Datasheets
UC2843AN by:

30-V, 1-A, 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle 40°C to 85°C 8-PDIP -40 to 85

Part Details for UC2843AN by Texas Instruments

Overview of UC2843AN by Texas Instruments

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Applications Consumer Electronics Energy and Power Systems Renewable Energy

Price & Stock for UC2843AN

Part # Distributor Description Stock Price Buy
DISTI # 296-11179-5-ND
DigiKey IC REG CTRLR MULT TOPOLOGY 8DIP Min Qty: 1 Lead time: 12 Weeks Container: Tube 936
In Stock
  • 1 $1.5300
  • 10 $1.3650
  • 50 $1.2952
  • 100 $1.0639
  • 250 $0.9946
  • 500 $0.8789
  • 1,000 $0.6939
  • 2,500 $0.6476
  • 5,000 $0.6152
$0.6152 / $1.5300 Buy Now
DISTI # 595-UC2843AN
Mouser Electronics Switching Controllers Current Mode RoHS: Compliant 1898
  • 1 $1.5300
  • 10 $1.3000
  • 100 $0.9940
  • 500 $0.8780
  • 1,000 $0.7080
  • 2,500 $0.6340
  • 5,000 $0.6070
  • 10,000 $0.5920
$0.5920 / $1.5300 Buy Now
Bristol Electronics   150
RFQ
Rochester Electronics UC2843A Current Mode PWM Controller RoHS: Compliant Status: Active Min Qty: 1 7
  • 1 $0.6679
  • 25 $0.6545
  • 100 $0.6278
  • 500 $0.6011
  • 1,000 $0.5677
$0.5677 / $0.6679 Buy Now
DISTI # UC2843AN
TME IC: PMIC, PWM controller, 1A, 47÷500kHz, Ch: 1, DIP8, Uoper: 7.6÷30V Min Qty: 1 339
  • 1 $1.3700
  • 5 $1.2000
  • 25 $1.0000
  • 100 $0.8700
$0.8700 / $1.3700 Buy Now
Ameya Holding Limited IC: PMIC, PWM controller, 1A, 47÷500kHz, Channels: 1, DIP8, 0÷96% 2729
RFQ
ComSIT USA CURRENT MODE PWM CONTROLLER Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDIP8 RoHS: Not Compliant Europe - 45
RFQ
CHIPMALL.COM LIMITED IC REG CTRLR MULT TOPOLOGY 8DIP 698
  • 1 $0.9252
  • 10 $0.8550
  • 100 $0.5543
  • 500 $0.5343
  • 1,000 $0.5257
$0.5257 / $0.9252 Buy Now

Part Details for UC2843AN

UC2843AN CAD Models

UC2843AN Part Data Attributes

UC2843AN Texas Instruments
Buy Now Datasheet
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UC2843AN Texas Instruments 30-V, 1-A, 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle 40°C to 85°C 8-PDIP -40 to 85
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 8.2 V
Input Voltage-Nom 15 V
JESD-30 Code R-PDIP-T8
JESD-609 Code e4
Length 9.81 mm
Number of Functions 1
Number of Terminals 8
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Output Current-Max 1 A
Output Voltage-Max 5.05 V
Output Voltage-Min 4.95 V
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) 8.4 V
Supply Voltage-Nom (Vsup) 11 V
Surface Mount NO
Switcher Configuration BUCK-BOOST
Switching Frequency-Max 500 kHz
Technology BIPOLAR
Temperature Grade INDUSTRIAL
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 UC2843AN

This table gives cross-reference parts and alternative options found for UC2843AN. 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 UC2843AN, 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
UC2843ANG4 30-V, 1-A, 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle 40°C to 85°C 8-PDIP -40 to 85 Texas Instruments UC2843AN vs UC2843ANG4
UC2843AJ Current Mode PWM Controller 8-CDIP -40 to 85 Texas Instruments UC2843AN vs UC2843AJ
Part Number Description Manufacturer Compare
IP2843N Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, PDIP8, PLASTIC, DIP-8 TT Electronics Resistors UC2843AN vs IP2843N
UC3843ADG 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, LEAD FREE, PLASTIC, SOIC-14 onsemi UC2843AN vs UC3843ADG
UC2844BN 1A SWITCHING CONTROLLER, 275kHz SWITCHING FREQ-MAX, PDIP8, PLASTIC, DIP-8 onsemi UC2843AN vs UC2844BN
IP2844D-8 Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, PDSO8, 0.150 INCH, PLASTIC, SOIC-8 TT Electronics Resistors UC2843AN vs IP2844D-8
UC2844AQD 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, PLASTIC, MS-012AB, SOIC-14 Texas Instruments UC2843AN vs UC2844AQD
IMP38HC45EPA Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDIP8, PLASTIC, DIP-8 Imp Inc UC2843AN vs IMP38HC45EPA
5962-8670406VXX 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CQCC20, CERAMIC, LCC-20 Texas Instruments UC2843AN vs 5962-8670406VXX
SG2842DM-TR Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8 Microchip Technology Inc UC2843AN 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 UC2843AN vs UC3844D8TR
CS3843AGD14 1A SWITCHING CONTROLLER, PDSO14, SO-14 onsemi UC2843AN vs CS3843AGD14

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