XC9236B3KC4R-G

Voltage Regulators - DC DC Switching Regulators Overview

The XC9236B3KC4R-G is a synchronous step-down DC/DC converter manufactured by Torex Semiconductor. It operates within an input voltage range of 2V to 6V and provides a fixed output voltage of 3.0V with a maximum output current of 600mA. The device utilizes automatic PWM/PFM switching control for high efficiency across load ranges. Key electrical parameters include a typical quiescent current of 15µA and selectable switching frequencies of 1.2MHz or 3.0MHz. It functions reliably within an ambient temperature range of -40°C to +85°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates P-channel MOS driver and N-channel MOS switching transistors for synchronous rectification
• Employs automatic PWM/PFM switching control to maintain high efficiency from light to heavy loads
• Supports external ceramic capacitors due to low internal resistance components
• Includes built-in UVLO, soft-start, and current control functions

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered electronic devices requiring efficient power management
• Embedded systems utilizing single-cell lithium-ion or lithium-polymer batteries
• Low-power consumer electronics needing stable 3.0V supply rails

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'C4' against official Torex documentation to confirm the package type and output voltage configuration. Ensure compatibility with required switching frequency settings and thermal management requirements for the target application environment.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 3.0V output is required from a 2V-6V input source. Consider the 600mA current limit and the benefits of automatic PWM/PFM mode for efficiency optimization in variable load scenarios compared to fixed-frequency PWM controllers.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the XC9236 series of 600mA synchronous step-down converters. The series distinguishes itself through built-in driver transistors and flexible control modes, allowing designers to achieve compact solutions with minimal external components while maintaining stability and efficiency.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult Torex datasheets for direct pin-compatible alternatives within the XC9236 family that offer different fixed voltages or switching frequencies. Verify electrical parameter equivalence before substituting.