BUY HCPL0453R2 https://www.utsource.net/itm/p/4489570.html
Description: Optocoupler, Phototransistor Output, with Base Connection
Features:
* High speed: tPHL/tPLH = 4/4 ns
* High current transfer ratio (CTR: 50-600% at I F = 5 mA, V CE = 5 V)
* High isolation voltage: Viso = 5000 Vrms
* Low input current: I F(on) = 0.5 mA (max)
* Low output saturation voltage: V CE(sat) = 0.4 V (max)
Applications:
* Power supply control
* Motor control
* Industrial equipment
* Automotive equipment
* Signal transmission between circuits of different potentials and impedances
(For reference only)