BU13UA3WNVX-TL

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

The BU13UA3WNVX-TL is a single-output low-dropout (LDO) linear regulator manufactured by ROHM Semiconductor. It provides a fixed output voltage of 1.3 V with a maximum output current of 200 mA. The device operates within an input voltage range of 1.7 V to 5.5 V and features a typical dropout voltage of 350 mV. It is housed in a compact DFN-4 package suitable for surface mount technology. The component supports an operating temperature range from -40°C to +85°C, ensuring reliability in various electronic applications.

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

• Provides stable fixed 1.3 V output voltage
• Supports up to 200 mA load current
• Operates with low input voltage as low as 1.7 V
• Compact DFN-4 surface-mount packaging

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

• Portable battery-powered devices requiring 1.3 V rail
• Embedded systems with limited input voltage headroom
• Consumer electronics utilizing CMOS logic families
• IoT sensors and modules needing efficient linear regulation

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

Verify the exact suffix and manufacturer part number against official ROHM documentation before ordering. Confirm availability status as components may be subject to production lifecycle changes. Ensure compatibility with existing PCB footprint and thermal requirements. Cross-reference datasheet specifications for electrical parameters relevant to your specific circuit design constraints.

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

Select this component when a fixed 1.3 V output is required with moderate current demands up to 200 mA. Consider its low minimum input voltage of 1.7 V for applications with tight voltage margins. Evaluate the DFN-4 package size against available board space. Compare dropout characteristics and thermal performance against alternative regulators if higher efficiency or different output voltages are needed.

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

This LDO belongs to the BUxxUA3WNVX series from ROHM, designed for general-purpose power management in portable electronics. The series offers various fixed output voltages to suit different logic levels. The BU13 variant specifically targets 1.3 V applications, common in older CMOS standards or specific sensor interfaces. It complements other regulators in the family that provide higher or lower fixed voltages.

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

Check for direct pin-compatible alternatives within the same ROHM series offering different output voltages if system requirements change. Verify if newer revisions of the component exist with updated packaging or enhanced features. Consult official substitution guides for cross-references from other manufacturers if supply chain issues arise.