S-1132B46-M5T1U

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

The S-1132B46-M5T1U is a positive linear low-dropout (LDO) voltage regulator manufactured by ABLIC Inc. It belongs to the S-1132 series, designed for applications requiring high accuracy and ultra-low current consumption. The device provides a fixed output voltage of 4.6 V with a maximum output current of 300 mA. It features a typical quiescent current of 20 µA, making it suitable for battery-powered systems. The regulator operates within an input voltage range up to 5.5 V and maintains performance across a temperature range of -40°C to +85°C. It is housed in a compact SOT-23-5 surface-mount package.

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

• Ultra-low current consumption with a typical quiescent current of 20 µA
• High-accuracy fixed output voltage regulation
• Low dropout voltage characteristics for efficient power management
• Compact SOT-23-5 surface-mount packaging

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

• Battery-powered portable electronic devices
• Wearable technology and health monitors
• Wireless sensor nodes and IoT modules
• Embedded systems requiring stable low-power supply rails

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

Verify the specific output voltage code (B46 indicates 4.6 V) against design requirements. Confirm the suffix M5T1U corresponds to the SOT-23-5 package and reel quantity specifications. Ensure compatibility with RoHS directives if required by your manufacturing standards. Cross-reference the manufacturer's latest datasheet for any updates on operating conditions or recommended circuit configurations before finalizing procurement.

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

Select this component when a fixed 4.6 V rail is needed with minimal standby current draw. The 300 mA output capability supports moderate load demands while maintaining efficiency. Consider the SOT-23-5 footprint for space-constrained PCB layouts. Evaluate thermal dissipation requirements based on the voltage drop between input and output at maximum load currents within the specified operating temperature range.

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

This part is part of the ABLIC S-1132 series, which focuses on low-quiescent-current LDO regulators. The series is engineered for energy efficiency in portable electronics. The S-1132B46 variant specifically targets applications needing a 4.6 V output. It complements other variants in the series that offer different fixed voltage outputs, providing designers with flexible options for various system voltage requirements.

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

Check for direct pin-compatible alternatives within the S-1132 series offering similar current ratings. Verify that substitute parts maintain the same 20 µA quiescent current specification to preserve battery life. Ensure the replacement supports the 300 mA output current and 4.6 V fixed output without requiring external component changes.