TPS7101QP

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The TPS7101QP is a positive adjustable low-dropout (LDO) voltage regulator from Texas Instruments, designed for automotive and industrial applications. It features an input voltage range of 2.5 V to 10 V and delivers up to 500 mA output current. The device offers an adjustable output voltage range from 1.2 V to 9.75 V with a reference voltage of 1.178 V. Key electrical specifications include a quiescent current of 285 uA, line regulation of 18 mV, load regulation of 22 mV, and dropout voltage of 235 mV. Power dissipation is rated at 725 mW. It operates within a temperature range of -40°C to +125°C.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

• Automotive-grade reliability with AEC-Q100 qualification
• Positive adjustable output voltage capability
• Low quiescent current operation for efficiency
• High output current capacity of 500 mA

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

• Automotive power supply systems
• Industrial control circuits
• Embedded system voltage regulation

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific package variant, as the TPS7101QP designation typically corresponds to the PDIP-8 package, distinct from the SOIC-8 version found in other suffixes like QDR. Confirm that the component meets AEC-Q100 standards if automotive application is required. Ensure compatibility with the required thermal management for the specified power dissipation levels in the target design environment.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when an adjustable LDO with automotive qualification is needed for inputs up to 10 V. It is suitable for designs requiring 500 mA output current with tight line and load regulation requirements. Consider the PDIP-8 package constraints for PCB layout and thermal performance compared to surface-mount alternatives.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

The TPS7101QP belongs to the TPS71 series of low-dropout regulators manufactured by Texas Instruments. This series is characterized by its ability to provide stable regulated voltages with minimal dropout voltage. The 'Q' suffix indicates automotive grade qualification, ensuring robustness under harsh environmental conditions typical in vehicle electronics.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

The TPS7101QDR serves as a pin-compatible alternative in an SOIC-8 package. Other members of the TPS71 family may offer similar electrical characteristics but differ in package type or specific automotive qualification status.