Texas Instruments UCC28C45DR Microcontrollers
20V 1A PWM Controller, 1MHz, 50% Duty Cycle, SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UCC28C45DR
Base Model
Detailed Description
20V 1A PWM Controller, 1MHz, 50% Duty Cycle, SOIC
Package
8-SOIC
Lifecycle Status
Active
Datasheet
UCC28C45DR Datasheet
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Technical Specifications
Texas Instruments UCC28C45DR Microcontrollers technical specifications.
General
RoHS
Yes
Regulator Topology
Boost, Buck, Flyback, Forward, SEPIC
Control Mode
Current
Duty Cycle Max
50
Switching Frequency Max Khz
1000
Uvlo Thresholds on Off V
8.4/7.6
Operating Temperature Range C
-40 to 125
Gate Drive Typ a
1
Vin Max V
18
Package
8-SOIC
Alternate Parts Comparison (UCC28C45DR vs UCC28C43DGK vs UCC28C45DRG4 vs UCC28C43DGKR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Duty Cycle Max | 50 | -- | 48% | 96% |
| RoHS | Yes | Yes | -- | -- |
| Control Mode | Current | Current | -- | -- |
| Gate Drive Typ a | 1 | 1 | -- | -- |
| Operating Temperature Range C | -40 to 125 | -40 to 125 | -- | -- |
| Package | 8-SOIC | VSSOP | -- | -- |
| Regulator Topology | Boost, Buck, Flyback, Forward, SEPIC | Boost, Buck, Flyback, Forward, SEPIC | -- | -- |
| Switching Frequency Max Khz | 1000 | 1000 | -- | -- |
| Uvlo Thresholds on Off V | 8.4/7.6 | 8.4/7.6 | -- | -- |
| Vin Max V | 18 | 18 | -- | -- |
| Package / Case | -- | 8-TSSOP | 8-SOIC | 8-TSSOP |
| Mounting Type | -- | Surface Mount | Surface Mount | Surface Mount |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
UC2845BD1R2GonsemiDirectonsemi
Pin YesPkg YesElec Yes
High Performance Current Mode PWM Controller, SOIC-8 Narrow Body, 2500-REEL
More Parts in Microcontrollers
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
