S-1200B33-M5T1U

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

The S-1200B33-M5T1U is a positive voltage regulator from the S-1200 Series, manufactured by ABLIC Inc. It provides a fixed output voltage of 3.3 V with an accuracy of ±1.0%. The device operates within an input voltage range of 2.0 V to 10.0 V and supports an output current of up to 150 mA. It features a typical dropout voltage of 140 mV at 100 mA and consumes 18 μA during operation. Ripple rejection is specified at 65 dB typ. for this voltage range. The component includes built-in overcurrent protection and an ON/OFF control circuit, housed in a SOT-23-5 package.

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

• Utilizes CMOS technology to achieve low dropout voltage and high ripple rejection capabilities.
• Incorporates a built-in ON/OFF circuit that significantly reduces current consumption when disabled.
• Features integrated overcurrent protection to limit load current and safeguard the output transistor.
• Compatible with small ceramic capacitors (0.1 μF or more) for both input and output stabilization.

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

• Power supply for battery-powered devices
• Power supply for personal communication devices
• Power supply for home electric appliances
• Power supply for cellular phones

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

Verify the specific ordering suffix against official documentation to confirm environmental compliance and packaging specifications. Confirm that the selected variant matches the required ON/OFF pin logic level for your application design. Ensure compatibility with the manufacturer's recommended external capacitor values to maintain stability and prevent oscillation under varying load conditions.

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

Select this component for applications requiring a stable 3.3 V rail with minimal quiescent current draw. Consider the thermal dissipation limits of the SOT-23-5 package when designing for maximum output currents. Verify that the input voltage remains within the specified operational range to ensure proper regulation and avoid exceeding absolute maximum ratings.

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

This part belongs to the S-1200 Series of high ripple-rejection, low dropout CMOS voltage regulators. The series offers selectable output voltages from 1.5 V to 5.5 V in 0.1 V steps. It is designed for low power consumption and compatibility with small surface-mount packages, making it suitable for portable electronics where space and battery life are critical constraints.

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

Other parts in the S-1200 Series with different output voltages (e.g., S-1200B30-M5T1U, S-1200B35-M5T1U) share identical pinouts and functional characteristics. Substitution requires verifying that the alternative output voltage meets the system requirements and that the package type remains compatible with the existing footprint.