The OP598A is an NPN silicon phototransistor designed to efficiently detect light in the 720-1000nm wavelength range. With a wide 25° field of view, this phototransistor is well-suited for applications requiring broad light sensitivity. Featuring a low dark current of 100nA, it ensures reliable operation even in low-light conditions. The device can handle up to 30V of breakdown voltage, providing robustness and durability. Housed in a TO18 package, the OP598A is easy to mount and integrate into various electronic systems.