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KSR2003 from FAIRCHILD,Fairchild Semiconductor

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KSR2003

Manufacturer: FAIRCHILD, FSC

PNP Epitaxial Silicon Transistor

Partnumber Manufacturer Quantity Availability
KSR2003 FAIRCHILD, FSC 6740 In Stock

Description and Introduction

PNP Epitaxial Silicon Transistor The part **KSR2003** is manufactured by **FAIRCHILD**. Below are the specifications, descriptions, and features based on Ic-phoenix technical data files:  

### **Specifications:**  
- **Type:** NPN Bipolar Junction Transistor (BJT)  
- **Collector-Emitter Voltage (VCE):** 160V  
- **Collector-Base Voltage (VCB):** 160V  
- **Emitter-Base Voltage (VEB):** 5V  
- **Collector Current (IC):** 1.5A  
- **Power Dissipation (PD):** 25W  
- **DC Current Gain (hFE):** 40 to 320  
- **Transition Frequency (fT):** 50MHz  
- **Operating Temperature Range:** -65°C to +150°C  

### **Description:**  
The **KSR2003** is a high-voltage NPN transistor designed for general-purpose amplification and switching applications. It is suitable for use in power supplies, motor control, and audio amplifiers.  

### **Features:**  
- High voltage capability  
- High current gain  
- Fast switching speed  
- Low saturation voltage  
- TO-220 package for efficient heat dissipation  

This information is strictly based on the manufacturer's datasheet and knowledge base.

Application Scenarios & Design Considerations

PNP Epitaxial Silicon Transistor

Alternative Part Number

  • 2N3904 --: General-purpose NPN small-signal transistor in TO-92, widely used as a functional substitute for the KSR2003 in low-current switching and amplification.
  • BC547 --: Popular NPN small-signal transistor with similar current and voltage ratings, suitable for general switching and amplifier applications.
  • MMBT3904 --: SMD NPN transistor equivalent to 2N3904, offering a surface-mount alternative when board layout allows.

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