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PUMH4 from PHILIPS

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PUMH4

Manufacturer: PHILIPS, ON, PHI

NPN/NPN resistor-equipped transistors; R1 = 10 kOhm, R2 = open

Partnumber Manufacturer Quantity Availability
PUMH4 PHILIPS, ON, PHI 35321 In Stock

Description and Introduction

NPN/NPN resistor-equipped transistors; R1 = 10 kOhm, R2 = open **Introduction to the PUMH4 Transistor**  

The PUMH4 is a high-performance, dual NPN/PNP resistor-equipped transistor (RET) designed for general-purpose switching and amplification applications. This compact surface-mount device integrates bias resistors within the package, simplifying circuit design and reducing component count on PCBs.  

Featuring low saturation voltage and high current gain, the PUMH4 is well-suited for high-speed switching in digital circuits, signal amplification, and interface applications. Its built-in resistors enhance noise immunity and improve stability, making it a reliable choice for consumer electronics, industrial controls, and communication devices.  

Key characteristics include a maximum collector current of 100 mA and a voltage rating of 50 V, ensuring compatibility with low-voltage logic circuits. The small SOT-363 package allows for efficient space utilization in densely populated designs.  

Engineers favor the PUMH4 for its balanced performance, ease of integration, and cost-effectiveness in mass production. Whether used in inverter circuits, level shifters, or driver stages, this transistor provides consistent performance with minimal external components.  

For optimal operation, designers should adhere to recommended operating conditions and thermal management guidelines to ensure long-term reliability. The PUMH4 exemplifies modern transistor technology, combining functionality with compact design for versatile electronic applications.

Application Scenarios & Design Considerations

NPN/NPN resistor-equipped transistors; R1 = 10 kOhm, R2 = open

Alternative Part Number

  • DDA114EU --: Dual PNP/NPN digital transistor pair with built-in bias resistors, functionally similar to the PUMH4 dual digital transistor configuration.
  • UMH4N --: Dual NPN digital transistor with integrated bias resistors, a common cross-reference for PUMH-series dual digital transistors.
  • DDC114EU --: Dual digital transistor with built-in resistors offering comparable switching behavior and package options for PUMH4 replacement.
  • MUN5214DW1 --: Dual NPN bias resistor transistor (BRT) in SOT-363, same package and function as PUMH4, from the same manufacturer family.
  • MUN5311DW1 --: Dual bias resistor transistor in a small surface-mount package, suitable as a functional replacement for PUMH4.

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