UCC3588PW

Overview

The UCC3588PW is a 5-bit programmable output BiCMOS power supply controller manufactured by Texas Instruments. It features a wide operating voltage range of 4.5V to 26V and supports switching frequencies up to 1MHz. The device integrates two high-current drivers capable of sourcing or sinking 2A, designed for driving external MOSFETs in synchronous rectification applications. It includes an internal oscillator with frequency synchronization capability and provides five address pins for setting the output voltage via a resistor divider network.

Feature Summary

• Integrates dual high-current gate drivers with 2A source/sink capability for efficient synchronous rectifier control
• Features a 5-bit programmable output architecture allowing precise voltage regulation through external resistor dividers
• Includes an internal oscillator with adjustable frequency settings and synchronization input for multi-phase operation

Applications

• Synchronous buck converters for CPU and GPU core voltage regulation
• Multi-phase point-of-load (POL) converter designs
• High-density DC-DC power supplies requiring programmable output voltages

Procurement Notes

Verify the specific suffix 'PW' corresponds to the 16-pin TSSOP package when ordering. Confirm RoHS compliance status as per the latest manufacturer documentation. Ensure design compatibility with the required switching frequency and current drive capabilities for your target application.

Selection Notes

Select this component for applications requiring integrated synchronous rectification control with programmable output settings. It is suitable for designs needing high peak driver current and low propagation delay. Consider thermal performance in the TSSOP package for high-power implementations.

Part Context

The UCC3588 belongs to Texas Instruments' family of BiCMOS power supply controllers. It is part of the UCC35xx series designed for advanced digital power management solutions. This controller complements other TI power devices by providing flexible configuration options for complex power delivery networks.

Replacement Considerations

• UCC3588D
• UCC3588DG4
• UCC3588J
• UCC3588N

FAQ

What is the maximum switching frequency supported by the UCC3588?

The internal oscillator supports switching frequencies up to 1MHz.

How is the output voltage programmed on the UCC3588?

The output voltage is set using five address pins that allow programming via an external resistor divider network connected to the feedback pin.