XC9237A24D4R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9237A24D4R-G is a synchronous step-down DC/DC converter from Torex Semiconductor. It features a built-in P-channel MOS driver transistor and N-channel switching transistor, supporting an input voltage range of 2.0V to 6.0V. The device provides a fixed output voltage of 2.4V with a maximum output current of 600mA. It operates at selectable switching frequencies of 1.2MHz or 3.0MHz. The component utilizes PWM control mode and includes internal soft-start and current limit functions.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification topology with integrated power transistors for high efficiency
• Manual switching capability between PWM and PWM/PFM modes for load optimization
• Built-in oscillator allowing selection of 1.2MHz or 3.0MHz switching frequencies
• Internal soft-start and current control functions for stable operation

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient power management
• Battery-powered equipment needing low quiescent current
• Embedded systems utilizing ceramic output capacitors
• Industrial control modules operating within specified voltage ranges

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix D4R-G against the official datasheet to confirm the package type and output voltage configuration. Ensure compatibility with the required switching frequency setting via external pins. Confirm RoHS compliance status and moisture sensitivity level requirements for your assembly process before finalizing procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model when a fixed 2.4V output is required from a 2V to 6V input source. It is suitable for applications demanding manual control over the switching mode to balance noise performance and light-load efficiency. Consider the WLP-5 package size constraints and the need for external inductor and capacitor components for proper circuit implementation.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the XC9237 series of 600mA synchronous step-down converters. The series distinguishes itself by allowing manual mode selection, unlike the automatic switching variants in the XC9236 series. It shares architectural similarities with the XC9235 but offers greater flexibility in operational mode configuration for diverse load conditions.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include other XC9237 series variants with compatible output voltages and packages, such as XC9237A24DMR-G if pin-compatible packaging is acceptable. Cross-reference with XC9236 series parts only if automatic mode switching is permissible. Verify electrical parameters match exactly before substitution.