S-1167B19-I6T2G

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

The S-1167B19-I6T2G is a positive voltage regulator from the S-1167 Series, manufactured by ABLIC Inc. It provides a fixed output voltage of 1.9 V with an accuracy of ±1.0%. The device operates within an input voltage range of 2.0 V to 6.5 V and supports an output current of up to 150 mA. Typical current consumption during operation is 9 µA, reducing to 0.1 µA in shutdown mode. It features a typical dropout voltage of 150 mV at 100 mA and offers high ripple rejection of 70 dB. The component utilizes CMOS technology and includes built-in overcurrent protection and an ON/OFF control circuit.

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

• Ultra-low current consumption for extended battery life
• High ripple rejection capability
• Low dropout voltage performance
• Built-in overcurrent protection circuit

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

• Constant-voltage power supply for battery-powered devices
• Constant-voltage power supply for cellular phones
• Constant-voltage power supply for portable equipment

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

Verify the specific ordering suffix 'G' against official documentation, as it may denote lead-free specifications distinct from the standard 'U' suffix. Confirm package availability and tape/reel packaging details directly with the manufacturer or authorized distributors. Ensure compliance with RoHS requirements and environmental codes specified in the product datasheet before finalizing procurement orders.

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

Select this component when designing circuits requiring a stable 1.9 V rail with minimal quiescent current. Ensure the input voltage remains within the 2.0 V to 6.5 V range and that load conditions do not exceed the 150 mA output limit while respecting package power dissipation constraints. Verify that external ceramic capacitors meet the minimum capacitance and ESR requirements for stability.

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

This part belongs to the S-1167 Series of ultra-low current consumption CMOS voltage regulators. The series is designed for portable applications, offering selectable output voltages in 0.1 V steps. It is available in SOT-23-5 and SNT-6A(H) packages, providing flexibility for space-constrained designs while maintaining high accuracy and low dropout characteristics.

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

Direct substitutes include other S-1167B19 variants such as S-1167B19-M5T1x (SOT-23-5 package) or S-1167B19-I6T2U (different environmental code). Cross-referencing pinouts and electrical characteristics is essential when replacing components from different manufacturers.