LM2576HVT-3.3
The LM2576HVT-3.3 is a high-efficiency, step-down (buck) voltage regulator with a fixed output voltage of 3.3V. It can drive a 3A load with excellent line and load regulation. This regulator is designed to minimize the number of external components, making it a simple and cost-effective solution for power supply designs. It features an internal switching frequency of 52 kHz, which allows for the use of smaller filter components. The LM2576HVT-3.3 is suitable for a wide range of applications, including power management for industrial and consumer electronics.
Key Features:
- Fixed output voltage of 3.3V
- Adjustable version output voltage range, 1.23V to 37V
- High efficiency up to 90%
- 3A output current
- Requires only 4 external components
- Wide input voltage range, up to 60V
- 52 kHz fixed frequency internal oscillator
- TTL shutdown capability
- Low power standby mode, IQ typically 200 μA
- Thermal shutdown and current limit protection
- Output Voltage: 3.3V
- Input Voltage Range: 4V to 60V
- Output Current: 3A
- Efficiency: Up to 90%
- Switching Frequency: 52 kHz
- Operating Temperature Range: -40°C to +125°C
- Package: TO-220, TO-263, and TO-3
- Simple high-efficiency step-down (buck) regulator
- On-card switching regulators
- Positive to negative converter
- Battery charger
- Power management for industrial and consumer electronics