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UC3842ADR2
UC3842ADR2
Obsolete
PMIC - DC DC Switching Controllers
Description:  IC REG CTRLR FLYBK ISO CM 14SOIC
Manufacturer:  onsemi
Datasheet:   UC3842ADR2 Datasheet
History Price: Obsolete
In Stock: 43600
Distributors
Specification
PDF Datasheet
Equivalent
UC3842ADR2 Specification
Specification
Mfr Part
UC3842ADR2
Category
PMIC - DC DC Switching Controllers
Manufacturer
onsemi
Series
-
Packaging
Tape & Reel (TR)
Status
Obsolete
Environmental Compliance
Lead Free
Radiation Hardening
No
REACH SVHC
No SVHC
RoHS
Compliant
HS Code
-
Technical Parameter
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)
96%
Synchronous Rectifier
No
Clock Sync
No
Serial Interfaces
-
Control Features
Frequency Control
Operating Temperature
0 ℃ ~ 70 ℃ (TA)
Mounting Type
Surface Mount
Package / Case
14-SOIC (0.154", 3.90mm Width)
Supplier Device Package
14-SOIC
UC3842ADR2 PDF Datasheet
UC3842ADR2 Datasheet
Click and Download: UC3842ADR2 Datasheet
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    Customer Reviews
    4.95 out of 5.00 stars from 166 customer reviews from all over the world
    Finn Johnson
    United States
    5 stars
    2026-10-22 12:14
    Quick ship and arrived in good condition.
    Alice Maria Sr.
    Brazil
    5 stars
    2026-10-22 11:35
    Product arrived all OK
    Zeno Romano
    Italy
    5 stars
    2026-10-22 11:12
    Serious and honest seller, item as description, it was a pleasure to do business with seller, greetings from Milan
    Mikko Rautio
    Finland
    5 stars
    2026-10-22 10:47
    Looks like the guy who did the Texas Instruments logo on these "new and original IC" had a case of hangover. Not tested yet but in case these actually perform like a real NE5532P I'll post additional feedback.
    Ylenia Morelli
    Italy
    5 stars
    2026-10-22 10:40
    all good. Not tested
    Teresa Alejandra Morales
    Spain
    5 stars
    2026-10-22 08:19
    Working on a Sony ct-291 subwofer.
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