XC9236B38C4R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9236B38C4R-G is a synchronous step-down DC/DC converter from Torex Semiconductor. It features a built-in P-channel driver transistor and an N-channel switching transistor, supporting an input voltage range of 2V to 6V. The device delivers a maximum output current of 0.6A with a fixed output voltage determined by the suffix code. Operating at selectable switching frequencies of 1.2MHz or 2.0MHz, it utilizes pulse width modulation for stable regulation. The component includes protection functions such as thermal shutdown and short-circuit protection, housed in a compact SC-74A (SOT-753) package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates high-efficiency synchronous rectification with built-in driver and switching transistors
• Supports selectable oscillation frequencies for optimized inductor size selection
• Includes comprehensive protection mechanisms against overheating and short circuits

Voltage Regulators - DC DC Switching Regulators Applications

• Mobile devices and portable terminals
• Notebook PCs and tablet PCs
• Digital still cameras and camcorders
• Li-ion battery powered systems

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific output voltage configuration associated with the '38' suffix code prior to ordering, as this parameter defines the fixed output level. Confirm that the SC-74A package dimensions align with the target PCB layout constraints. Ensure the selected switching frequency matches the available inductor specifications for the intended design.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a compact solution is required for low-voltage applications up to 6V input. The 0.6A output capability suits moderate load requirements. Consider the 1.2MHz or 2.0MHz frequency options based on space limitations for passive components. Verify compatibility with the system's operating temperature range of -40°C to 85°C.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9236 series, which groups synchronous step-down converters with built-in driver transistors. The series is designed for space-saving applications requiring high efficiency. The XC9236B variant typically denotes specific electrical characteristics or pin configurations within the broader family, differentiated by output voltage settings and package types.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include other parts within the XC9236 series with matching output voltages and packages. Cross-reference with XC9235 or XC9237 series variants if current requirements differ. Ensure any replacement maintains the same input voltage range and switching frequency capabilities.