Datasheets
TL3843D by:

Economy single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, 0-70C 14-SOIC 0 to 70

Part Details for TL3843D by Texas Instruments

Results Overview of TL3843D 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

TL3843D Information

TL3843D by Texas Instruments is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for TL3843D

Part # Distributor Description Stock Price Buy
DISTI # 2156-TL3843D-ND
DigiKey IC REG CTRLR MULT TOP 14SOIC Min Qty: 1 Lead time: 18 Weeks Container: Bulk MARKETPLACE PRODUCT 3700
In Stock
  • 451 $0.6700
$0.6700 Buy Now
DISTI # 296-34297-5-ND
DigiKey IC REG CTRLR MULT TOP 14SOIC Min Qty: 1 Lead time: 18 Weeks Container: Tube 768
In Stock
  • 1 $1.1100
  • 10 $0.8020
  • 50 $0.6778
  • 100 $0.6395
  • 250 $0.5990
  • 500 $0.5746
$0.5746 / $1.1100 Buy Now
DISTI # 86294547
Verical Current Mode PWM Controller 0V to 30V 200mA 500kHz 14-Pin SOIC Tube RoHS: Compliant Min Qty: 469 Package Multiple: 1 Date Code: 1001 Americas - 3500
  • 469 $0.8003
$0.8003 Buy Now
Bristol Electronics   31
RFQ
Quest Components   24
  • 1 $1.9500
  • 4 $1.5600
  • 14 $1.1700
$1.1700 / $1.9500 Buy Now
Rochester Electronics TL3843 Current-Mode PWM Controller RoHS: Compliant Status: Obsolete Min Qty: 1 3700
  • 100 $0.6402
  • 500 $0.5762
  • 1,000 $0.5314
  • 10,000 $0.4737
  • 100,000 $0.3969
$0.3969 / $0.6402 Buy Now

Part Details for TL3843D

TL3843D CAD Models

TL3843D Part Data Attributes

TL3843D Texas Instruments
Buy Now Datasheet
Compare Parts:
TL3843D Texas Instruments Economy single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, 0-70C 14-SOIC 0 to 70
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOIC
Package Description GREEN, PLASTIC, SOIC-14
Pin Count 14
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Analog IC - Other Type SWITCHING REGULATOR
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 30 V
Input Voltage-Min 12 V
Input Voltage-Nom 15 V
JESD-30 Code R-PDSO-G14
JESD-609 Code e4
Length 8.65 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 14
Operating Temperature-Max 70 °C
Operating Temperature-Min
Output Current-Max 1 A
Output Voltage-Max 5.1 V
Output Voltage-Min 4.9 V
Output Voltage-Nom 5 V
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP14,.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) 30 mA
Supply Voltage-Max (Vsup) 30 V
Supply Voltage-Nom (Vsup) 15 V
Surface Mount YES
Switcher Configuration SINGLE
Switching Frequency-Max 500 kHz
Technology BIPOLAR
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 TL3843D

This table gives cross-reference parts and alternative options found for TL3843D. 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 TL3843D, 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 Manufacturer Composite Price Description Compare
TL2843DR Texas Instruments $0.2421 Economy single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, -40-85C 14-SOIC -40 to 85 TL3843D vs TL2843DR
TL3843DR Texas Instruments $0.2716 Economy single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, 0-70C 14-SOIC 0 to 70 TL3843D vs TL3843DR
TL2843DRE4 Texas Instruments Check for Price Economy single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, -40-85C 14-SOIC -40 to 85 TL3843D vs TL2843DRE4
TL2843DE4 Texas Instruments Check for Price Current-Mode PWM Controller 14-SOIC -40 to 85 TL3843D vs TL2843DE4
TL3843DRE4 Texas Instruments Check for Price 1A SWITCHING REGULATOR, 500kHz SWITCHING FREQ-MAX, PDSO14, GREEN, PLASTIC, SOIC-14 TL3843D vs TL3843DRE4
TL2843D Texas Instruments Check for Price Current-Mode PWM Controller 14-SOIC -40 to 85 TL3843D vs TL2843D
TL2843DRG4 Texas Instruments Check for Price 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, GREEN, PLASTIC, MS-012AB, SOIC-14 TL3843D vs TL2843DRG4
TL3843DG4 Texas Instruments Check for Price 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, GREEN, PLASTIC, MS-012AB, SOIC-14 TL3843D vs TL3843DG4

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