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HFA3127B from HARR

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HFA3127B

Manufacturer: HARR

Ultra High Frequency Transistor Arrays

Partnumber Manufacturer Quantity Availability
HFA3127B HARR 2100 In Stock

Description and Introduction

Ultra High Frequency Transistor Arrays The part HFA3127B is manufactured by **HARR**. Here are its key specifications:  

- **Type**: High-speed, dual common-emitter NPN transistor array  
- **Voltage Rating**:  
  - Collector-Base Voltage (VCBO): 50V  
  - Collector-Emitter Voltage (VCEO): 50V  
  - Emitter-Base Voltage (VEBO): 5V  
- **Current Rating**:  
  - Continuous Collector Current (IC): 500mA per transistor  
- **Power Dissipation (PD)**: 625mW per transistor  
- **Switching Characteristics**:  
  - Turn-on Time (ton): 4ns (typical)  
  - Turn-off Time (toff): 3ns (typical)  
- **Gain Bandwidth Product (fT)**: 8GHz (typical)  
- **Package**: 8-pin SOIC (Small Outline Integrated Circuit)  

These specifications are based on the manufacturer's datasheet. For exact performance under specific conditions, refer to the official documentation.

Application Scenarios & Design Considerations

Ultra High Frequency Transistor Arrays

Alternative Part Number

  • CA3127E --: Same 3127-series transistor array function with similar pinout and electrical characteristics, widely available as a direct functional substitute.
  • MPQ2222 --: Quad NPN transistor array offering comparable matched-transistor performance for general-purpose differential and switching applications.
  • ULN2003A --: Common multi-transistor array usable as a practical replacement in many switching and driver circuits, though pinout and ratings should be verified.

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