TPS79601KTTTG3

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

The TPS79601KTTTG3 is a Texas Instruments ultralow-noise, high PSRR, fast RF 1-A low-dropout linear regulator. It features an adjustable output voltage range from 1.2 V to 5.4 V with a maximum input voltage of 5.5 V. The device delivers up to 1 A output current with a typical dropout voltage of 220 mV and operates within a junction temperature range of -40°C to 125°C. Key electrical specifications include a quiescent current of 260 µA, output noise of 42 µVRMS, and power supply rejection ratio (PSRR) of 42 dB at 100 kHz. It utilizes ceramic output capacitors and offers protection against overcurrent, thermal overload, reverse polarity, and under-voltage lockout.

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

• Ultralow noise performance suitable for sensitive RF applications
• High power supply rejection ratio (PSRR) for clean power delivery
• Fast transient response capability for dynamic load conditions
• Integrated comprehensive protection functions including thermal and current limiting

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

• RF front-end modules requiring low noise power supplies
• Wireless communication systems and infrastructure equipment
• Portable electronic devices demanding efficient power management
• Millimeter-wave radar sensor power conditioning circuits

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

Verify the exact part number suffix to ensure correct packaging and lead time alignment. Confirm RoHS compliance status and moisture sensitivity level requirements for your assembly process. Check for any recent product change notifications or obsolescence notices from Texas Instruments before finalizing procurement plans.

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

Select this component when ultralow noise and high PSRR are critical for RF signal integrity. Ensure the required output voltage falls within the 1.2 V to 5.4 V adjustable range. Verify that the system's peak current demand does not exceed 1 A and that adequate thermal dissipation is available for the TO-263 package in the intended operating environment.

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

This device belongs to the TPS796 family of ultralow-noise LDO regulators designed specifically for RF applications. It shares core architectural features with other members like the TPS79601KTTR but differs in specific packaging options such as the TO-263 variant. The family emphasizes high performance in noise-sensitive environments while maintaining efficiency and robust protection mechanisms.

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

• TPS79601KTTR

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

What type of output capacitor is recommended for the TPS79601KTTTG3?

The datasheet specifies the use of ceramic output capacitors for stable operation.

Does the TPS79601KTTTG3 support reverse polarity protection?

Yes, the device includes built-in reverse polarity protection among its safety features.