Specifications
SKU: 123525
LCD DriverLCD
Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
---|---|---|---|---|---|---|
Supply Voltage | Vcc | - | 2.7 | - | 5.5 | V |
Output Current | Iout | - | - | 150 | 300 | mA |
Quiescent Current | Iq | Vout = 3.3V, Iout = 0mA | - | 2.5 | - | μA |
Dropout Voltage | Vd | Iout = 300mA, Vout = 3.3V | - | 0.4 | - | V |
Load Regulation | ΔVout/ΔIout | Iout = 0 to 300mA | - | 0.1 | - | % |
Line Regulation | ΔVout/ΔVin | Vin = 2.7 to 5.5V | - | 0.05 | - | % |
Ripple Rejection | RR | f = 1kHz | - | 60 | - | dB |
Operating Temperature | Toper | - | -40 | - | 85 | °C |
Storage Temperature | Tstg | - | -65 | - | 150 | °C |
Instructions for Use:
Power Supply:
- Ensure the input voltage (Vcc) is within the specified range of 2.7V to 5.5V.
- Connect a bypass capacitor (typically 1μF) between Vcc and GND close to the device to stabilize the supply.
Output Configuration:
- The output voltage (Vout) can be set using external resistors or by connecting it to a fixed voltage reference.
- For fixed output voltages, refer to the specific application note for resistor values.
Load Regulation:
- The device maintains a stable output voltage even when the load current changes from 0 to 300mA.
- Ensure that the load does not exceed the maximum output current to avoid damage.
Thermal Management:
- The operating temperature range is -40°C to 85°C. Ensure adequate heat dissipation if operating at high temperatures or high output currents.
- Consider adding a heatsink if the device is expected to operate near its maximum current for extended periods.
Ripple Rejection:
- The device provides good ripple rejection, reducing input voltage variations to maintain a clean output.
- For optimal performance, use a low-ESR (Equivalent Series Resistance) capacitor on the output.
Storage:
- Store the device in a dry environment within the storage temperature range of -65°C to 150°C to ensure long-term reliability.
Handling:
- Handle the device with care to avoid static damage. Use proper ESD (Electrostatic Discharge) protection measures during handling and assembly.
Testing:
- Before finalizing the design, test the device under various conditions to ensure it meets the required specifications and performance criteria.
Inquiry - LC7930N