Datasheets
UC3843AD1G by:

1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO8, LEAD FREE, PLASTIC, SOIC-8

Part Details for UC3843AD1G by onsemi

Overview of UC3843AD1G by onsemi

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Applications Consumer Electronics Energy and Power Systems Renewable Energy

Price & Stock for UC3843AD1G

Part # Distributor Description Stock Price Buy
DISTI # 74AK3153
Newark Uc3843 Current-Mode Pwm Controller |Onsemi UC3843AD1G Min Qty: 700 Package Multiple: 1 Date Code: 0 Container: Bulk 0
  • 500 $0.6880
  • 1,000 $0.5990
  • 2,500 $0.4860
  • 10,000 $0.4700
$0.4700 / $0.6880 Buy Now
Rochester Electronics UC3843 Current-Mode PWM Controller ' RoHS: Compliant Status: Obsolete Min Qty: 1 373
  • 1 $0.5233
  • 25 $0.5128
  • 100 $0.4919
  • 500 $0.4710
  • 1,000 $0.4448
$0.4448 / $0.5233 Buy Now
DISTI # 4192520
Farnell UC3843 CURRENT-MODE PWM CONTROLLER RoHS: Compliant Min Qty: 784 Lead time: 3 Weeks, 1 Days Container: Each 373
  • 784 $0.6369
$0.6369 Buy Now

Part Details for UC3843AD1G

UC3843AD1G CAD Models

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UC3843AD1G Part Data Attributes:

UC3843AD1G onsemi
Buy Now Datasheet
Compare Parts:
UC3843AD1G onsemi 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO8, LEAD FREE, PLASTIC, SOIC-8
Rohs Code Yes
Part Life Cycle Code Obsolete
Ihs Manufacturer ONSEMI
Part Package Code SOIC
Package Description SOIC-8
Pin Count 8
Reach Compliance Code unknown
ECCN Code EAR99
HTS Code 8542.39.00.01
Factory Lead Time 4 Weeks
Samacsys Manufacturer onsemi
Analog IC - Other Type SWITCHING CONTROLLER
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 30 V
Input Voltage-Min 8.2 V
Input Voltage-Nom 15 V
JESD-30 Code R-PDSO-G8
JESD-609 Code e3
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
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
Surface Mount YES
Switcher Configuration SINGLE
Switching Frequency-Max 500 kHz
Technology BIPOLAR
Temperature Grade COMMERCIAL
Terminal Finish TIN
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Width 3.9 mm

Alternate Parts for UC3843AD1G

This table gives cross-reference parts and alternative options found for UC3843AD1G. 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 UC3843AD1G, 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
UC3843AD1R2G 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO8, LEAD FREE, PLASTIC, SOIC-8 onsemi UC3843AD1G vs UC3843AD1R2G
UC3843ADM Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8, ROHS COMPLIANT, PLASTIC, SOIC-8 Microsemi Corporation UC3843AD1G vs UC3843ADM
UC3843AD1 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO8, PLASTIC, SOIC-8 onsemi UC3843AD1G vs UC3843AD1
UC3843ADM-TR Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8 Microchip Technology Inc UC3843AD1G vs UC3843ADM-TR
UC3843AD1R2 IC 1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO8, PLASTIC, SOIC-8, Switching Regulator or Controller onsemi UC3843AD1G vs UC3843AD1R2
UC3843ADM-TR Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8, ROHS COMPLIANT, PLASTIC, SOIC-8 Microsemi Corporation UC3843AD1G vs UC3843ADM-TR
Part Number Description Manufacturer Compare
UC1844AJ883B Current Mode PWM Controller 8-CDIP -55 to 125 Texas Instruments UC3843AD1G vs UC1844AJ883B
UC3843Q 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PQCC20, PLASTIC, LCC-20 Texas Instruments UC3843AD1G vs UC3843Q
IP1842JE1 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, CDIP8, CERAMIC, DIP-8 TT Electronics Power and Hybrid / Semelab Limited UC3843AD1G vs IP1842JE1
UC2844D8 Single ended 500KHz current mode PWM controller with 16V/10V UVLO 50% duty cycle, -40C to 85C 8-SOIC -40 to 85 Texas Instruments UC3843AD1G vs UC2844D8
5962-8670407XX Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, CQCC20, LCC-20 Unitrode Corp (RETIRED) UC3843AD1G vs 5962-8670407XX
CS2844LN8 1A SWITCHING CONTROLLER, PDIP8, PLASTIC, DIP-8 onsemi UC3843AD1G vs CS2844LN8
UC2845AN 30V, 1A, 500KHz current mode PWM controller with 8.4V/7.6V UVLO 50% duty cycle, 40°C to 85°C 8-PDIP -40 to 85 Texas Instruments UC3843AD1G vs UC2845AN
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 UC3843AD1G vs UC2843ANG4
SG1844Y-DESC Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CDIP8 Microchip Technology Inc UC3843AD1G vs SG1844Y-DESC
SG1845J-DESC Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, CDIP14 Microchip Technology Inc UC3843AD1G vs SG1845J-DESC

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