UCC28521DW

$3.13

Description：IC PFC CTR AVERAGE 200KHZ 20SOIC
Series：-
Mfr：Texas Instruments
Package：Tube

SKU:6682c6d5dbf7 Category: PFC (Power Factor Correction) Brand: Texas Instruments

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Product introduction

Product Detailed Parameters

Description：IC PFC CTR AVERAGE 200KHZ 20SOIC
Series：-
Mfr：Texas Instruments
Package：Tube
Mode：Average Current
Frequency - Switching：200kHz
Voltage - Supply：9.7V ~ 18V
Operating Temperature：-40°C ~ 105°C
Mounting Type：Surface Mount
Package / Case：20-SOIC (0.295", 7.50mm Width)
Supplier Device Package：20-SOIC
Current - Startup：100 µA
Grade：-
Qualification：-

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UCC28521DW

Overview

The UCC28521DW is an advanced PFC/PWM combination controller designed for off-line power systems. It integrates Power Factor Correction and Pulse Width Modulation control in a single package. The device operates within a temperature range of -40°C to 85°C. It is housed in a 20-pin SOIC (DW) package. This component provides complete control functionality for various power applications.

Feature Summary

Integrates PFC and PWM control functions
Supports TEM/TEM modulation
Enables PWM turn-off at falling bulk voltage

Applications

Industrial power systems
Consumer electronics power supplies
Digital system power management

Procurement Notes

Verify the specific suffix DW confirms the 20-SOIC package and industrial temperature range. Ensure RoHS compliance status matches current manufacturing data. Confirm lead-free specifications align with project requirements. Cross-reference the datasheet revision date to ensure compatibility with latest design guidelines.

Selection Notes

Select this component for designs requiring integrated PFC and PWM control. It suits applications needing TEM/TEM modulation capabilities. Consider the 20-SOIC package size for board layout constraints. Verify thermal performance meets system requirements within the specified operating temperature range.

Part Context

This part belongs to Texas Instruments' family of PFC/PWM combination controllers. It offers a consolidated solution for offline power conversion. The UCC28521 series simplifies design by combining two critical control loops. It targets efficiency improvements in standard power supply architectures.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Texas Instruments resources for direct replacements or pin-compatible alternatives.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.