Texas Instruments UC3825Q DC DC Switching Controllers
IC REG CTRLR MULT TOP 20PLCC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UC3825Q
Detailed Description
IC REG CTRLR MULT TOP 20PLCC
Package
20-LCC (J-Lead)
Key Features
Package / Case: 20-LCC (J-Lead); Mounting Type: Surface Mount
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
UC3825Q Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UC3825Q DC DC Switching Controllers technical specifications.
General
Package / Case
20-LCC
Mounting Type
Surface Mount
Operating Temperature
0°C ~ 70°C (TA)
Supply Voltage
8.4V ~ 30V
Output Type
Transistor Driver
Switching Frequency
340kHz ~ 460kHz
Number of Outputs
2
Topology
Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull
Control Features
Current Limit, Enable, Frequency Control, Ramp, Soft Start
Output Configuration
Positive
Alternate Parts Comparison (UC3825Q vs UC3846QTR vs UC2846QTR vs UC3823QTR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 20-LCC | 20-LCC | 20-LCC | 20-LCC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) |
| Supply Voltage | 8.4V ~ 30V | 6.95V ~ 40V | 6.95V ~ 40V | 8.4V ~ 30V |
| Switching Frequency | 340kHz ~ 460kHz | 500kHz | 500kHz | 340kHz ~ 460kHz |
| Clock Sync | No | Yes | Yes | No |
| Control Features | Current Limit, Enable, Frequency Control, Ramp, Soft Start | Current Limit, Enable, Frequency Control, Soft Start | Current Limit, Enable, Frequency Control, Soft Start | Current Limit, Enable, Frequency Control, Ramp, Soft Start |
| Duty Cycle Max | 85% | 50% | 50% | 85% |
| Function | Step-Up, Step-Down, Step-Up/Step-Down | Step-Up, Step-Up/Step-Down | Step-Up, Step-Up/Step-Down | Step-Up, Step-Down, Step-Up/Step-Down |
| Number of Outputs | 2 | 2 | 2 | 1 |
| Output Configuration | Positive | Positive | Positive | Positive |
| Output Phases | 1 | 1 | 1 | 1 |
| Action |
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