XC9213B103VR-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9213B103VR-G is a synchronous step-down DC/DC controller manufactured by Torex Semiconductor. It features an Nch-Nch driver with a built-in bootstrap circuit and operates within a 4.0V to 25.0V input voltage range. The device supports a switching frequency of 300 kHz and delivers an output current exceeding 5A. Output voltage is adjustable from 1.5V to 15V via external resistors, utilizing a 1.0V internal reference with ±1.5% accuracy. It employs PWM or automatic PWM/PFM control modes and includes overcurrent protection with programmable shutdown timing.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates Nch-Nch synchronous rectification drivers with a built-in bootstrap circuit for efficient power conversion.
• Supports flexible control modes including fixed PWM and automatic PWM/PFM switching selectable via the MODE terminal.
• Provides dual protection mechanisms through current limiting detection and programmable output shutdown duration.

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring high-efficiency power management
• Battery-powered equipment needing stable voltage regulation
• Industrial control systems operating within specified temperature ranges

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number against official Torex Semiconductor documentation to ensure correct suffix alignment. Confirm that the specific package variant matches design requirements. Cross-reference electrical specifications with the latest datasheet to validate performance parameters. Ensure compliance with RoHS directives as indicated in manufacturer records before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing buck converter circuits requiring high output current capability above 5A. Consider the 300 kHz switching frequency for balancing component size and efficiency. Evaluate the need for external phase compensation using low ESR capacitors. Assess thermal management requirements given the operational temperature limits and power dissipation characteristics.

Voltage Regulators - DC DC Switching Regulators Part Context

This controller belongs to the XC9213 series of synchronous step-down DC/DC controllers. The series is characterized by its ability to maintain stability with various output capacitor types, including low ESR variants. It is designed for applications demanding precise voltage regulation and robust protection features in compact form factors.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official Torex Semiconductor substitution guides for verified alternatives. Ensure any replacement maintains compatible input voltage ranges and output current capabilities. Verify pinout compatibility and control interface similarities to minimize redesign efforts.