BCR129SH6327XTSA1

Overview

The BCR129SH6327XTSA1 is an NPN silicon digital transistor from the Infineon BCR129 series, housed in a SOT-363 (SC-88) surface-mount package. It integrates a single NPN transistor with a built-in bias resistor of 10 kΩ. Key electrical ratings include a maximum collector-emitter voltage of 50 V, a continuous collector current of 100 mA, and a total power dissipation of 250 mW at a case temperature up to 115°C. The device features a DC current gain range of 120 to 630 and a transition frequency of 150 MHz. It is qualified according to AEC-Q101 standards for automotive applications.

Feature Summary

• Integrates an NPN transistor with a 10 kΩ internal bias resistor
• Qualified for automotive environments per AEC-Q101 standard
• Supports high switching speeds with a 150 MHz transition frequency
• Provides low saturation voltage for efficient signal inversion

Applications

• Switching circuits
• Inverter logic gates
• Interface circuitry between logic levels
• Driver circuits for low-power loads

Procurement Notes

Verify the specific suffix H6327XTSA1 against official Infineon documentation to confirm the exact reel packaging configuration and tape-and-reel specifications. Ensure that the component meets RoHS compliance requirements if restricted substances are mandated by the end-use application regulations.

Selection Notes

Select this component when a compact solution combining amplification and base drive is required. The SOT-363 package offers space savings compared to discrete resistor-transistor networks. Verify that the 10 kΩ internal resistance aligns with the target input impedance and switching speed requirements of the specific circuit design.

Part Context

This part belongs to the BCR129 series of NPN digital transistors. Other variants in the series include the BCR129S, which contains two internally isolated transistors in a SOT-363 package, and the BCR129W in a SOT-323 package. All variants share similar electrical characteristics but differ in pin configurations and physical footprint dimensions.

Replacement Considerations

Direct replacements must match the NPN polarity, 50 V rating, and 100 mA current capacity. Check for equivalent internal bias resistor values and compatible SOT-363 pinouts to ensure mechanical and electrical interchangeability without redesigning the PCB layout.

FAQ

What is the typical value of the internal bias resistor?

The internal bias resistor (R1) has a typical value of 10 kΩ, with a specified range from 7 kΩ to 13 kΩ.

Is this component suitable for automotive applications?

Yes, the BCR129 series is qualified according to the AEC-Q101 standard for automotive electronics.

What is the maximum collector-emitter voltage?

The maximum collector-emitter voltage (VCEO) is rated at 50 V.