Power Circuits
UC3842D8
Description: Single ended 500KHz current mode PWM controller with 16V/10V UVLO 100% duty cycle, 0C to 70C 8-SOIC 0 to 70

Overview of UC3842D8 by Texas Instruments

Note: 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.
Where used in Applications: Consumer Electronics Energy and Power Systems Renewable Energy

Price & Stock for UC3842D8 by Texas Instruments

Part # Manufacturer Description Stock Price Buy
DISTI # 2156-UC3842D8-TI-ND
DigiKey IC REG CTRLR PWM CM 8SOIC Min Qty: 1 Lead time: 6 Weeks Container: Bulk MARKETPLACE PRODUCT 3353
In Stock
  • 442 $0.6800
$0.6800 Buy Now
DISTI # 296-11281-5-ND
DigiKey IC REG CTRLR PWM CM 8SOIC Min Qty: 1 Lead time: 6 Weeks Container: Tube Temporarily Out of Stock
  • 1 $1.5700
  • 10 $1.4000
  • 75 $1.3292
  • 150 $1.0918
  • 300 $1.0206
  • 525 $0.9019
  • 1,050 $0.7120
  • 2,550 $0.6646
  • 5,025 $0.6313
$0.6313 / $1.5700 Buy Now
DISTI # 595-UC3842D8
Mouser Electronics Switching Controllers Current Mode RoHS: Compliant 145
  • 1 $1.6100
  • 10 $1.4300
  • 75 $1.0900
  • 525 $0.9010
  • 1,050 $0.6950
  • 2,550 $0.6530
  • 5,025 $0.6220
  • 10,050 $0.6070
$0.6070 / $1.6100 Buy Now
DISTI # J56:1989_00134053
Arrow Electronics Current Mode PWM Controller 200mA 500kHz 8-Pin SOIC Tube RoHS: Compliant Min Qty: 75 Package Multiple: 75 Lead time: 6 Weeks Europe - 600
  • 75 $0.7848
  • 150 $0.7812
  • 300 $0.6019
  • 525 $0.5959
  • 1,050 $0.5899
  • 2,550 $0.5713
  • 5,025 $0.5494
  • 10,050 $0.5412
$0.5412 / $0.7848 Buy Now
Rochester Electronics UC3842 Current-Mode PWM Controller RoHS: Compliant Status: Active Min Qty: 1 3353
  • 1 $0.6854
  • 25 $0.6717
  • 100 $0.6443
  • 500 $0.6169
  • 1,000 $0.5826
$0.5826 / $0.6854 Buy Now
DISTI # UC3842D8
TME IC: PMIC, PWM controller, 1A, 47÷500kHz, Ch: 1, SO8, Uoper: 10÷30V Min Qty: 1 0
  • 1 $0.9200
  • 5 $0.8300
  • 25 $0.7300
  • 75 $0.6600
$0.6600 / $0.9200 RFQ
DISTI # C1S746200566611
Chip1Stop Current Mode PWM Controller 1A 8-Pin SOIC Tube RoHS: Compliant pbFree: Yes Container: Tube 75
  • 1 $1.2800
  • 10 $1.1400
  • 50 $1.0700
  • 75 $0.8190
$0.8190 / $1.2800 Buy Now

CAD Models for UC3842D8 by Texas Instruments
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Part Data Attributes for UC3842D8 by Texas Instruments

UC3842D8
Texas Instruments
-
-
Pbfree Code
Yes
Rohs Code
Yes
Part Life Cycle Code
Active
Ihs Manufacturer
TEXAS INSTRUMENTS INC
Package Description
GREEN, PLASTIC, MS-012AA, SOIC-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-PDSO-G8
JESD-609 Code
e4
Length
4.9 mm
Moisture Sensitivity Level
1
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
SOP
Package Equivalence Code
SOP8,.25
Package Shape
RECTANGULAR
Package Style
SMALL OUTLINE
Peak Reflow Temperature (Cel)
260
Qualification Status
Not Qualified
Seated Height-Max
1.75 mm
Supply Current-Max (Isup)
25 mA
Supply Voltage-Max (Vsup)
28 V
Supply Voltage-Min (Vsup)
16 V
Surface Mount
YES
Switcher Configuration
BUCK-BOOST
Switching Frequency-Max
500 kHz
Technology
BICMOS
Temperature Grade
COMMERCIAL
Terminal Finish
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form
GULL WING
Terminal Pitch
1.27 mm
Terminal Position
DUAL
Time@Peak Reflow Temperature-Max (s)
NOT SPECIFIED
Width
3.9 mm
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  1. UC3842D8
    Texas Instruments
    Single ended 500KHz current mode PWM controller with 16V/10V UVLO 100% duty cycle, 0C to 70C 8-SOIC 0 to 70
    VS

Alternate Parts for UC3842D8

This table gives cross-reference parts and alternative options found for UC3842D8. 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 UC3842D8, 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
UC3842D8TR Single ended 500KHz current mode PWM controller with 16V/10V UVLO 100% duty cycle, 0C to 70C 8-SOIC 0 to 70 Texas Instruments UC3842D8 vs UC3842D8TR
UC2842D8G4 30-V, 1-A, 500KHz current mode PWM controller with 16V/10V UVLO 100% duty cycle, -40C to 85C 8-SOIC -40 to 85 Texas Instruments UC3842D8 vs UC2842D8G4
UC3842D8TRG4 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO8, GREEN, PLASTIC, MS-012AA, SOIC-8 Texas Instruments UC3842D8 vs UC3842D8TRG4
UC2842D8TR 30-V, 1-A, 500KHz current mode PWM controller with 16V/10V UVLO 100% duty cycle, -40C to 85C 8-SOIC -40 to 85 Texas Instruments UC3842D8 vs UC2842D8TR
UC2842D8TRG4 Current-Mode PWM Controller 8-SOIC -40 to 85 Texas Instruments UC3842D8 vs UC2842D8TRG4
UC2842D8 30-V, 1-A, 500KHz current mode PWM controller with 16V/10V UVLO 100% duty cycle, -40C to 85C 8-SOIC -40 to 85 Texas Instruments UC3842D8 vs UC2842D8
Part Number Description Manufacturer Compare
LT1241IN8 Switching Controller, Current-mode, 500kHz Switching Freq-Max, PDIP8 Analog Devices Inc UC3842D8 vs LT1241IN8
CS2845LN8 1A SWITCHING CONTROLLER, PDIP8, DIP-8 onsemi UC3842D8 vs CS2845LN8
UC3845AD1 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO8, SO-8 STMicroelectronics UC3842D8 vs UC3845AD1
UC3843BDG High Performance Current Mode PWM Controller, SOIC-14 NB, 55-TUBE onsemi UC3842D8 vs UC3843BDG
UC2845BN 1A SWITCHING CONTROLLER, 275kHz SWITCHING FREQ-MAX, PDIP8, PLASTIC, DIP-8 onsemi UC3842D8 vs UC2845BN
IP2845AJ Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, CDIP8, CERAMIC, DIP-8 TT Electronics Resistors UC3842D8 vs IP2845AJ
IP3845D-14 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, 0.150 INCH, PLASTIC, SOIC-14 TT Electronics Power and Hybrid / Semelab Limited UC3842D8 vs IP3845D-14
5962-8992001VX 0.4A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CDIP18, CERAMIC, DIP-18 Texas Instruments UC3842D8 vs 5962-8992001VX
UC3844BVD1 1A SWITCHING CONTROLLER, 275kHz SWITCHING FREQ-MAX, PDSO8, SOIC-8 onsemi UC3842D8 vs UC3844BVD1
5962-8670407V2A 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CQCC20, CERAMIC, LCC-20 Texas Instruments UC3842D8 vs 5962-8670407V2A

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