The maximum power dissipation of the LM119D is dependent on the package type and ambient temperature. For the DIP package, it is 500mW at 25°C, while for the SO8 package, it is 320mW at 25°C. Refer to the thermal characteristics section of the datasheet for more information.
To ensure stability in a unity-gain configuration, it is recommended to add a capacitor (typically 10-100pF) between the output and the inverting input pins. This helps to compensate for the internal pole of the op-amp and prevent oscillations.
The recommended input impedance for the LM119D is greater than 1kΩ to ensure optimal performance and minimize input bias current effects.
While the LM119D can be used as a comparator, it is not recommended due to its relatively slow slew rate (0.5V/μs) and limited output current (±20mA). A dedicated comparator IC would be a better choice for most applications.
The LM119D has internal ESD protection diodes, but it is still recommended to follow proper ESD handling procedures when handling the device. Additionally, consider adding external ESD protection components (such as TVS diodes) to the input pins if the circuit is exposed to high-voltage transients.
LM119D datasheet
by STMicroelectronics
