Texas Instruments UC2841DW Microcontrollers
32-V, 1-A , 0.5MHz off-line PWM controller , -20C to 85C 18-SOIC -20 to 85
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UC2841DW
Detailed Description
32-V, 1-A , 0.5MHz off-line PWM controller , -20C to 85C 18-SOIC -20 to 85
Package
18-SOIC (0.295", 7.50mm Width)
Lifecycle Status
Active
Datasheet
UC2841DW Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UC2841DW Microcontrollers technical specifications.
General
Package / Case
18-SOIC
Mounting Type
Surface Mount
Operating Temperature
-25°C ~ 85°C (TA)
Supply Voltage
8V ~ 32V
Lifecycle Status
Active
Output Type
Transistor Driver
Switching Frequency
500kHz
Number of Outputs
1
Topology
Buck, Boost, Flyback, Forward Converter
Control Features
Current Limit, Enable, Frequency Control, Ramp, Reset, Soft Start
Alternate Parts Comparison (UC2841DW vs UC3851DWTR vs UC3526ADWG4 vs UC2526ADW)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 18-SOIC | 18-SOIC | 18-SOIC | 18-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -25°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | -25°C ~ 85°C (TA) |
| Supply Voltage | 8V ~ 32V | 7.8V ~ 32V | 7V ~ 35V | 7V ~ 35V |
| Switching Frequency | 500kHz | Up to 500kHz | 1Hz ~ 600kHz | 1Hz ~ 600kHz |
| Lifecycle Status | Active | Active | Active | Active |
| Control Features | Current Limit, Enable, Frequency Control, Ramp, Reset, Soft Start | Frequency Control, Soft Start | Enable, Frequency Control, Reset, Soft Start | Enable, Frequency Control, Reset, Soft Start |
| Topology | Buck, Boost, Flyback, Forward Converter | Boost, Buck, Flyback, Forward | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull |
| Clock Sync | No | -- | Yes | Yes |
| Duty Cycle Max | 95% | -- | 49% | 49% |
| Function | Step-Up, Step-Down, Step-Up/Step-Down | -- | Step-Up, Step-Down, Step-Up/Step-Down | Step-Up, Step-Up/Step-Down |
| Number of Outputs | 1 | -- | 2 | 2 |
| Action |
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