TPS7A0512PDBVT

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

The TPS7A0512PDBVT is a fixed-output low-dropout regulator from the Texas Instruments TPS7A05 series, providing a nominal output voltage of 1.2 V with a maximum continuous output current of 200 mA. It operates within an input voltage range of 1.4 V to 5.5 V and features an ultralow quiescent current of 1 µA typical. The device is housed in a compact SOT-23-5 package and maintains high accuracy with a typical tolerance of 1%. It includes active output discharge and foldback current limiting for enhanced system protection.

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

• Ultralow quiescent current consumption designed to extend battery life in portable applications
• Active pulldown circuit that rapidly discharges the output capacitor when disabled
• Foldback current limit mechanism to protect against short circuits and overloads
• High output accuracy ensuring stable regulated voltage under varying load conditions

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

• Wearable electronics
• Always-on power supplies
• Portable and battery-powered equipment
• Wireless handsets and smart phones

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

Verify the specific suffix 'VT' corresponds to the tape-and-reel packaging configuration required for automated assembly processes. Confirm that the 1.2 V fixed output matches the target rail requirements. Ensure the SOT-23-5 footprint aligns with the existing PCB layout constraints before finalizing procurement orders.

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

Select this component when minimizing standby current is critical for battery-operated devices requiring a 1.2 V rail. The SOT-23-5 package offers a small form factor suitable for space-constrained designs. Verify that the input voltage remains above the minimum threshold of 1.4 V to ensure proper regulation and startup behavior across the full operating temperature range.

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

This part belongs to the TPS7A05 family of ultra-small, low-quiescent-current LDO regulators. The family provides various fixed output voltages ranging from 0.8 V to 3.3 V. The TPS7A0512PDBVT specifically utilizes the SOT-23-5 package variant, distinguishing it from other package options like X2SON or DSBGA available within the same product line.

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

Other members of the TPS7A05 family with different fixed output voltages (e.g., TPS7A05xxPDBVT) are pin-compatible substitutes if the voltage requirement changes.