S-8358B30MC-NQPT2G

Overview

The S-8358B30MC-NQPT2G is a step-up switching regulator controller from ABLIC, designed for battery-powered applications. It operates within an input voltage range of 0.9V to 10V and delivers a fixed output voltage of 3.0V. The device integrates PWM/PFM control modes to optimize efficiency across varying load conditions. Key electrical characteristics include a typical quiescent current of 25.9uA and a maximum switching frequency of 600kHz. It supports a maximum duty cycle of 85% and functions reliably within an ambient temperature range of -40°C to +85°C.

Feature Summary

• Integrates PWM/PFM hybrid control architecture for enhanced power conversion efficiency under light and heavy loads.
• Features low standby current consumption suitable for portable devices requiring extended battery life.
• Includes enable pin functionality for precise power management and system state control.

Applications

• Battery-operated mobile communication devices
• Portable consumer electronics with limited power budgets
• Industrial sensor nodes requiring efficient voltage boosting

Procurement Notes

Verify the specific suffix NQP against official ABLIC documentation to confirm package type and tape/reel specifications. Ensure compatibility with standard SOT-23-5 footprint requirements during PCB layout. Confirm RoHS compliance status through the manufacturer's latest environmental declaration before finalizing procurement orders.

Selection Notes

Select this component when a fixed 3.0V output is required from a single-cell lithium-ion or similar battery source. The S-8358 series offers a compact solution compared to discrete designs. Consider the 600kHz switching frequency for inductor size optimization. Verify that the external components selected match the controller's drive capabilities and thermal constraints.

Part Context

This part belongs to the S-8358 series of step-up switching regulator controllers. The series utilizes high-withstand voltage CMOS process technology. It is categorized under PMIC - Power Management ICs. The S-8358 family provides integrated solutions for boosting voltage in space-constrained applications.

Replacement Considerations

Check ABLIC datasheets for other S-8358 variants with different output voltages or packages. Cross-reference with distributor databases for equivalent boost controllers if supply constraints exist. Ensure functional pinouts and electrical parameters match the original design requirements.