Texas Instruments UCC28C43DGK DC DC Switching Regulators
IC REG CTRLR MULT TOP 8VSSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UCC28C43DGK
Base Model
Detailed Description
1MHz current mode PWM controller featuring 100% duty cycle operation and a maximum input voltage of 20V. This integrated circuit offers a minimum input voltage of 7.6V and a maximum output current of 200mA, with an output voltage up to 18V. Designed for surface mount applications in an 8-VSSOP package, it operates across a temperature range of -40°C to 105°C. The controller supports Buck-Boost and Flyback topologies, with a low operating supply current of 2.3mA.
Package
VSSOP
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
UCC28C43DGK Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UCC28C43DGK DC DC Switching Regulators technical specifications.
General
RoHS
Yes
Package / Case
8-TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 105°C (TJ)
Supply Voltage
7.6V ~ 18V
Lifecycle Status
Active
Package
VSSOP
Duty Cycle
100%
Fall Time
20ns
Frequency
1MHz
Alternate Parts Comparison (UCC28C43DGK vs UCC28C45DR vs UCC28C54DGKR vs UCC28C43DRG4)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 8-TSSOP | -- | 8-TSSOP | 8-SOIC |
| Operating Temperature | -40°C ~ 105°C (TJ) | -- | -40°C ~ 125°C (TJ) | -40°C ~ 105°C (TJ) |
| Supply Voltage | 7.6V ~ 18V | -- | 30V | 7.6V ~ 18V |
| Switching Frequency | Up to 1MHz | -- | 1MHz | Up to 1MHz |
| Clock Sync | No | -- | Yes | No |
| Control Features | Frequency Control | -- | Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start | Frequency Control |
| Number of Outputs | 1 | -- | 1 | 1 |
| Output Configuration | Positive | -- | Positive | Positive |
| Output Phases | 1 | -- | 1 | 1 |
| Output Type | Voltage | -- | Transistor Driver | Transistor Driver |
| Synchronous Rectifier | No | -- | Yes | No |
| Topology | Buck-Boost, Flyback | -- | Buck, Boost, Flyback, Forward Converter, SEPIC | Boost, Flyback, Forward Converter |
| Action |
Texas Instruments UCC28C43DGK DC DC Switching Regulators Overview
1MHz current mode PWM controller featuring 100% duty cycle operation and a maximum input voltage of 20V. This integrated circuit offers a minimum input voltage of 7.6V and a maximum output current of 200mA, with an output voltage up to 18V. Designed for surface mount applications in an 8-VSSOP package, it operates across a temperature range of -40°C to 105°C.
The controller supports Buck-Boost and Flyback topologies, with a low operating supply current of 2.3mA.
More Parts in DC DC Switching Regulators
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
UCC28C45DRG4Texas Instruments20V, 1-A, low power 1MHz current mode PWM controller - 8.4V/7.6V UVLO 50% duty cycle, -40C to 105C 8-SOIC -40 to 105
UCC28C41DRTexas Instruments20V, 1-A, low power 1MHz current mode PWM controller - 7V/6.6V UVLO 50% duty cycle, -40C to 105C 8-SOIC -40 to 105
