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SS8550DBU from FSC,Fairchild Semiconductor

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SS8550DBU

Manufacturer: FSC, FAIRCHILD

PNP Epitaxial Silicon Transistor

Partnumber Manufacturer Quantity Availability
SS8550DBU FSC, FAIRCHILD 11764 In Stock

Description and Introduction

PNP Epitaxial Silicon Transistor The SS8550DBU is a PNP bipolar junction transistor (BJT) manufactured by FSC (Fairchild Semiconductor Corporation).  

### **Specifications:**  
- **Type:** PNP Transistor  
- **Collector-Emitter Voltage (VCE):** -25V  
- **Collector-Base Voltage (VCB):** -40V  
- **Emitter-Base Voltage (VEB):** -5V  
- **Collector Current (IC):** -1.5A  
- **Power Dissipation (PD):** 1W  
- **DC Current Gain (hFE):** 85–160 (at IC = -500mA, VCE = -1V)  
- **Transition Frequency (fT):** 200MHz  
- **Operating Temperature Range:** -55°C to +150°C  
- **Package:** SOT-89  

### **Descriptions and Features:**  
- Designed for general-purpose amplification and switching applications.  
- High current gain and low saturation voltage.  
- Suitable for low-power applications.  
- Compact SOT-89 surface-mount package for space-constrained designs.  

For detailed electrical characteristics, refer to the official datasheet from FSC.

Application Scenarios & Design Considerations

PNP Epitaxial Silicon Transistor

Alternative Part Number

  • BC857B --: PNP general-purpose transistor with comparable current and voltage ratings, widely available and a common substitute for SS8550 in low-power switching and amplification.
  • 2SA1015 --: PNP transistor with similar Vceo and current capability, frequently used as an alternative in audio and general switching circuits.
  • MMBT8550 --: PNP transistor in SOT-23 with ratings close to the SS8550, suitable for surface-mount replacement in general-purpose applications.

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