SEARCH
— IC芯片 | 连接器 | 传感器 | 被动器件 —

Optoisolators, also referred to as optical couplers, photocouplers, and optocouplers, are devices that use light to transmit electrical signals to isolated circuits. Output types include logic, transistor, photovoltaic, triac, and SCR.
| Select products | Mfr | Description | Package | Supplier Device Package | Mounting Type | Series | Operating Temperature |
|---|---|---|---|---|---|---|---|
![]() H11AA4XSM $0.78 | Isocom Components 2004 LTD | OPTOISO 5.3KV 1CH TRANS W/BASE | Tube | - | Surface Mount | H11A | -30°C ~ 100°C |
![]() H11AA4XSMT&R $0.84 | Isocom Components 2004 LTD | OPTOISO 5.3KV 1CH TRANS W/BASE | Tape & Reel (TR),Cut Tape (CT) | - | Surface Mount | H11A | -30°C ~ 100°C |
| onsemi | OPTOISOLTR 5.3KV 1CH TRANS 4-DIP | Tube | 4-DIP | Through Hole | - | -55°C ~ 100°C | |
| onsemi | OPTOISOLTR 5.3KV 1CH TRANS 4-DIP | Tube | 4-DIP | Through Hole | - | -55°C ~ 100°C | |
| onsemi | OPTOISOLTR 5.3KV 1CH TRANS 4-DIP | Tube | 4-DIP | Through Hole | - | -55°C ~ 100°C | |
| onsemi | OPTOISOLTR 5.3KV 1CH TRANS 4-SMD | Tube | 4-SMD | Surface Mount | - | -55°C ~ 100°C | |
| onsemi | OPTOISOLTR 5.3KV 1CH TRANS 4-SMD | Tape & Reel (TR) | 4-SMD | Surface Mount | - | -55°C ~ 100°C | |
![]() H11AA814A $0.17 | Fairchild Semiconductor | OPTOISOLTR 5.3KV 1CH TRANS 4-DIP | Tube | 4-DIP | Through Hole | - | -55°C ~ 100°C |

TOKYO, April 15, 2026 – Taiyo Yuden Co., Ltd. (TAIYO YUDEN), a leading global manufacturer of passive electronic components, has officially notified its worldwide…
Read More
In the world of electronics, memory components play a critical role in system performance—and DRAM (Dynamic Random-Access Memory) is one of the most widely…
Read MoreSANTA CLARA, Calif. — Leading semiconductor solution provider Marvell Technology (NASDAQ: MRVL) officially rolled out a selective price adjustment for its core electronic component…
Read More
Select MOV varistors by continuous voltage, clamping behavior, surge waveform and repetition. Check thermal disconnection, fuse coordination and replacements.
Read More
Learn what an integrated circuit is, how ICs work, the main types and the specs to check before choosing a part for your design…
Read More
On September 22nd, it was reported that Samsung Electronics, the South Korean tech giant, had successfully passed NVIDIA’s certification test for its 12-layer HBM3E…
Read More
Manchester, New Hampshire, USA – March 22, 2026 – Allegro MicroSystems, Inc. (Nasdaq: ALGM), a global leader in high-performance power and sensing semiconductor solutions…
Read More
Embedded Integrated Circuit Modules: The Backbone of Modern Technology Embedded Integrated Circuit Modules (EICMs) have become an indispensable part of modern technology. Serving as…
Read More
An RF IC, or radio-frequency integrated circuit, is a chip that processes wireless signals between the antenna and the baseband processor. Instead of building…
Read More
A perfect storm of surging demand and supply chain disruptions is roiling the global electronic components market, with advanced semiconductors and critical materials now…
Read More
Stay ahead with ChipApex Insights — technical deep dives, market trends, and sourcing tips for memory, microcontrollers, power management, and industrial-grade components. Trusted by…
Read More
The rapid advancement of artificial intelligence (AI) is transforming industries across the globe, and the world of electronic components is no exception. From smarter…
Read More