H11AA1M, H11AA2M, H11AA3M, H11AA4M — AC Input/Ph.
H11AA1M - (H11AA1M - H11AA4M) AC Input/Phototransistor Optocouplers
H11AA3M - (H11AA1M - H11AA4M) AC Input/Phototransistor Optocouplers
H11AA4M - (H11AA1M - H11AA4M) AC Input/Phototransistor Optocouplers
H11AA2M - (H11AA1M - H11AA4M) AC Input/Phototransistor Optocouplers