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 |
|---|---|---|---|---|---|---|---|
![]() H11AA1VM $0.77 | onsemi | OPTOISO 4.17KV TRANS W/BASE 6DIP | Tube | 6-DIP | Through Hole | - | -40°C ~ 100°C |
| onsemi | OPTOISO 5.3KV TRANS W/BASE 6-DIP | Tube | 6-DIP | Through Hole | - | -55°C ~ 100°C | |
![]() H11AA1W $0.23 | Fairchild Semiconductor | OPTOISO 5.3KV TRANS W/BASE 6-DIP | Tube | 6-DIP | Through Hole | - | -55°C ~ 100°C |
![]() H11AA1X $0.74 | Isocom Components 2004 LTD | OPTOISO 5.3KV TRANS W/BASE 6-DIP | Tube | 6-DIP | Through Hole | - | -30°C ~ 100°C |
![]() H11AA1XG $0.78 | Isocom Components 2004 LTD | OPTOISO 5.3KV TRANS W/BASE 6-DIP | Tube | 6-DIP | Through Hole | H11A | -30°C ~ 100°C |
![]() H11AA1XSM $0.78 | Isocom Components 2004 LTD | OPTOISO 5.3KV 1CH TRANS W/BASE | Tube | - | Surface Mount | H11A | -30°C ~ 100°C |
![]() H11AA1XSMT&R $0.30 | Isocom Components 2004 LTD | OPTOISO 5.3KV 1CH TRANS W/BASE | Tape & Reel (TR) | - | Surface Mount | H11A | -30°C ~ 100°C |
| onsemi | OPTOISO 5.3KV TRANS W/BASE 6-DIP | Tube | 6-DIP | Through Hole | - | -55°C ~ 100°C |

Choose a rocker switch by AC/DC ratings, contact arrangement, illumination, panel fit and sealing. Get practical checks for engineering and component sourcing.
Read More
What Is NOR Flash? Why It Still Powers Critical Embedded Systems When your car’s engine control unit boots in milliseconds…When a medical device executes…
Read More
Find out when a bare shock switch needs a pull resistor, when an MCU internal pull-up is enough, and why sensor modules and piezo…
Read More
Choose an AC to DC converter by input range, output demand, isolation, efficiency and thermal derating. Compare architectures and check installation needs.
Read More
Compare Pt100 and Pt1000 RTDs, two-, three- and four-wire connections, excitation and self-heating. Build an error budget from element to reported temperature.
Read MoreDutch authorities announced on November 7 the lifting of control measures on Nexperia (formerly NXP Semiconductors’ Standard Products division), marking the end of a…
Read More
Munich, Germany – February 8, 2026 — Infineon Technologies, the German semiconductor giant, officially issued a price increase notice on February 5, announcing that…
Read More
In the vast landscape of memory technology, EEPROM (Electrically Erasable Programmable Read-Only Memory) often plays the unsung hero. While NAND Flash grabs headlines for…
Read More
[Shenzhen/Shanghai/Beijing, January 2025] — As global digital transformation accelerates, the electronic components industry has reached a critical inflection point in 2025. Emerging fields such…
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
Understand how a comparator switches at a voltage threshold, why hysteresis prevents chatter, and which output and input specs matter.
Read More
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