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IS181 optoelectronics & display Series
High-voltage single-channel optocouplers for electrical isolation applications
The IS181 series from Isocom Components is a lineup of high-voltage single-channel optocouplers designed for electrical isolation applications. These devices are crucial in systems where you need to transfer signals between isolated circuits, such as in power supplies, motor drives, or any scenario requiring galvanic isolation to prevent electrical noise and potential safety hazards.
If you're working on industrial control systems or automotive electronics, these optocouplers will likely show up in your design. They excel in applications where high voltage levels are present but signal integrity and isolation are paramount. One thing worth noting is their robustness; they can handle up to 3000Vrms of isolation, making them suitable for harsh environments where insulation is critical.
Engineers tend to reach for this when they need a reliable way to isolate digital signals without compromising performance. The IS181 series is known for its fast switching times and low propagation delays, which are essential for maintaining system responsiveness. Additionally, their small form factor makes them ideal for space-constrained designs, while their long-term stability ensures consistent performance over time.
Another practical benefit is their ease of use—they integrate seamlessly into existing circuit designs and are compatible with a wide range of microcontrollers and other digital components. Overall, if you're looking for a high-performance optocoupler that can handle high voltages and maintain signal integrity, the IS181 series from Isocom Components is definitely worth considering.
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IS181 optoelectronics & display - Part List
7 parts in total| Mfr Part # | Quantity Available | Price | Category | Output Type | Turn On Time | Transistor Type | Delay Time - OFF | Voltage - Supply | Number of Channels | Voltage - Breakdown | Current Transfer Ratio (Min) | Weight | Mounting Type | Package / Case | Package Quantity | Spg | Number of Units | SVHC | Tariff No | Voltage Rating | Output Isolation | Voltage - Isolation | Voltage - Output (Max) | Current - Input Bias (Max) | Number of Pins | Optic Material | Operating Temperature | Schematic |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
IS181C OPTOCOUPLER, MINI-FLAT-4, TR O/P Optocoupler; SMD; Channels:1; Out: transistor; Uinsul:3.75kV ISOCOM | 280 | 1: ¥0.539 | - | transistor | 4µs | optocoupler | 3µs | 80V | :1 | 3.75kV | 200-400%@5mA | 0.001 | SMD | Gull wing 4 | 750 | 750 | 1 | :No SVHC (20-Jun-2013) | 85414090 | :80V | :Phototransistor | :3.75kV | :35V | :20mA | :4 | :Mini-Flat | :100°C | - |
IS181D OPTOCOUPLER, MINI-FLAT-4, TR O/P Optocoupler; SMD; Channels:1; Out: transistor; Uinsul:3.75kV ISOCOM | 4020 | 60: ¥0.9516 | - | transistor | 4µs | optocoupler | 3µs | 35V | :1 | 3.75kV | 50-600%@5mA | 0.001 | SMD | Gull wing 4 | 750 | 750 | 1 | :No SVHC (20-Jun-2013) | 85414090 | :80V | :Phototransistor | :3.75kV | :35V | :20mA | :4 | :Mini-Flat | :100°C | see |
| 47 | 1: ¥0.539 | - | transistor | 4µs | optocoupler | 3µs | 80V | 1 | 3.75kV | 130-260%@5mA | 0.16 g | SMD | Gull wing 4 | 750 | 750 | 1 | - | - | - | - | - | - | - | - | - | - | - | |
| 99000 | 3000: ¥1.0472 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
IS181A OPTOCOUPLER, MINI-FLAT-4, TR O/P Optocoupler; SMD; Channels:1; Out: transistor; Uinsul:3.75kV ISOCOM | 99000 | 3000: ¥1.0472 | - | transistor | 4µs | optocoupler | 3µs | 80V | :1 | 3.75kV | 80-160%@5mA | 0.001 | SMD | Gull wing 4 | 750 | 750 | 1 | :No SVHC (20-Jun-2013) | 85414090 | :80V | :Phototransistor | :3.75kV | :35V | :20mA | :4 | :Mini-Flat | :100°C | - |
| 48000 | 3000: ¥1.4783 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| 3000 | 80: ¥2.0986 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |


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