UC2843AD8TR vs UC2842BD

This in-depth comparison of the UC2843AD8TR and UC2842BD 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

UC2843AD8TR

Texas Instruments

Lifecycle: Active
Stock: 6825 PCS
Package: SOIC-8
Series: PMIC - Voltage Regulators - DC DC Switching Controllers

+BOM RFQ

Part B

UC2842BD

onsemi

Lifecycle: Active
Stock: 3247 PCS
Package: SOIC-14
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	UC2843AD8TR	UC2842BD
Supplier	-	Rochester Electronics, LLC,onsemi
Part Status	Active	Obsolete
Output Type	Transistor Driver	Transistor Driver
Function	Step-Up, Step-Down, Step-Up/Step-Down	Step-Up, Step-Up/Step-Down
Output Configuration	Positive, Isolation Capable	Positive, Isolation Capable
Topology	Boost, Buck, Flyback, Forward	Boost, Flyback
Number of Outputs	1	1
Output Phases	1	1
Voltage - Supply (Vcc/Vdd)	7.6V ~ 30V	10V ~ 30V
Frequency - Switching	Up to 500kHz	Up to 500kHz
Duty Cycle(Max)	96%	96%
Synchronous Rectifier	No	No
Clock Sync	No	No
Control Features	Frequency Control	Frequency Control
Operating Temperature	-40°C ~ 85°C (TA)	-25°C ~ 85°C (TA)
Mounting Type	Surface Mount	Surface Mount

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