TPS7B7701QPWPRQ1

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

The TPS7B7701QPWPRQ1 is an automotive-grade adjustable positive linear low-dropout regulator manufactured by Texas Instruments. It provides a maximum output current of 300mA and supports input voltages up to 40V. The device features an adjustable output voltage range from 1.5V to 20V. It operates within an extended junction temperature range of -40°C to 150°C and holds AEC-Q100 qualification. The component is housed in a 16-HTSSOP surface-mount package.

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

• AEC-Q100 qualified for automotive reliability standards
• Integrated protection against overcurrent, thermal overload, reverse polarity, short circuits, and undervoltage lockout
• High power supply rejection ratio of 73dB at 100Hz
• Includes enable control and current limit functionality

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

• T-BOX power distribution systems
• Automotive infotainment subsystems
• Non-on-board load systems requiring high voltage tolerance

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

Verify the specific suffix PWPRQ1 matches the required 16-HTSSOP package and automotive grade designation. Confirm that the adjustable output configuration aligns with the target circuit design requirements. Ensure compatibility with the intended operating temperature range of -40°C to 150°C before finalizing procurement specifications.

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

Select this component when designing automotive circuits requiring robust transient protection and high voltage tolerance up to 40V. It is suitable for applications needing precise ripple suppression via its high PSRR characteristic. The wide operating temperature range makes it appropriate for harsh under-hood or chassis-mounted environments where standard commercial parts may fail.

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

This part belongs to the TPS7B7701-Q1 family of ultralow-IQ LDOs designed specifically for demanding automotive environments. It complements other TI power management solutions like buck converters by offering noise-free regulation for sensitive analog loads. The device addresses the need for simple, stable power rails in complex vehicle electronic architectures.

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

Direct substitutes include TPS7B7702QPWPRQ1 for dual-channel configurations. Verify pinout compatibility if replacing legacy Texas Instruments LDOs in existing T-BOX designs.