S-85S1PC10-I8T1U

Voltage Regulators - DC DC Switching Regulators Overview

The S-85S1PC10-I8T1U is a synchronous step-down switching regulator from ABLIC, utilizing COT control topology. It operates with an input voltage range of 1.5 V to 5.5 V and provides a fixed output voltage of 1.0 V. The device supports a maximum output current of 200 mA while maintaining a low quiescent current of 260 nA. It features a built-in shutdown function and operates at a switching frequency of 1 MHz. The component is housed in an SNT-A-8 package and functions within a temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates Constant On-Time (COT) control for stable operation with minimal external components.
• Features a synchronous rectifier design to enhance conversion efficiency at light loads.
• Includes a dedicated shutdown pin to minimize power consumption during standby modes.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient battery-powered voltage regulation
• Embedded systems needing low quiescent current for extended battery life
• Consumer electronics utilizing single-cell lithium-ion or lithium-polymer batteries

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific output voltage configuration against application requirements, as the S-85S1P series includes multiple fixed voltage variants. Confirm that the SNT-A-8 package footprint aligns with the PCB layout constraints. Ensure compatibility with the required operating temperature range for the intended environment. Cross-reference the manufacturer datasheet for precise thermal dissipation guidelines and recommended external component values to guarantee stable performance.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 1.0 V output is required from a 1.5 V to 5.5 V input source. It is suitable for applications prioritizing low static current consumption over adjustable voltage flexibility. Consider the 200 mA current limit for load requirements. The integrated synchronous rectification makes it appropriate for space-constrained designs where high efficiency at moderate currents is necessary without complex control loops.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the S-85S1P series of low-power switching regulators designed by ABLIC. The series focuses on minimizing power loss in portable devices through advanced COT control and synchronous rectification. The S-85S1PC10 variant specifically addresses applications requiring a stable 1.0 V rail, distinguishing it from other models in the family that offer different fixed output voltages such as 0.7 V or 1.1 V.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include other S-85S1P series parts with identical packaging and electrical characteristics but different fixed output voltages, such as S-85S1PC07 or S-85S1PC11, provided the system can accommodate the voltage difference. Verify pinout compatibility before substitution.