UCC2808D-1G4

AC DC Converters, Offline Switchers Overview

The UCC2808D-1G4 is a low-power current-mode push-pull PWM controller designed for isolated power supply applications. It operates within an input voltage range of 9.3 V to 13 V and supports switching frequencies up to 1 MHz. The device features two outputs capable of sourcing 1 A each, with a maximum duty cycle of 50%. It functions in SOIC-8 packages and maintains reliable performance across an operating temperature range from -40°C to +85°C.

AC DC Converters, Offline Switchers Feature Summary

• Implements current-mode control architecture for push-pull topologies
• Provides dual high-current output drivers for transformer excitation
• Supports flexible switching frequency configuration up to 1 MHz
• Includes internal circuitry for stable operation in isolated converters

AC DC Converters, Offline Switchers Applications

• Low-power isolated DC-DC converters
• Push-pull power supply designs
• Half-bridge converter systems
• Full-bridge converter architectures

AC DC Converters, Offline Switchers Procurement Notes

Verify the specific suffix G4 indicates lead-free compliance and RoHS status when ordering. Confirm package type matches the required PCB footprint. Ensure the supplier provides valid traceability documentation. Check for any recent product lifecycle notices regarding obsolescence or last-time buys before finalizing procurement plans.

AC DC Converters, Offline Switchers Selection Notes

Select this component for applications requiring simple push-pull control with moderate power levels. Consider the 1 MHz frequency limit for size constraints. Evaluate thermal management needs given the SOIC-8 package limitations. Compare against UCC2808 variants if different pinouts or extended temperature ranges are necessary for the specific design.

AC DC Converters, Offline Switchers Part Context

This part belongs to the UCC2808 family of low-power PWM controllers. It shares functional similarities with other devices in the series but differs in package and environmental ratings. The D-1 designation specifies the SOIC-8 surface-mount variant with standard industrial temperature limits.

AC DC Converters, Offline Switchers Replacement Considerations

UCC2808DTR-1 is a tape-and-reel version of the same core device. UCC2808AN-1 offers a through-hole DIP alternative. Verify pin compatibility and thermal characteristics when substituting.