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Power Circuits / Switching Regulator or Controllers / UC3844DTR
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UC3844DTR by:

Single ended 500KHz current mode PWM controller with 16V/10V UVLO 50% duty cycle, 0C to 70C 14-SOIC 0 to 70

Part Details for UC3844DTR by Texas Instruments

Overview of UC3844DTR by Texas Instruments

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Applications Consumer Electronics Energy and Power Systems Renewable Energy

Price & Stock for UC3844DTR

Part # Distributor Description Stock Price Buy
DISTI # 296-46262-1-ND
DigiKey IC REG CTRLR PWM CM 14-SOIC Min Qty: 1 Lead time: 6 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 7361
In Stock
  • 1 $0.9000
  • 10 $0.6320
  • 25 $0.5644
  • 100 $0.4897
  • 250 $0.4862
  • 2,500 $0.2875
$0.2875 / $0.9000 Buy Now
DISTI # 595-UC3844DTR
Mouser Electronics Switching Controllers Current-Mode PWM Controller RoHS: Compliant 1811
  • 1 $0.9100
  • 10 $0.7740
  • 100 $0.5940
  • 500 $0.5250
  • 1,000 $0.4870
  • 2,500 $0.2870
$0.2870 / $0.9100 Buy Now
Ameya Holding Limited IC REG CTRLR PWM CM 14-SOIC 49060
RFQ
LCSC 12V28V SOIC-14 AC-DC Controllers and Regulators ROHS 100
  • 1 $0.6951
  • 10 $0.6793
  • 30 $0.6682
  • 100 $0.6571
$0.6571 / $0.6951 Buy Now

Part Details for UC3844DTR

UC3844DTR CAD Models

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UC3844DTR Part Data Attributes

Parametric Data
UC3844DTR Texas Instruments
Buy Now Datasheet
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UC3844DTR Texas Instruments Single ended 500KHz current mode PWM controller with 16V/10V UVLO 50% duty cycle, 0C to 70C 14-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, SOP14,.25
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 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-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-Nom 2.5 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) 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 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 UC3844DTR

This table gives cross-reference parts and alternative options found for UC3844DTR. 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 UC3844DTR, 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
UC2844DTRG4 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, GREEN, PLASTIC, MS-012AB, SOIC-14 Texas Instruments UC3844DTR vs UC2844DTRG4
UC3844D Single ended 500KHz current mode PWM controller with 16V/10V UVLO 50% duty cycle, 0C to 70C 14-SOIC 0 to 70 Texas Instruments UC3844DTR vs UC3844D
UC2844D Single ended 500KHz current mode PWM controller with 16V/10V UVLO 50% duty cycle, -40C to 85C 14-SOIC -40 to 85 Texas Instruments UC3844DTR vs UC2844D
Part Number Description Manufacturer Compare
MIC18C45AJ Switching Controller, Current-mode, 0.5A, 500kHz Switching Freq-Max, BICMOS, CDIP8, CERDIP-8 Microchip Technology Inc UC3844DTR vs MIC18C45AJ
UC3845BD1 Current Mode PWM STMicroelectronics UC3844DTR vs UC3845BD1
UC3844L-D08-T Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, LEAD FREE, DIP-8 Unisonic Technologies Co Ltd UC3844DTR vs UC3844L-D08-T
UC3843ADR2G 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, LEAD FREE, PLASTIC, SOIC-14 onsemi UC3844DTR vs UC3843ADR2G
UC2844AQD 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO14, PLASTIC, MS-012AB, SOIC-14 Texas Instruments UC3844DTR vs UC2844AQD
IMP38HC45EPA Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDIP8, PLASTIC, DIP-8 Imp Inc UC3844DTR vs IMP38HC45EPA
SG2843D-TR Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO14 Microchip Technology Inc UC3844DTR vs SG2843D-TR
MIC38HC43-1BJ Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BICMOS, CDIP14, CERDIP-14 Microchip Technology Inc UC3844DTR vs MIC38HC43-1BJ
SG1845J-DESC Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, CDIP14 Microchip Technology Inc UC3844DTR vs SG1845J-DESC
SG1844Y-DESC Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, CDIP8 Microchip Technology Inc UC3844DTR vs SG1844Y-DESC

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