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Power Circuits / Switching Regulator or Controllers / UCC28C40D
Datasheets
UCC28C40D by: Texas Instruments

Industrial, 20-V, low-power current-mode PWM controller, 7-V/6.6-V UVLO, 100% duty cycle 8-SOIC -40 to 125

Part Details for UCC28C40D by Texas Instruments

Results Overview of UCC28C40D 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.

UCC28C40D Information

UCC28C40D 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.

Available Datasheets

Part # Manufacturer Description Datasheet
UCC28C40DR Texas Instruments BiCMOS Low-Power Current Mode PWM Controller 8-SOIC -40 to 105
UCC28C40DGK Texas Instruments BiCMOS Low-Power Current Mode PWM Controller 8-VSSOP -40 to 105
UCC28C40DGKR Texas Instruments BiCMOS Low-Power Current Mode PWM Controller 8-VSSOP -40 to 85

Price & Stock for UCC28C40D

Part # Distributor Description Stock Price Buy
DISTI # UCC28C40D
TME IC: PMIC, PWM controller, 0.2A, 1MHz, SO8, 7÷18V, 0÷96%, tube, SMPS Min Qty: 1 0
  • 1 $1.6600
  • 5 $1.4900
  • 25 $1.3200
  • 75 $1.1900
$1.1900 / $1.6600 RFQ
Ameya Holding Limited SOIC 8/I°/BICMOS LOW-POWER CURRENT MODE PWM CONTROLLER 20
RFQ
ComSIT USA BICMOS LOW-POWER CURRENT-MODE PWM CONTROLLER Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, BICMOS, PDSO8 RoHS: Not Compliant ECCN: EAR99 Stock DE - 1408
Stock ES - 0
Stock US - 0
Stock MX - 0
Stock CN - 0
Stock HK - 0
RFQ
Vyrian Other Function Semiconductors 177
RFQ
Win Source Electronics BICMOS LOW POWER CURRENT MODE PWM CONTROLLER | IC REG CTRLR MULT TOPOLOGY 8SOIC 285860
  • 90 $0.5840
  • 185 $0.5470
  • 285 $0.5280
  • 410 $0.4900
  • 535 $0.4710
  • 665 $0.4530
$0.4530 / $0.5840 Buy Now

Part Details for UCC28C40D

UCC28C40D CAD Models

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UCC28C40D Part Data Attributes

Parametric Data
UCC28C40D Texas Instruments
Buy Now Datasheet
Compare Parts:
UCC28C40D Texas Instruments Industrial, 20-V, low-power current-mode PWM controller, 7-V/6.6-V UVLO, 100% duty cycle 8-SOIC -40 to 125
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code SOIC
Pin Count 8
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Texas Instruments
Additional Feature ALSO OPERATES IN CURRENT MODE
Analog IC - Other Type SWITCHING CONTROLLER
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 18 V
Input Voltage-Min 12 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 105 °C
Operating Temperature-Min -40 °C
Output Current-Max 1 A
Output Voltage-Max 18 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) 3 mA
Supply Voltage-Max (Vsup) 18 V
Supply Voltage-Min (Vsup)
Surface Mount YES
Switcher Configuration BUCK-BOOST
Switching Frequency-Max 1000 kHz
Technology BICMOS
Temperature Grade INDUSTRIAL
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 UCC28C40D

This table gives cross-reference parts and alternative options found for UCC28C40D. 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 UCC28C40D, 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
UCC38C40D Texas Instruments $0.9298 Commercial, 20-V, low-power current-mode PWM controller, 7-V/6.6-V UVLO, 100% duty cycle 8-SOIC 0 to 85 UCC28C40D vs UCC38C40D
UCC28C40MDEP Texas Instruments Check for Price IC,SMPS CONTROLLER,CURRENT-MODE,BICMOS,SOP,8PIN,PLASTIC UCC28C40D vs UCC28C40MDEP
UCC28C40QDRQ1 Texas Instruments Check for Price Automotive, 20-V, low-power current-mode PWM controller, 7-V/6.6-V UVLO, 100% duty cycle 8-SOIC -40 to 125 UCC28C40D vs UCC28C40QDRQ1
Part Number Manufacturer Composite Price Description Compare
UCC28C40DRG4 Texas Instruments Check for Price BiCMOS Low-Power Current Mode PWM Controller 8-SOIC -40 to 105 UCC28C40D vs UCC28C40DRG4
UCC28C40DG4 Texas Instruments Check for Price Industrial, 20-V, low-power current-mode PWM controller, 7-V/6.6-V UVLO, 100% duty cycle 8-SOIC -40 to 105 UCC28C40D vs UCC28C40DG4
UCC28C40MDREP Texas Instruments Check for Price 1A SWITCHING CONTROLLER, 1000kHz SWITCHING FREQ-MAX, PDSO8, PLASTIC, SOIC-8 UCC28C40D vs UCC28C40MDREP
UCC28C40DR Texas Instruments Check for Price Industrial, 20-V, low-power current-mode PWM controller, 7-V/6.6-V UVLO, 100% duty cycle 8-SOIC -40 to 125 UCC28C40D vs UCC28C40DR
UCC28C40DGKG4 Texas Instruments Check for Price 1A SWITCHING CONTROLLER, 1000kHz SWITCHING FREQ-MAX, PDSO8, GREEN, PLASTIC, MSOP-8 UCC28C40D vs UCC28C40DGKG4
NCP1568B13A onsemi Check for Price Switching Controller, Current-mode, 1000kHz Switching Freq-Max, PDSO12 UCC28C40D vs NCP1568B13A
UCC38C40DGK Texas Instruments $0.9346 Commercial, 20-V, low-power current-mode PWM controller, 7-V/6.6-V UVLO, 100% duty cycle 8-VSSOP 0 to 85 UCC28C40D vs UCC38C40DGK
CS51022ADBR2G onsemi Check for Price PWM Controller, Enhanced Current Mode, for Forward or Flyback (36-72 V Telecom), TSSOP-16, 2500-REEL UCC28C40D vs CS51022ADBR2G
UCC38C40DGKR Texas Instruments $0.6951 Commercial, 20-V, low-power current-mode PWM controller, 7-V/6.6-V UVLO, 100% duty cycle 8-VSSOP 0 to 85 UCC28C40D vs UCC38C40DGKR
CS51022ADBR2 onsemi Check for Price 1A SWITCHING CONTROLLER, 1000kHz SWITCHING FREQ-MAX, PDSO16, TSSOP-16 UCC28C40D vs CS51022ADBR2

UCC28C40D Related Parts

UCC28C40D Frequently Asked Questions (FAQ)

  • A good PCB layout for the UCC28C40D involves keeping the input and output stages separate, using a star-ground configuration, and placing the input and output capacitors close to the IC. Additionally, using a ground plane and minimizing trace lengths can help reduce EMI.

  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the input and output capacitors are of high quality and have low ESR. Also, check that the feedback loop is properly compensated and the gain is set correctly.

  • The UCC28C40D can deliver up to 4A of output current, but this is dependent on the input voltage, output voltage, and thermal conditions. Be sure to check the datasheet for specific current limits and thermal derating.

  • The UCC28C40D is rated for operation up to 125°C, but the maximum junction temperature (TJ) should not exceed 150°C. Be sure to check the thermal derating curves in the datasheet to ensure the device can operate safely in your specific environment.

  • To protect the UCC28C40D from input voltage transients, use a TVS (transient voltage suppressor) diode or a voltage clamp circuit at the input. Additionally, ensure that the input capacitors are rated for the maximum expected input voltage.

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