S-8357B60MC-NJTT2U

Overview

The S-8357B60MC-NJTT2U is a step-up switching regulator IC from ABLIC, designed for boosting input voltage to a fixed output of 6.0 V. It operates with an input voltage range starting from 0.9 V up to 10 V and delivers a maximum output current of 54.8 mA. The device features a switch frequency of 300 kHz and a maximum duty cycle of 78%. It maintains a low quiescent current of 25.9 uA and functions within a temperature range of -40°C to +85°C. The component is housed in a compact SOT-23-5 package.

Feature Summary

• Integrates a step-up DC-DC converter topology for efficient voltage boosting applications
• Features ultra-low quiescent current consumption to extend battery life in portable devices
• Includes internal switching elements and control circuitry for simplified design implementation

Applications

• Battery-powered portable electronic devices requiring voltage step-up
• Systems utilizing single-cell lithium-ion or lithium-polymer batteries
• Low-power consumer electronics needing stable regulated output voltages

Procurement Notes

Verify the specific suffix NJTT2U against official ABLIC documentation to confirm pinout and marking details. Ensure compatibility with SOT-23-5 footprint requirements during PCB layout. Cross-reference RoHS compliance status with current manufacturer declarations before finalizing procurement specifications.

Selection Notes

Select this component when a fixed 6.0 V output is required from inputs as low as 0.9 V. Consider the 300 kHz switching frequency for trade-offs between component size and efficiency. Evaluate the 54.8 mA output current limit against peak load demands to ensure adequate performance margins under all operating conditions.

Part Context

This part belongs to the S-8357 series of step-up switching regulators from ABLIC. The series offers various fixed output voltage options tailored for different power supply needs. These controllers are characterized by high efficiency and low standby current, making them suitable for energy-constrained applications.

Replacement Considerations

Check ABLIC datasheets for other S-8357 variants with matching 6.0 V output and similar package constraints. Verify functional equivalence regarding pin configuration and electrical characteristics before substitution.