XC9237G17DER-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9237G17DER-G is a synchronous step-down DC/DC converter manufactured by Torex Semiconductor. It operates within an input voltage range of 1.8 V to 6 V and provides a fixed output voltage of 1.7 V with a maximum output current of 600 mA. The device features a switching frequency of 3 MHz and a typical quiescent current of 21 uA. It is housed in a USP-C-EP-6 package and supports an operating temperature range from -40 °C to +85 °C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous buck topology for high conversion efficiency
• Fixed output voltage configuration for simplified design
• Low quiescent current operation for extended battery life
• Integrated protection against over-current and thermal overload

Voltage Regulators - DC DC Switching Regulators Applications

• Portable electronic devices requiring efficient power management
• Battery-powered consumer electronics
• Embedded systems with strict space constraints
• Mobile communication equipment

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'G' indicates RoHS compliance and lead-free status as per manufacturer standards. Confirm the package type USP-C-EP-6 matches your PCB footprint requirements. Ensure the fixed 1.7 V output aligns with your load specifications, as adjustable variants exist within the XC9237 series. Cross-reference the datasheet for thermal pad connection guidelines to ensure proper heat dissipation.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model when a stable 1.7 V rail is required from a single-cell lithium-ion or similar power source. The 3 MHz switching frequency allows for smaller external inductors and capacitors compared to lower-frequency alternatives. Consider the 600 mA limit for load demands; higher current needs may require parallel configurations or different series parts. Evaluate the 21 uA quiescent current impact on standby power consumption.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the XC9237 family of synchronous step-down converters designed for portable applications. The series offers various fixed output voltages and packaging options to suit diverse design constraints. The 'G' suffix typically denotes environmental compliance. The device integrates control circuitry and power switches into a compact form factor, reducing board space and component count.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include other XC9237 variants with identical 1.7 V output and 600 mA capability, such as XC9237G17CMR-G if SOT-25-5 packaging is acceptable. Verify pinout compatibility and thermal characteristics before substitution. Adjustable output versions like XC9237G17XER-G may require external resistor adjustments.