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PUMD19 from NXP,NXP Semiconductors

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PUMD19

Manufacturer: NXP

PEMD19; PUMD19; NPN/PNP resistor-equipped transistors; R1 = 22 kOhm, R2 = open

Partnumber Manufacturer Quantity Availability
PUMD19 NXP 90000 In Stock

Description and Introduction

PEMD19; PUMD19; NPN/PNP resistor-equipped transistors; R1 = 22 kOhm, R2 = open # Introduction to the PUMD19 Dual NPN/NPN Resistor-Equipped Transistor  

The PUMD19 is a compact, surface-mount dual NPN/NPN resistor-equipped transistor (RET) designed for general-purpose switching and amplification applications. This device integrates two matched NPN transistors, each with built-in base resistors, simplifying circuit design and reducing component count in space-constrained applications.  

Housed in a small SOT-363 (SC-88) package, the PUMD19 is ideal for high-density PCB layouts, offering reliable performance in low-power circuits. The integrated resistors enhance stability by minimizing external component requirements, making it a practical choice for digital logic interfaces, signal amplification, and load switching.  

Key features include a low saturation voltage, ensuring efficient switching, and a high current gain (hFE), which supports consistent signal amplification. The device operates within a voltage range suitable for many low-voltage applications, making it versatile for consumer electronics, industrial controls, and communication systems.  

Engineers value the PUMD19 for its balanced performance, ease of integration, and cost-effectiveness. Its dual-transistor configuration allows for symmetrical circuit designs, while the built-in resistors enhance noise immunity and reduce parasitic effects.  

For designers seeking a reliable, space-saving solution for digital and analog circuits, the PUMD19 provides an efficient and robust option without compromising performance. Its standardized footprint ensures compatibility with automated assembly processes, further streamlining production.

Application Scenarios & Design Considerations

PEMD19; PUMD19; NPN/PNP resistor-equipped transistors; R1 = 22 kOhm, R2 = open

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