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 |
|---|---|---|---|---|---|---|---|
![]() H11L4G $0.93 | Isocom Components 2004 LTD | OPTOISOLTR 5.3KV TRI-STATE 6-DIP | Tube | 6-DIP | Through Hole | H11L4 | -25°C ~ 85°C |
![]() H11L4SM $0.93 | Isocom Components 2004 LTD | OPTOISOLTR 5.3KV TRI-STATE 6-SMD | Tube | 6-SMD | Surface Mount | H11L4 | -25°C ~ 85°C |
![]() H11L4SMT&R $0.33 | Isocom Components 2004 LTD | OPTOISOLTR 5.3KV TRI-STATE 6-SMD | Tape & Reel (TR) | 6-SMD | Surface Mount | H11L4 | -25°C ~ 85°C |
![]() H11N1 $2.43 | onsemi | OPTOISO 7.5KV OPN COLL 6-DIP | Tube | 6-DIP | Through Hole | - | - |
![]() H11N1300 $2.43 | onsemi | OPTOISO 7.5KV OPN COLL 6-DIP | Tube | 6-DIP | Through Hole | - | - |
![]() H11N1300W $2.44 | onsemi | OPTOISO 7.5KV OPN COLL 6-DIP | Tube | 6-DIP | Through Hole | - | - |
![]() H11N13S $2.44 | onsemi | OPTOISO 7.5KV OPN COLLECTOR 6SMD | Bag | 6-SMD | Surface Mount | - | - |
![]() H11N13SD $1.94 | onsemi | OPTOISO 7.5KV OPN COLLECTOR 6SMD | Tape & Reel (TR) | 6-SMD | Surface Mount | - | - |

Recently, the global electronic component market has witnessed a series of new developments. The strategic layouts and market collaborations of major enterprises are constantly…
Read More
Selecting the right microcontroller (MCU) isn’t just about specs—it’s about balancing performance, power, cost, and supply chain reliability. As an engineer, you’ve probably faced…
Read More
Recently, a survey by the Electronic Components Industry Association (ECIA) revealed that the sales sentiment of global electronic components remained optimistic in the third…
Read More
Select a bridge rectifier by reverse voltage, capacitor charging current, startup surge and cooling. Work through a stated DC voltage and ripple example.
Read More
In an era dominated by AI accelerators with terabytes of HBM memory and consumer devices racing toward LPDDR5X bandwidth, it’s easy to wonder: why…
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 MoreRecently, global semiconductor manufacturers have been constantly taking actions and presenting numerous new developments in aspects such as process technology and product research and…
Read MoreLatest updates from leading semiconductor manufacturers: Wolfspeed launches new SiC modules, AMD reveals MI430X with HBM4, TSMC eyes third Japan fab, and Samsung samples…
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
Compare RC, crystal and MEMS oscillator circuits. Check ppm, jitter, load capacitance, startup margin and output compatibility before choosing a clock source.
Read More
If you’ve spent any time staring at a schematic, you’ve seen the triangle. Two inputs, one output, and a gain symbol that looks deceptively…
Read More
Understand tactile switches, PCB and keyboard differences, four-pin wiring, debounce, force, travel and replacement checks for reliable control inputs.
Read More