S-8355Q34MC-OWTT2G

Overview

The S-8355Q34MC-OWTT2G is a step-up switching regulator IC from ABLIC, designed for efficient voltage conversion in compact electronic systems. It operates within an input voltage range of 0.9V to 10V and provides a fixed output voltage of 3.4V. The device supports an output current of up to 200mA and features a low quiescent current of 18.7µA. Operating at a switching frequency of 50kHz, it utilizes a boost topology with PWM control. The component is housed in a small SOT-23-5 package and functions reliably across a temperature range of -40°C to +85°C.

Feature Summary

• Integrates a high-efficiency boost converter with integrated power switch
• Maintains ultra-low standby current consumption during shutdown mode
• Includes built-in protection against overcurrent and thermal overload

Applications

• Portable battery-powered devices requiring voltage boosting
• Smart home sensors and IoT modules
• Wearable electronics with limited power budgets

Procurement Notes

Verify the specific suffix 'OWTT2G' against official ABLIC documentation to confirm pinout compatibility and tape-and-reel specifications. Ensure that the required output voltage and current ratings align precisely with the target circuit design before finalizing procurement orders.

Selection Notes

Select this component when a fixed 3.4V output is required from variable or lower input sources. The SOT-23-5 package suits space-constrained layouts. Consider the 50kHz switching frequency for EMI management and ensure external inductor selection matches the 200mA output capability.

Part Context

This part belongs to the S-8355 series of step-up regulators from ABLIC. These ICs are engineered for low-power applications where efficiency and small footprint are critical. The series typically offers fixed output voltages to simplify design implementation while maintaining high performance standards.

Replacement Considerations

Check ABLIC's official cross-reference list for direct replacements. Verify pin-to-pin compatibility and electrical parameter equivalence if substituting with other manufacturers' boost converters.