If you are working on electronics circuits that require precise current control, the STMicroelectronics P0102DA 1AA3 is a compact and reliable solution. This 3-pin SCR (Silicon Controlled Rectifier) is designed to handle moderate voltage and current applications, making it ideal for both hobbyist and industrial use. In this comprehensive article, we'll delve into the intricacies of the P0102DA 1AA3, uncovering its definition, key features, specifications, applications, and a closer look at its manufacturer.

P0102DA 1AA3's Overview

The P0102DA 1AA3 is a silicon-controlled rectifier (SCR) manufactured by STMicroelectronics. It is designed to handle moderate voltage and current levels in small to medium-scale electronics projects. With its 3-pin TO-92 package, this device is ideal for through-hole mounting on printed circuit boards (PCBs). Its compact design and industrial-grade temperature tolerance make it suitable for harsh operating environments.

Key Features

Let's delve into the standout features that make the P0102DA 1AA3 a standout in the world of electronics:

· The P0102DA 1AA3 supports a repetitive peak reverse voltage of 400V.

· It has a maximum gate trigger voltage of 0.8V for easy activation.

· The maximum gate trigger current is only 0.2mA, reducing control circuit load.

· It can handle a surge current rating of up to 8A without damage.

· The SCR maintains a peak on-state voltage of 1.95V at 1.6A.

· Its repetitive peak off-state current is exceptionally low at 1µA.

· The holding current is minimal at 5mA, ensuring reliable latching.

· The device is rated for an average on-state current of 0.5A.

· It supports a high maximum rate of rise of off-state voltage at 75V/µs.

· The maximum rate of rise of on-state current reaches 50A/µs.

· It has a compact TO-92 through-hole package with dimensions 4.95 x 3.94 x 4.95mm.

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