Texas Instruments UCC2891PWR DC DC Switching Controllers
IC REG CTRLR MULT TOP 16TSSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UCC2891PWR
Detailed Description
IC REG CTRLR MULT TOP 16TSSOP
Package
16-TSSOP (0.173", 4.40mm Width)
Key Features
Package / Case: 16-TSSOP (0.173", 4.40mm Width); Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
UCC2891PWR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UCC2891PWR DC DC Switching Controllers technical specifications.
General
Package / Case
16-TSSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
8.5V ~ 16V
Output Type
Transistor Driver
Switching Frequency
250kHz
Number of Outputs
1
Topology
Flyback, Forward Converter
Control Features
Current Limit, Enable, On Time Control, Ramp, Soft Start
Output Configuration
Positive, Isolation Capable
Alternate Parts Comparison (UCC2891PWR vs UCC29421PWTR vs LM5041MTCX vs LM5037MTX/NOPB)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 16-TSSOP | 16-TSSOP | 16-TSSOP | 16-TSSOP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Supply Voltage | 8.5V ~ 16V | 1.8V ~ 8V | 15V ~ 90V | 13V ~ 100V |
| Switching Frequency | 250kHz | 150kHz ~ 1.2MHz | 200kHz, 600kHz | 200kHz, 508kHz |
| Clock Sync | Yes | Yes | Yes | Yes |
| Control Features | Current Limit, Enable, On Time Control, Ramp, Soft Start | Enable, Frequency Control, Low Battery, Reset | Dead Time Control, Frequency Control, Soft Start | Frequency Control, Ramp, Soft Start |
| Function | Step-Up/Step-Down | Step-Up, Step-Up/Step-Down | Step-Up/Step-Down | Step-Up/Step-Down |
| Number of Outputs | 1 | 1 | 1 | 2 |
| Output Configuration | Positive, Isolation Capable | Positive | Positive | Positive, Isolation Capable |
| Output Phases | 1 | 1 | 1 | 1 |
| Output Type | Transistor Driver | Transistor Driver | Transistor Driver | Transistor Driver |
| Action |
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