The H11AA814 series is a 4-pin dual in-line package optocoupler with two inverse-parallel gallium arsenide infrared emitting diodes driving a single silicon phototransistor, designed for AC line monitoring and unknown polarity DC sensing. It has a collector-emitter breakdown voltage of 70 V, a continuous collector current of 50 mA, and an input-output isolation voltage of 5300 Vrms. The current transfer ratio ranges from 20% to 300%. The device operates from -55°C to +100°C and has a total power dissipation of 200 mW.
5kV Optocoupler, 70V VCEO, 50mA Output, AC Input, SMD Product overview: H11AA814SD from onsemi is a Bipolar Transistor for signal amplification, switching, driver stages, discrete power control, and general electronic circuit design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include SMD, 5kV, 70V, 50mA. Search-friendly keywords include transistor, BJT, switching, amplification, SMD, 5kV, 70V, 50mA, Bipolar Transistor, Transistor, Photovoltaic Output Optoisolators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 903-H11AA814SD can be used for catalog matching and distributor lookup.
| ERSAELECTRONICS PTE. LTD. | |
|---|---|
| Product Category | Bipolar RF Transistors |
| Product Number | 903-H11AA814SD |
| Product Name | SMD 5kV 70V 50mA Bipolar Transistor |
| IC(max) | 50 milliamps |
