Datasheets
UC3842N by:

Single ended 500KHz current mode PWM controller with 16V/10V UVLO 100% duty cycle, 0C to 70C 8-PDIP 0 to 70

Part Details for UC3842N by Texas Instruments

Overview of UC3842N by Texas Instruments

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Applications Consumer Electronics Energy and Power Systems Renewable Energy

Available Datasheets

Part # Manufacturer Description Datasheet
UC3842N Texas Instruments Current-Mode PWM Controller 8-PDIP 0 to 70
UC3842NG4 Texas Instruments Current-Mode PWM Controller 8-PDIP 0 to 70

Price & Stock for UC3842N

Part # Distributor Description Stock Price Buy
DISTI # 64AH9078
Newark Pwm Controller, 500Khz, 10V-30V, Pdip-8, Input Voltage:-, Output Voltage:13.5V, Output Current:1A, Supply Voltage Min:10V, Supply Voltage Max:30V, Controller Ic Case Style:Dip, No. Of Pins:8Pins, Frequency:500Khz, Operating Rohs Compliant: Yes |TEXAS INSTRUMENTS UC3842N RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Bulk 0
  • 1 $1.7500
  • 10 $1.6100
  • 25 $1.5100
  • 50 $1.4400
  • 100 $1.3500
  • 250 $1.2900
  • 500 $1.2700
$1.2700 / $1.7500 Buy Now
DISTI # 296-11282-5-ND
DigiKey IC REG CTRLR PWM CM 8DIP Min Qty: 1 Lead time: 6 Weeks Container: Tube 771
In Stock
  • 1 $1.3900
  • 10 $0.9720
  • 50 $0.8054
  • 100 $0.7540
  • 250 $0.6996
  • 500 $0.6669
  • 1,000 $0.6399
  • 2,500 $0.6113
  • 5,000 $0.5942
$0.5942 / $1.3900 Buy Now
DISTI # 595-UC3842N
Mouser Electronics Switching Controllers Current Mode RoHS: Compliant 440
  • 1 $1.4000
  • 10 $1.1900
  • 100 $0.9150
  • 500 $0.8080
  • 1,000 $0.6240
  • 2,500 $0.5820
  • 5,000 $0.5530
$0.5530 / $1.4000 Buy Now
DISTI # J56:1989_00134062
Arrow Electronics Current Mode PWM Controller 200mA 500kHz 8-Pin PDIP Tube RoHS: Compliant Min Qty: 50 Package Multiple: 50 Lead time: 6 Weeks Date Code: 2311 Europe - 1050
  • 50 $0.7314
  • 100 $0.6918
  • 250 $0.6494
  • 500 $0.5326
$0.5326 / $0.7314 Buy Now
Rochester Electronics UC3842 Current-Mode PWM Controller RoHS: Compliant Status: Active Min Qty: 1 1281
  • 1 $0.6008
  • 25 $0.5888
  • 100 $0.5648
  • 500 $0.5407
  • 1,000 $0.5107
$0.5107 / $0.6008 Buy Now
DISTI # UC3842N
TME IC: PMIC, PWM controller, 1A, 47÷500kHz, Ch: 1, DIP8, Uoper: 10÷28V Min Qty: 1 700
  • 1 $1.3800
  • 25 $1.0300
  • 50 $0.9600
  • 100 $0.9000
  • 500 $0.8600
$0.8600 / $1.3800 Buy Now
CHIPMALL.COM LIMITED IC REG CTRLR PWM CM 8DIP 186
  • 1 $1.7972
  • 10 $1.5635
  • 100 $1.0977
  • 500 $1.0298
  • 1,000 $1.0011
$1.0011 / $1.7972 Buy Now
LCSC 12V28V PDIP-8 AC-DC Controllers and Regulators ROHS 184
  • 1 $1.0484
  • 10 $0.9121
  • 50 $0.8268
  • 100 $0.6403
  • 500 $0.6008
  • 1,000 $0.5840
$0.5840 / $1.0484 Buy Now

Part Details for UC3842N

UC3842N CAD Models

UC3842N Part Data Attributes

UC3842N Texas Instruments
Buy Now Datasheet
Compare Parts:
UC3842N Texas Instruments Single ended 500KHz current mode PWM controller with 16V/10V UVLO 100% duty cycle, 0C to 70C 8-PDIP 0 to 70
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code DIP
Package Description GREEN, PLASTIC, DIP-8
Pin Count 8
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Analog IC - Other Type SWITCHING CONTROLLER
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 28 V
Input Voltage-Min 11.5 V
Input Voltage-Nom 15 V
JESD-30 Code R-PDIP-T8
JESD-609 Code e4
Length 9.59 mm
Number of Functions 1
Number of Terminals 8
Operating Temperature-Max 70 °C
Operating Temperature-Min
Output Current-Max 1 A
Output Voltage-Nom 5 V
Package Body Material PLASTIC/EPOXY
Package Code DIP
Package Equivalence Code DIP8,.3
Package Shape RECTANGULAR
Package Style IN-LINE
Peak Reflow Temperature (Cel) NOT SPECIFIED
Qualification Status Not Qualified
Seated Height-Max 5.08 mm
Supply Current-Max (Isup) 25 mA
Supply Voltage-Max (Vsup) 28 V
Supply Voltage-Min (Vsup) 16 V
Surface Mount NO
Switcher Configuration BUCK-BOOST
Switching Frequency-Max 500 kHz
Technology BICMOS
Temperature Grade COMMERCIAL
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form THROUGH-HOLE
Terminal Pitch 2.54 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Width 7.62 mm

Alternate Parts for UC3842N

This table gives cross-reference parts and alternative options found for UC3842N. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of UC3842N, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
UC3842ANG4 30-V, 1A, 500KHz current mode PWM controller with 16V/10V UVLO 100% duty cycle, 0°C to 70°C 8-PDIP 0 to 70 Texas Instruments UC3842N vs UC3842ANG4
UC3842NG4 Single ended 500KHz current mode PWM controller with 16V/10V UVLO 100% duty cycle, 0C to 70C 8-PDIP 0 to 70 Texas Instruments UC3842N vs UC3842NG4
UC3842AN 30-V, 1A, 500KHz current mode PWM controller with 16V/10V UVLO 100% duty cycle, 0°C to 70°C 8-PDIP 0 to 70 Texas Instruments UC3842N vs UC3842AN
Part Number Description Manufacturer Compare
UC3842ANG4 30-V, 1A, 500KHz current mode PWM controller with 16V/10V UVLO 100% duty cycle, 0°C to 70°C 8-PDIP 0 to 70 Texas Instruments UC3842N vs UC3842ANG4
UC3842AN 30-V, 1A, 500KHz current mode PWM controller with 16V/10V UVLO 100% duty cycle, 0°C to 70°C 8-PDIP 0 to 70 Texas Instruments UC3842N vs UC3842AN
UC3842NG4 Single ended 500KHz current mode PWM controller with 16V/10V UVLO 100% duty cycle, 0C to 70C 8-PDIP 0 to 70 Texas Instruments UC3842N vs UC3842NG4
UC3842J Current-Mode PWM Controller 8-CDIP -40 to 85 Texas Instruments UC3842N vs UC3842J

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