IXD3263B75CMR-G

Voltage Regulators - DC DC Switching Regulators Overview

The IXD3263B75CMR-G is a synchronous step-down DC-DC converter manufactured by Zilog. It operates with an input voltage range of 3V to 18V and provides an adjustable output voltage between 1V and 15V. The device supports a continuous output current of 500mA and utilizes a fixed switching frequency of 1.2MHz. It employs PFM/PWM auto-switching control for optimized efficiency across varying load conditions. The component is housed in a compact SOT-25-5 package and is rated for operation within a temperature range of -40°C to 105°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Synchronous rectification architecture for enhanced conversion efficiency
• Automatic transition between PFM and PWM modes based on load demand
• Integrated load discharge function for rapid output voltage settling

Voltage Regulators - DC DC Switching Regulators Applications

• Portable battery-powered electronic devices
• Embedded systems requiring efficient power management
• Industrial control modules operating under variable thermal conditions

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'B' against official Zilog documentation to confirm the exact output voltage adjustment range and pinout configuration. Ensure compatibility with the target PCB footprint, specifically the SOT-25-5 package dimensions. Cross-reference the manufacturer's latest datasheet for any updates regarding RoHS compliance or material declarations prior to final procurement authorization.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when an input voltage up to 18V must be stepped down to an adjustable level with moderate current requirements. The integrated synchronous design reduces external component count compared to non-synchronous alternatives. Consider the wide operating temperature range for applications exposed to environmental fluctuations. Validate that the required output voltage falls within the specified 1V to 15V adjustment window.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the IXD3263 series of synchronous buck converters from Zilog. It shares architectural similarities with other members like the IXD3264B755MR-G but differs in specific electrical parameters and package configurations. The series is designed for space-constrained applications requiring high efficiency and minimal external passive components.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly documented parameter-equivalent substitutes include the IXD3263A75CMR-G and IXD3264A75CMR-G. Verify functional equivalence and pin compatibility before substitution.