UC3842AN vs UC3844AN

This in-depth comparison of the UC3842AN and UC3844AN 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

UC3842AN

Texas Instruments

Lifecycle
Active
Stock
5724 PCS
Series
Power Management (PMIC) - DC DC Switching Controllers
+BOM RFQ
Part B

UC3844AN

STMicroelectronics

Lifecycle
Active
Stock
8356 PCS
Package
DIP-8
Series
PMIC - Voltage Regulators - DC DC Switching Controllers
+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification UC3842AN UC3844AN
Supplier - STMicroelectronics
Part Status Active Obsolete
Output Type - Transistor Driver
Function - Step-Up, Step-Up/Step-Down
Output Configuration - Positive, Isolation Capable
Topology - Boost, Flyback
Number of Outputs - 1
Output Phases - 1
Voltage - Supply (Vcc/Vdd) - 10V ~ 30V
Frequency - Switching - Up to 500kHz
Duty Cycle(Max) - 48%
Synchronous Rectifier - No
Clock Sync - No
Control Features - Frequency Control
Operating Temperature 0°C ~ 70°C (TA) 0°C ~ 70°C (TA)
Mounting Type Through Hole Through Hole
Series UCx84xA -
Base Product Number UC3842 -
Packaging Tube -
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