S-1172B33-E6T1G

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

The S-1172B33-E6T1G is a fixed-output low dropout voltage regulator manufactured by ABLIC Inc. It belongs to the S-1172 series and provides a stable 3.3 V output with a maximum current capacity of 1 A. The device operates within an input voltage range of 1.5 V to 5.5 V and features a typical dropout voltage of 230 mV at full load. It is housed in a compact SOT-89-5 surface-mount package, suitable for space-constrained designs. The component supports operation across a temperature range from -40°C to +85°C and includes built-in protection mechanisms such as thermal shutdown and reverse current prevention.

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

• High ripple rejection capability for clean power delivery
• Low dropout performance ensuring efficiency under varying loads
• Integrated thermal shutdown and reverse current prevention for enhanced reliability

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

• Portable electronic devices requiring stable 3.3 V logic supply
• Battery-powered systems needing efficient voltage regulation
• Embedded circuits utilizing CMOS technology

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

Verify the exact suffix E6T1G against official ABLIC documentation to confirm package type and tape/reel specifications. Confirm availability status as some S-1172 variants may be discontinued or subject to limited supply. Ensure compatibility with existing PCB footprint for SOT-89-5 packages during procurement planning.

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

Select this component when a 1 A output current is required with minimal voltage drop. The S-1172 series offers high ripple rejection compared to standard LDOs. Verify that the 3.3 V fixed output aligns with system requirements. Consider the SOT-89-5 package size constraints and thermal dissipation capabilities for the specific application environment.

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

The S-1172 series represents ABLIC's line of high-performance CMOS LDO regulators. These devices are designed for applications demanding low noise and high ripple rejection. The S-1172B33 variant specifically targets 3.3 V output needs. The E6T1G suffix indicates specific packaging and handling characteristics defined by the manufacturer for mass production integration.

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

Check for direct pin-compatible alternatives within the S-1172 family with different output voltages if voltage adjustment is needed. Verify if newer revisions of the S-1172 series offer improved thermal performance or updated packaging options while maintaining electrical equivalence.