The recommended operating voltage range for CD4503BF3A is 3.0V to 18V, although it can operate up to 20V with reduced performance.
Proper thermal management can be achieved by providing a heat sink, ensuring good airflow, and keeping the device away from heat sources. The thermal resistance (RθJA) of the CD4503BF3A is 45°C/W.
The maximum frequency of operation for the CD4503BF3A is 100 kHz, although it can be used at higher frequencies with reduced performance and increased power consumption.
To prevent damage, ensure that the output stage is not short-circuited, and the output current is limited to the recommended maximum value (±25mA). Also, avoid applying voltages greater than the supply voltage to the output pins.
The internal diodes in the CD4503BF3A are used to protect the device from back-EMF and voltage transients. They also help to clamp the output voltage to the supply rails.