Fairchild Semiconductor FOD852 Darlington Optocoupler

FOD852-Photodarlington-Optocoupler-High-Temperature-4-Pin-Fairchild-Semiconductor-FOD852-p-The-FOD852-is-a-photodarlington-optocoupler-that-provides-5000V-of-electrical-isolation-between-the-input-and-the-output-Using-a-Gallium-Arsenide-IR-emitting-diode-as-the-source-driving-a-silicon-output-in-Darlington-configuration-with-an-integral-base-emitter-resistor-The-device-is-enclosed-in-a-DIL-4-package-and-is-suitable-for-a-number-of-applications-such-as-power-supply-regulators-digital-log

Price: 0.98 from Rapid Online Rapid Electronics Ltd.