BU15TA2WHFV-TR

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

The BU15TA2WHFV-TR is a fixed-output CMOS LDO regulator manufactured by ROHM Semiconductor. It provides a 1.5 V output with a maximum current of 200 mA. The device operates within an input voltage range of 2.5 V to 5.5 V, with a maximum absolute rating of 6.5 V. Key electrical parameters include a typical ripple rejection of 70 dB and a circuit current of 40 µA. It features ±25 mV output accuracy at 25°C and includes shutdown, thermal shutdown, and over-current protection functions.

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

• Ultra-small package options including HVSON and HVSOF for space-constrained designs
• Low power consumption with minimal circuit current draw
• Integrated protection mechanisms including thermal shutdown and over-current protection
• High noise immunity suitable for sensitive analog and RF circuits

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

• Power supply for logic ICs
• Power supply for RF modules
• Power supply for camera modules

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

Verify the specific suffix (HFV) corresponds to the HVSOF-5 package when sourcing. Confirm RoHS compliance status as per the latest manufacturer documentation. Ensure the order quantity matches the standard taping specification of 3000 units per reel. Check for any automotive qualification requirements if intended for vehicle use, as this product is not recommended for such applications.

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

Select this component for applications requiring a stable 1.5 V rail from a 2.5 V to 5.5 V source. The low quiescent current makes it suitable for battery-operated devices. Consider the HVSOF-5 package size for PCB layout constraints. Verify that the load current does not exceed 200 mA and that the input voltage remains within the specified operational limits to ensure proper regulation and protection function activation.

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

This part belongs to the BU15TA2 series of high-performance full CMOS regulators. The series is characterized by ultra-small packages and low power consumption. Other variants in the family offer different fixed output voltages while maintaining similar performance characteristics and protection features. The series is designed for portable electronic equipment requiring efficient power management.

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

Direct substitutes within the same series include BU18TA2WHFV-TR (1.8 V), BU29TA2WHFV-TR (2.9 V), and BU33TA2WHFV-TR (3.3 V). These parts share identical pinouts and package dimensions but differ in output voltage. Cross-series replacements require verification of electrical specifications and pin compatibility.