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LM2675 Buck Regulator
LM2675
Texas Instrumentspower regulator
The LM2675 is a high-efficiency step-down (buck) voltage regulator capable of driving up to 1A with adjustable or fixed output voltages from 3.3V, 5V, and 12V.
In stock
Specifications
8- Operating Voltage
- 45 V
- Supply Current
- 2.1 A A
- Interface
- GPIO, POWER, GND
- Resolution
- ±1.5% %
- Range
- 3.201 V to 5.15 V for 5V output, 3.251 V to 12.36 V for adjustable and 12V outputs V
- Accuracy
- ±1.5% %
- Temperature Range
- -40°C to 125°C
- Package
- 8-pin SOIC, PDIP, and 16-pin WSON
Pinout
8| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | CB | GPIO | Boot-strap capacitor connection for high-side driver. |
| 2 | NC | — | No connect pin. |
| 3 | NC | — | No connect pin. |
| 4 | FB | GPIO | Feedback sense input pin. |
| 5 | ON/OFF | GPIO | Enable input to the voltage regulator. High = ON and low = OFF. |
| 6 | GND | GND | Power ground pins. |
| 7 | VIN | POWER | Supply input pin to collector pin of high side FET. Connect to power supply and input bypass capacitors CIN. |
| 8 | VSW | GPIO | Source pin of the internal High Side FET. |
Interactive pinout
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LM2675
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