Texas Instruments UCC38C40DGKR DC DC Switching Controllers
Commercial, 20-V, low-power current-mode PWM controller, 7-V/6.6-V UVLO, 100% duty cycle
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UCC38C40DGKR
Detailed Description
Commercial, 20-V, low-power current-mode PWM controller, 7-V/6.6-V UVLO, 100% duty cycle
Package
8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
Key Features
Package / Case: 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
UCC38C40DGKR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UCC38C40DGKR DC DC Switching Controllers technical specifications.
General
Package / Case
8-TSSOP
Operating Temperature
0°C ~ 70°C (TJ)
Supply Voltage
6.6V ~ 18V
Functions
Step-Up, Step-Up/Step-Down
Topology
Boost, Flyback, Forward Converter
Output Type
Transistor Driver
Numberof Outputs
1
Control Features
Frequency Control
Switching Frequency
Up to 1MHz
Clock Sync
No
Alternate Parts Comparison (UCC38C40DGKR vs UCC38C41DGK vs UCC28C54DGKR vs UCC28C52DGKR)
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-TSSOP | 8-TSSOP |
| Operating Temperature | 0°C ~ 70°C (TJ) | 0°C ~ 70°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Supply Voltage | 6.6V ~ 18V | 6.6V ~ 18V | 30V | 30V |
| Switching Frequency | Up to 1MHz | Up to 1MHz | 1MHz | 1MHz |
| Clock Sync | No | No | Yes | Yes |
| Control Features | Frequency Control | Frequency Control | Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start | Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start |
| Duty Cycle Max | 96% | 48% | 50% | 100% |
| Functions | Step-Up, Step-Up/Step-Down | Step-Up, Step-Up/Step-Down | Step-Up, Step-Down, Step-Up/Step-Down | Step-Up, Step-Down, Step-Up/Step-Down |
| Numberof 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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