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Industrial, 20-V, low-power current-mode PWM controller, 8.4-V/7.6-V UVLO, 100% duty cycle 8-VSSOP -40 to 125
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.
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.
Part # | Distributor | Description | Stock | Price | Buy | |
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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 |
|
$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 |
|
$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 |
|
$0.3820 / $1.0900 | Buy Now |
|
Vyrian | Other Function Semiconductors | 58638 |
|
RFQ | |
|
Win Source Electronics | IC REG CTRLR MULT TOP 8VSSOP | 29627 |
|
$0.5543 / $0.8314 | Buy Now |
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UCC28C43DGKR
Texas Instruments
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Datasheet
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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 |
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 |
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.