S-1312C12-A4T1U3

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

The ABLIC S-1312C12-A4T1U3 is a CMOS linear voltage regulator (LDO) from the S-1312 series, designed for ultra-low current consumption applications. It provides a fixed output voltage of 1.2 V with a maximum output current capability of 150 mA. The device operates within an input voltage range of 1.5 V to 5.5 V and features a typical dropout voltage of 150 mV at full load. It is housed in a compact HSNT-0808-4 surface-mount package and supports operation across a temperature range of -40°C to +85°C.

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

• Ultra-low quiescent current consumption for extended battery life
• High accuracy fixed output voltage regulation
• Integrated reverse current protection circuitry

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

• Battery-powered portable electronic devices
• Wearable health monitoring equipment
• IoT sensor nodes requiring low power management

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

Verify the specific suffix codes against official ABLIC documentation to confirm pinout compatibility and thermal characteristics. Ensure that the HSNT-0808-4 footprint matches your PCB design guidelines. Confirm RoHS compliance status through the manufacturer's latest environmental declarations before finalizing procurement orders.

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

Select this component when designing circuits with strict power budget constraints where standby current minimization is critical. The fixed 1.2 V output suits logic levels for modern low-voltage microcontrollers. Evaluate the thermal performance under maximum load conditions to ensure stable operation within the specified ambient temperature range.

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

This part belongs to the S-1312 series of positive voltage regulators developed by ABLIC using advanced CMOS technology. The series is characterized by its combination of high precision and minimal power drain, making it suitable for space-constrained designs where efficiency and size are primary engineering drivers.

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

Direct substitutes include other ABLIC S-1312 variants with different fixed output voltages or alternative packages such as the S-1312A12H-M5T1U3 in SOT-23-5, provided electrical parameters align with system requirements.