UCC38C43DR vs UCC38503DW

This in-depth comparison of the UCC38C43DR and UCC38503DW 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

UCC38C43DR

Texas Instruments

Lifecycle
Active
Stock
5674 PCS
Package
SOIC-8
Series
PMIC - Voltage Regulators - DC DC Switching Controllers
+BOM RFQ
Part B

UCC38503DW

Texas Instruments

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

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification UCC38C43DR UCC38503DW
Part Status Active Active
Mode - Average Current
Frequency - Switching Up to 1MHz 100kHz
Current - Startup - 150 µA
Voltage - Supply - 9.7V ~ 18V
Operating Temperature 0°C ~ 70°C (TJ) 0°C ~ 70°C
Mounting Type Surface Mount Surface Mount
Output Type Transistor Driver -
Function Step-Up, Step-Up/Step-Down -
Output Configuration Positive -
Topology Boost, Flyback, Forward Converter -
Number of Outputs 1 -
Output Phases 1 -
Voltage - Supply (Vcc/Vdd) 7.6V ~ 18V -
Duty Cycle(Max) 96% -
Synchronous Rectifier No -
Clock Sync No -
Control Features Frequency Control -
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