BUY LM5023MM-2/NOPB https://www.utsource.net/itm/p/12606573.html
| Parameter | Symbol | Min | Typ | Max | Unit | Description |
|---|---|---|---|---|---|---|
| Input Voltage | VIN | 4.5 | - | 60 | V | Operating input voltage range |
| Output Voltage | VOUT | - | 5 | - | V | Programmable output voltage |
| Switching Frequency | fSW | 100 | 500 | 2000 | kHz | Adjustable switching frequency |
| Load Current | ILOAD | - | 2 | 3 | A | Maximum continuous output current |
| Efficiency | η | - | 90 | - | % | Typical efficiency |
| Quiescent Current | IQ | 70 | - | 100 | μA | Quiescent current |
| Dropout Voltage | VDROPOUT | - | 300 | - | mV | Dropout voltage at maximum load |
| Thermal Shutdown | TSD | - | 160 | - | °C | Thermal shutdown threshold |
| Package Type | - | - | DFN8 | - | - | Package type |
Input Connection: Connect the input voltage to the VIN pin, ensuring it is within the specified range of 4.5V to 60V.
Output Configuration: Set the desired output voltage using external resistors connected to the FB (feedback) pin. Refer to the datasheet for specific resistor values.
Switching Frequency Setting: Adjust the switching frequency by connecting an external resistor between the RT/CLK pin and ground. The typical switching frequency can be set from 100kHz to 2MHz.
Load Handling: Ensure the load current does not exceed the maximum continuous output current of 3A. For higher currents, consider external MOSFETs or additional heat sinking.
Efficiency Optimization: Place components close to the IC to minimize trace inductance and resistance, which helps maintain high efficiency.
Thermal Management: Monitor the junction temperature to avoid exceeding the thermal shutdown threshold of 160°C. Use a heatsink if necessary.
Capacitor Selection: Choose input and output capacitors based on the application requirements. Low ESR ceramic capacitors are recommended for stability and performance.
Layout Considerations: Follow good PCB layout practices to minimize noise and interference. Keep power traces wide and short, and use ground planes effectively.
For detailed specifications and advanced configurations, refer to the official datasheet provided by the manufacturer.
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