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LM2577 Step-Up Regulator
LM2577
Texas Instrumentspower regulator
The LM2577 is a step-up voltage regulator that converts input voltages from 3.5V to 40V into an adjustable output of 12V, 15V or custom settings.
In stock
Specifications
8- Operating Voltage
- 3.5V to 40V (VIN)
- Supply Current
- 7.5mA (Switch Off)
- Interface
- GPIO, POWER
- Resolution
- 20mV (Line Regulation)
- Range
- 12.40V to 12.60V (Output Voltage at ILOAD = 300mA, VIN = 5V)
- Accuracy
- ±200μA (Output Current)
- Temperature Range
- -40°C to +125°C (LM2577-12)
- Package
- TO-220, PDIP, SOIC
Pinout
5Low source legibility.The original manufacturer datasheet for this part was difficult to read, so this pinout may be incomplete or imperfect. Always confirm against the specific manufacturer’s datasheet before wiring.
| Pin | Name | Functions | Notes |
|---|---|---|---|
| 1 | VIN | POWER | Input voltage |
| 2 | GND | GND | Ground |
| 3 | FB | GPIO | Feedback pin for voltage regulation |
| 4 | SW | POWER | Switch output |
| 5 | CS | GPIO | Current sense pin for current monitoring |
Interactive pinout
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LM2577
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