Datasheets
UCC28C43DGKR by: Texas Instruments

Industrial, 20-V, low-power current-mode PWM controller, 8.4-V/7.6-V UVLO, 100% duty cycle 8-VSSOP -40 to 125

Part Details for UCC28C43DGKR by Texas Instruments

Results Overview of UCC28C43DGKR by Texas Instruments

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Applications Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

UCC28C43DGKR Information

UCC28C43DGKR 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 UCC28C43DGKR

Part # Distributor Description Stock Price Buy
DISTI # 296-39539-1-ND
DigiKey IC REG CTRLR MULT TOP 8VSSOP Min Qty: 1 Lead time: 6 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 2160
In Stock
  • 1 $1.1400
  • 10 $0.8220
  • 25 $0.7432
  • 100 $0.6564
  • 250 $0.6150
  • 500 $0.5901
  • 1,000 $0.5696
  • 2,500 $0.5479
  • 5,000 $0.5348
  • 7,500 $0.5283
  • 12,500 $0.5210
  • 17,500 $0.5168
$0.5168 / $1.1400 Buy Now
DISTI # 595-UCC28C43DGKR
Mouser Electronics AC/DC Converters BiCMOS Low-Power Cur rent Mode A 595-UCC28C43DGK RoHS: Compliant 11027
  • 1 $1.1400
  • 10 $0.8220
  • 25 $0.7430
  • 100 $0.6370
  • 250 $0.5540
  • 1,000 $0.4520
  • 2,500 $0.4510
  • 10,000 $0.4500
  • 20,000 $0.3060
$0.3060 / $1.1400 Buy Now
Bristol Electronics   1296
RFQ
DISTI # UCC28C43DGKR
Chip One Stop Semiconductors RoHS: Compliant pbFree: Yes Min Qty: 5 Lead time: 0 Weeks, 1 Days Container: Cut Tape 2500
  • 5 $1.0900
  • 10 $0.7890
  • 50 $0.7130
  • 100 $0.6110
  • 200 $0.5790
  • 500 $0.5310
  • 1,000 $0.4330
  • 2,500 $0.4230
  • 5,000 $0.3830
  • 10,000 $0.3820
$0.3820 / $1.0900 Buy Now
Vyrian Other Function Semiconductors 58638
RFQ
Win Source Electronics IC REG CTRLR MULT TOP 8VSSOP 29627
  • 70 $0.8314
  • 170 $0.6823
  • 265 $0.6609
  • 365 $0.6396
  • 470 $0.6183
  • 630 $0.5543
$0.5543 / $0.8314 Buy Now

Part Details for UCC28C43DGKR

UCC28C43DGKR CAD Models

UCC28C43DGKR Part Data Attributes

UCC28C43DGKR Texas Instruments
Buy Now Datasheet
Compare Parts:
UCC28C43DGKR Texas Instruments Industrial, 20-V, low-power current-mode PWM controller, 8.4-V/7.6-V UVLO, 100% duty cycle 8-VSSOP -40 to 125
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code MSOP
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 S-PDSO-G8
JESD-609 Code e4
Length 3 mm
Moisture Sensitivity Level 2
Number of Functions 1
Number of Terminals 8
Operating Temperature-Max 105 °C
Operating Temperature-Min -40 °C
Output Current-Max 1 A
Package Body Material PLASTIC/EPOXY
Package Code TSSOP
Package Equivalence Code TSSOP8,.19
Package Shape SQUARE
Package Style SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 1.1 mm
Supply Voltage-Max (Vsup) 18 V
Supply Voltage-Min (Vsup)
Surface Mount YES
Switcher Configuration SINGLE
Switching Frequency-Max 1000 kHz
Technology BICMOS
Temperature Grade INDUSTRIAL
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form GULL WING
Terminal Pitch 0.65 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 3 mm

Alternate Parts for UCC28C43DGKR

This table gives cross-reference parts and alternative options found for UCC28C43DGKR. 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 UCC28C43DGKR, 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
UCC38C43DGKR Texas Instruments $0.6951 Commercial, 20-V, low-power current-mode PWM controller, 8.4-V/7.6-V UVLO, 100% duty cycle 8-VSSOP 0 to 85 UCC28C43DGKR vs UCC38C43DGKR
UCC28C43DGKRG4 Texas Instruments Check for Price Industrial, 20-V, low-power current-mode PWM controller, 8.4-V/7.6-V UVLO, 100% duty cycle 8-VSSOP -40 to 125 UCC28C43DGKR vs UCC28C43DGKRG4
UCC38C43DGKG4 Texas Instruments Check for Price BiCMOS Low-Power Current Mode PWM Controller 8-VSSOP 0 to 70 UCC28C43DGKR vs UCC38C43DGKG4
UCC28C43DGKG4 Texas Instruments Check for Price 1A SWITCHING CONTROLLER, 1000kHz SWITCHING FREQ-MAX, PDSO8, GREEN, PLASTIC, MSOP-8 UCC28C43DGKR vs UCC28C43DGKG4
UCC38C43DGKRG4 Texas Instruments Check for Price Commercial, 20-V, low-power current-mode PWM controller, 8.4-V/7.6-V UVLO, 100% duty cycle 8-VSSOP 0 to 85 UCC28C43DGKR vs UCC38C43DGKRG4

UCC28C43DGKR Related Parts

UCC28C43DGKR Frequently Asked Questions (FAQ)

  • A good PCB layout for the UCC28C43DGKR involves keeping the input and output capacitors close to the IC, using a solid ground plane, and minimizing the length of the input and output traces. Additionally, it's recommended to use a separate analog and digital ground plane to reduce noise coupling.

  • To ensure stability, it's essential to follow the recommended component values and PCB layout guidelines. Additionally, the output voltage should be decoupled with a capacitor, and the input voltage should be filtered to reduce noise. It's also recommended to add a soft-start circuit to prevent inrush currents during startup.

  • The UCC28C43DGKR is rated for operation from -40°C to 125°C, but the maximum ambient temperature range depends on the specific application and the thermal design of the system. It's essential to ensure that the IC does not exceed the maximum junction temperature of 150°C.

  • Yes, the UCC28C43DGKR is qualified for automotive and high-reliability applications. It meets the requirements of the AEC-Q100 standard for automotive applications and is suitable for use in harsh environments.

  • To troubleshoot issues with the UCC28C43DGKR, start by checking the input voltage, output voltage, and current. Verify that the component values and PCB layout meet the recommended guidelines. Use an oscilloscope to check for noise, oscillations, or other anomalies on the input and output lines.

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