA, VCE = 1V)  
- **Transition Frequency (fT):** 175MHz  
- **Operating Temperature Range:** -55°C to +150°C  
- **Package Type:** TO-92 (also available in SOT-23 for variants)  

### **Descriptions and Features:**  
- Designed for general-purpose amplification and switching applications.  
- High current gain (hFE) with low saturation voltage.  
- Suitable for low-noise and high-speed circuits.  
- Complementary PNP pair available (ZTX749).  
- Lead-free and RoHS compliant.  

For detailed electrical characteristics, refer to the official datasheet from Diodes Incorporated (formerly ZETEX).

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