EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
UC3842Q
Same model may have multiple batches, images only for reference.

UC3842Q

Part No UC3842Q
Manufacturer Rochester Electronics
Catalog PMIC - Voltage Regulators - DC DC Switching Controllers
Description 1A, 500KHZ BIPOLAR, PQCC20
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Integrated Circuits (ICs)
Features Boost, Buck, Buck-Boost, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down - DC-DC Controller IC 20-PLCC (9x9)
Manufacturer Unitrode
Package Bulk
Operating Temperature Range 0°C ~ 70°C (TA)
Mounting Surface Mount
Package 20-LCC (J-Lead)
Case / Package 20-PLCC (9x9)
MSL Level 2 (1 Year)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001
Quantity per package 1
Popularity High
Supply and Demand Status Balance
Win Source Part Number 938030-UC3842Q
Ultra Librarian 3D Model Ultra Librarian UC3842Q CAD Model

Description

The UC3842Q is a DC-DC controller IC manufactured by Unitrode.

  • Supply and Demand Status: Balanced
  • Converter Topologies: Boost, Buck, Buck-Boost, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, and Step-Up/Step-Down
  • Voltage Range: 8V to 35V
  • Maximum Output Current: 500mA

You May Also Be Interested in

Picture of ISL6744ABZ
ISL6744ABZ
Renesas Electronics America
IC REG CTRLR MULT TOPOLOGY 8SOIC
Lowest to $29.3234
TL3843D Texas Instruments – Price, Stock & Datasheet
TL3843D
Texas Instruments
IC REG CTRLR MULT TOP 14SOIC
Need more? Email Us
MPQ4214GU-AEC1-Z Monolithic Power Systems Inc. – Price, Stock & Datasheet
MPQ4214GU-AEC1-Z
Monolithic Power Systems Inc.
IC REG BUCK-BOOST
Lowest to $10.3636
Picture of UCC2897AMPWREP
UCC2897AMPWREP
Texas Instruments
Need more? Email Us
Picture of UCC3813D-1G4
UCC3813D-1G4
Texas Instruments
Lowest to $1.7463
MIC2169AYMM-TR Microchip Technology – Price, Stock & Datasheet
MIC2169AYMM-TR
Microchip Technology
IC REG CTRLR BUCK 10MSOP
Need more? Email Us
MIC2130-1YML TR Microchip Technology – Price, Stock & Datasheet
MIC2130-1YML TR
Microchip Technology
HIGH VOLTAGE SYNCHRONOUS BUCK CO
Need more? Email Us
Picture of ISL6522CVZR5190
ISL6522CVZR5190
Intersil
SWITCHING CONTROLLER
Need more? Email Us
Picture of ISL8845AMBZ
ISL8845AMBZ
Intersil
HIGH PERFORMANCE INDUSTRY STANDA
Need more? Email Us

Top Sellers

BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7841
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $5.9399
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
FT230XS-R real image4301
FT230XS-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $5.9399
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
ICM-42688-P Real Image2
ICM-42688-P
TDK InvenSense
MOTION SENSOR / Accelerometer, Gyroscope, 6 Axis Sensor Output
Lowest to $19.0076
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $4.7519
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
PI3740-00-LGIZ real image
PI3740-00-LGIZ
Vicor Corporation
DC DC CONVERTER 10-50V / 8V – 60VIN , 10V – 50VOUT , 50 – 140W Cool-Power ZVS Buck-Boost Regulator
Lowest to $32.0752
BM04B-GHS-TBT(LF)(SN)(N) label picture
BM04B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER GH TOP 4POS 1.25MM
Lowest to $0.2376
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $18.8657
FT234XD-R real image
FT234XD-R
FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.2767
FT4232HL real image4446
FT4232HL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.0677
BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985
74HC595D,118 label picture
74HC595D,118
Nexperia USA Inc.
Counter Shift Registers 8-bit serial-in, serial or parallel-out shift register with output latches; 3 - state
Lowest to $0.1049
Availability: Check Availability & Quote
Notify Me When Available

Shipping Information

Shipped from HK warehouse
Expected Shipping Date Get an estimate

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess