UCC28070DWR vs UCC28740DR

This in-depth comparison of the UCC28070DWR and UCC28740DR provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application.

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

Part A

UCC28070DWR

Texas Instruments

Lifecycle
Active
Stock
4167 PCS
Package
SOIC-20
Series
PMIC - PFC (Power Factor Correction)
+BOM RFQ
Part B

UCC28740DR

Texas Instruments

Lifecycle
Active
Stock
5483 PCS
Package
SOIC-7
Series
PMIC - AC DC Converters, Offline Switchers
+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification UCC28070DWR UCC28740DR
Part Status Active Active
Mode Continuous Conduction (CCM) -
Frequency - Switching Adjustable 170Hz ~ 100kHz
Current - Startup 20 mA -
Voltage - Supply 11.2V ~ 21V -
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C (TJ)
Mounting Type Surface Mount -
Output Isolation - Isolated
Internal Switch(s) - No
Topology - Flyback
Voltage - Start Up - 21 V
Voltage - Supply (Vcc/Vdd) - 9V ~ 35V
Fault Protection - Current Limiting, Over Voltage
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