Datasheets
UC3843D8G4 by:

Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, 0C to 70C 8-SOIC 0 to 70

Part Details for UC3843D8G4 by Texas Instruments

Overview of UC3843D8G4 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

Price & Stock for UC3843D8G4

Part # Distributor Description Stock Price Buy
DISTI # 595-UC3843D8G4
Mouser Electronics Switching Controllers Current-Mode PWM Controller RoHS: Compliant 134
  • 1 $1.5700
  • 10 $1.4100
  • 75 $1.0900
  • 525 $0.9010
  • 1,050 $0.7120
  • 2,550 $0.6640
  • 5,025 $0.6310
  • 10,050 $0.6070
$0.6070 / $1.5700 Buy Now
Rochester Electronics UC3843 Current-Mode PWM Controller RoHS: Compliant Status: Active Min Qty: 1 40
  • 1 $0.6854
  • 25 $0.6717
  • 100 $0.6443
  • 500 $0.6169
  • 1,000 $0.5826
$0.5826 / $0.6854 Buy Now

Part Details for UC3843D8G4

UC3843D8G4 CAD Models

UC3843D8G4 Part Data Attributes

UC3843D8G4 Texas Instruments
Buy Now Datasheet
Compare Parts:
UC3843D8G4 Texas Instruments Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, 0C to 70C 8-SOIC 0 to 70
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOIC
Package Description SOP, SOP8,.25
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 8.2 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) 8.4 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

Alternate Parts for UC3843D8G4

This table gives cross-reference parts and alternative options found for UC3843D8G4. 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 UC3843D8G4, 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
UC3843D8TRG4 Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, 0C to 70C 8-SOIC 0 to 70 Texas Instruments UC3843D8G4 vs UC3843D8TRG4
UC3843D8TR Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, 0C to 70C 8-SOIC 0 to 70 Texas Instruments UC3843D8G4 vs UC3843D8TR
UC3843D8 Single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, 0C to 70C 8-SOIC 0 to 70 Texas Instruments UC3843D8G4 vs UC3843D8
Part Number Description Manufacturer Compare
IP2843N Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, PDIP8, PLASTIC, DIP-8 TT Electronics Resistors UC3843D8G4 vs IP2843N
UC3843ADG 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, LEAD FREE, PLASTIC, SOIC-14 onsemi UC3843D8G4 vs UC3843ADG
UC2844BN 1A SWITCHING CONTROLLER, 275kHz SWITCHING FREQ-MAX, PDIP8, PLASTIC, DIP-8 onsemi UC3843D8G4 vs UC2844BN
IP2844D-8 Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, PDSO8, 0.150 INCH, PLASTIC, SOIC-8 TT Electronics Resistors UC3843D8G4 vs IP2844D-8
UC2844AQD 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, PLASTIC, MS-012AB, SOIC-14 Texas Instruments UC3843D8G4 vs UC2844AQD
IMP38HC45EPA Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDIP8, PLASTIC, DIP-8 Imp Inc UC3843D8G4 vs IMP38HC45EPA
5962-8670406VXX 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CQCC20, CERAMIC, LCC-20 Texas Instruments UC3843D8G4 vs 5962-8670406VXX
SG2842DM-TR Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8 Microchip Technology Inc UC3843D8G4 vs SG2842DM-TR
UC3844D8TR Single ended 500KHz current mode PWM controller with 16V/10V UVLO 50% duty cycle, 0C to 70C 8-SOIC 0 to 70 Texas Instruments UC3843D8G4 vs UC3844D8TR
CS3843AGD14 1A SWITCHING CONTROLLER, PDSO14, SO-14 onsemi UC3843D8G4 vs CS3843AGD14

UC3843D8G4 Related Parts

Share by Email

Something went wrong!
Please enter a valid e-mail address
Email sent!
Recipient Email:
Add a recipient
Hello!

We are passing along some cool findings on Findchips sent to you from .

The data is for UC3843D8G4 by Texas Instruments.
They’ve also added a data comparison to this page with by .


Click on the link below to check it out on Findchips.com.

Update Alert Settings for: UC3843D8G4 by Texas Instruments

  • Please alert me when UC3843D8G4 inventory levels are or equal to a quantity of from one of my selected distributors.
  • Also alert me for the following UC3843D8G4 alternates:
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.
No pricing information is available at this time
  • Please alert me when the single part price for UC3843D8G4 to
    $
    for at least parts from one of my selected distributors.
    Your Pricing Alert is set to expire on .
    Set this alert to expire in Update this alert to expire · Expired on
  • Also alert me for the following UC3843D8G4 alternates:
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.

Your part alert has been saved!

Alerts are triggered based off of individual distributors that you choose. Select your distributor(s) below.

Your part alert has been saved!

Register
Password Guidelines

Is at least 8 characters in length

Must include at least 3 of the following:

One lower-case character (a-z)

One upper-case character (A-Z)

One numeric character (0-9)

One special character (!#$%^&*)

Alert is successfully saved for UC3843D8G4.
Looks like you've reached your alert limit!  Please delete some alerts or contact us if you need help.

Compare UC3843D8G4 by Texas Instruments

Select a part to compare:
Part Number Manufacturer Description
No result found.
Something went wrong!
Or search for a different part: