S-8358B33MC-NQST2G

Overview

The S-8358B33MC-NQST2G is a step-up switching controller manufactured by ABLIC Inc. It operates within an input voltage range of 0.9 V to 10 V and delivers a fixed output voltage of 3.3 V. The device features a switching frequency of 100 kHz and utilizes a SOT-23-5 surface-mount package. It supports operation across a temperature range of -40°C to +85°C.

Feature Summary

• Integrated transistor driver for external power switch control
• Fixed 3.3 V output configuration
• Wide input voltage compatibility

Applications

• Battery-powered portable electronics
• General-purpose DC-DC conversion systems
• Embedded power management circuits

Procurement Notes

Verify the specific suffix NQST2G against official ABLIC documentation to confirm pinout and thermal characteristics. Ensure the application circuit accommodates the 100 kHz switching frequency requirements. Confirm RoHS compliance status through the manufacturer's latest environmental declarations before finalizing procurement specifications.

Selection Notes

Select this component when a fixed 3.3 V boost output is required from a wide input range. The SOT-23-5 package suits space-constrained designs. Verify that the external inductor and diode selections support the 100 kHz frequency and expected load currents for stable regulation.

Part Context

This part belongs to the S-8358 series of switching controllers from ABLIC. The series focuses on efficient power management solutions for portable devices. The S-8358B variant specifically targets applications requiring robust performance across varying input conditions.

Replacement Considerations

Cross-reference with other S-8358 series variants such as S-8358F33MC-MKST2U for potential functional equivalents. Verify package compatibility and electrical parameter alignment before substitution.