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FSB749 from FAIRCHILD

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FSB749

Manufacturer: FAIRCHILD

PNP Low Saturation Transistor
Partnumber Manufacturer Quantity Availability
FSB749 FAIRCHILD 18890 In Stock

Description and Introduction

PNP Low Saturation Transistor The FSB749 is a Power Switch (IPS) manufactured by Fairchild Semiconductor. Here are its key specifications:

- **Type**: Intelligent Power Switch (IPS)
- **Output Configuration**: High Side
- **Output Type**: N-Channel
- **Voltage - Supply (Vcc/Vdd)**: Not specified in Ic-phoenix technical data files
- **Current - Output (Max)**: Not specified in Ic-phoenix technical data files
- **Rds On (Typ)**: Not specified in Ic-phoenix technical data files
- **Input Type**: Non-Inverting
- **Features**: Not specified in Ic-phoenix technical data files
- **Fault Protection**: Not specified in Ic-phoenix technical data files
- **Operating Temperature**: Not specified in Ic-phoenix technical data files
- **Mounting Type**: Surface Mount
- **Package / Case**: Not specified in Ic-phoenix technical data files

For detailed specifications, refer to the official Fairchild Semiconductor datasheet.

Application Scenarios & Design Considerations

PNP Low Saturation Transistor

Alternative Part Number

  • KSA1201YTA --: PNP transistor with similar voltage and current ratings, suitable for general-purpose amplifier and switching applications.
  • 2SA1201-Y --: PNP transistor offering comparable electrical characteristics and widely used as a replacement in similar circuits.
  • BC807-40 --: General-purpose PNP transistor with adequate voltage and current ratings for low-power switching and amplification.
  • BCP56-16 --: NPN medium-power transistor in SOT-223 with similar current and voltage ratings, widely available and pin-compatible for many FSB749 applications.
  • 2SD1898 --: NPN power transistor in SOT-89/TO-252 class offering comparable Vceo and current capability, suitable as a functional substitute.
  • MJD31C --: NPN power transistor in DPAK with higher voltage and current margins, commonly used as a robust replacement in similar switching/amplifier circuits.
  • KTC4370A --: NPN epitaxial planar transistor with comparable VCEO and IC ratings, usable in switching and amplification roles similar to the original.

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