BCR553E6327HTSA1

Overview

The BCR553E6327HTSA1 is a PNP silicon digital transistor from Infineon Technologies, housed in an SOT-23-3 surface-mount package. It integrates a single PNP bipolar junction transistor with internal biasing resistors to simplify circuit design and reduce component count. The device is qualified under the AEC-Q100 automotive standard, ensuring reliability for demanding environments. Key electrical specifications include a maximum collector-emitter voltage of 50V and a continuous collector current rating of 500mA. The typical input resistance is specified at 2.2kΩ, facilitating direct interface with logic outputs.

Feature Summary

• Integrated PNP transistor with built-in biasing resistors for simplified switching applications
• Automotive-grade qualification compliant with AEC-Q100 standards
• Compact SOT-23-3 surface-mount package design

Applications

• Automotive switching circuits requiring AEC-Q100 compliance
• General-purpose logic level translation and buffering
• Driver stages for relays, solenoids, or LED arrays

Procurement Notes

Verify the specific suffix E6327HTSA1 against official Infineon documentation to confirm packaging type and tape/reel specifications. Confirm end-of-life status prior to procurement, as discontinuation notices may affect long-term supply chain stability. Ensure compatibility with existing PCB footprints and reflow soldering profiles defined in the manufacturer datasheet.

Selection Notes

Select this component when a PNP digital transistor with integrated biasing is required for space-constrained designs. The 50V voltage rating and 500mA current capacity suit low-to-medium power switching tasks. Verify that the 2.2kΩ input resistance aligns with the driving source capabilities and desired switching speed requirements for the target application.

Part Context

This part belongs to Infineon's BCR series of digital transistors, which combine transistors and resistors in a single package. The BCR553 variant specifically utilizes a PNP configuration, contrasting with NPN counterparts like the BCR533. The E6327HTSA1 suffix denotes the specific automotive-grade packaging and handling format provided by the manufacturer.

Replacement Considerations

• BCR553 (Generic equivalent)
• BCR553W (Alternative package variant)

FAQ

What is the polarity of the BCR553E6327HTSA1?

The BCR553E6327HTSA1 is a PNP digital transistor.

Is this component suitable for automotive applications?

Yes, it is qualified according to the AEC-Q100 automotive standard.