Texas Instruments UC3861N Microcontrollers
Resonant-mode PWM with 16.5/10.5V UVLO, alternating outputs, and fixed off time, 0C to 70C 16-PDIP 0 to 70
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UC3861N
Detailed Description
Resonant-mode PWM with 16.5/10.5V UVLO, alternating outputs, and fixed off time, 0C to 70C 16-PDIP 0 to 70
Package
N
Lifecycle Status
Active
Datasheet
UC3861N Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UC3861N Microcontrollers technical specifications.
General
RoHS
Yes
Package / Case
N
Mounting Type
Through Hole
Operating Temperature
0°C ~ 70°C (TA)
Supply Voltage
10.5V ~ 22V
Lifecycle Status
Active
Control Features
Soft Start
Duty Cycle
100 %
Fall Time
25 ns
Switching Frequency
10kHz ~ 1MHz
Alternate Parts Comparison (UC3861N vs UCC27201DDAR vs UCC28250PW vs UCC27201ADDAR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | N | 8-PowerSOIC | 20-TSSOP | 8-PowerSOIC |
| Mounting Type | Through Hole | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | 0°C ~ 70°C (TA) | -40°C ~ 140°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 140°C (TJ) |
| Supply Voltage | 10.5V ~ 22V | 12V | 12V | 12V |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| Fall Time | 25 ns | 7ns | 8ns | 7ns |
| Lead Free | Lead Free | Lead Free | Lead Free | Lead Free |
| Number of Outputs | 2 | 2 | 1 | 2 |
| Output Current | 500 mA | 3A | 20mA | 3A |
| Max Frequency | 1 MHz | 1MHz | 1MHz | -- |
| Output Voltage | 1.7 V | -- | 20.3V | 250mV |
| Action |
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