Texas Instruments UCC38C53DR DC DC Switching Controllers
Commercial, 30-V, low-power current-mode PWM controller, 8.4-V/7.6-V UVLO, 100% duty cycle

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UCC38C53DR
Detailed Description
Commercial, 30-V, low-power current-mode PWM controller, 8.4-V/7.6-V UVLO, 100% duty cycle
Package
8-SOIC (0.154", 3.90mm Width)
Key Features
Package / Case: 8-SOIC (0.154", 3.90mm Width); Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
UCC38C53DR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UCC38C53DR DC DC Switching Controllers technical specifications.
General
Series
UCCx8C5x
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 85°C (TA)
Supply Voltage
7.6V ~ 28V
Output Type
Transistor Driver
Functions
Step-Up, Step-Down, Step-Up/Step-Down
Switching Frequency
1MHz
Number of Outputs
1
Topology
Buck, Boost, Flyback, Forward Converter, SEPIC
Alternate Parts Comparison (UCC38C53DR vs UCC38C44DR vs UCC2800DTRG4 vs UCC2800D)
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-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | 0°C ~ 85°C (TA) | 0°C ~ 70°C (TJ) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 7.6V ~ 28V | 9V ~ 18V | 6.9V ~ 12V | 6.9V ~ 12V |
| Switching Frequency | 1MHz | Up to 1MHz | 46kHz | 46kHz |
| Clock Sync | Yes | No | No | No |
| Control Features | Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start | Frequency Control | Frequency Control | Frequency Control |
| Duty Cycle Max | 100% | 48% | 99% | 99% |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Phases | 1 | 1 | 1 | 1 |
| Output Type | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver |
| Action |
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