For Reference Only
| Part Number | IS281B |
| LIXINC Part # | IS281B |
| Manufacturer | Isocom Components |
| Category | Isolators › Optoisolators - Transistor, Photovoltaic Output |
| Description | OPTOCOUP TRANS 4SMD |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | IS281B PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 23 - Jan 27 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | IS281B |
| Brand: | Isocom Components |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | Isolators |
| Subcategory: | Optoisolators - Transistor, Photovoltaic Output |
| Manufacturer: | Isocom Components |
| Series: | - |
| Package: | Tape & Reel (TR)Cut Tape (CT) |
| Part Status: | Active |
| Number of Channels: | 1 |
| Voltage - Isolation: | 3750Vrms |
| Current Transfer Ratio (Min): | 130% @ 5mA |
| Current Transfer Ratio (Max): | 260% @ 5mA |
| Turn On / Turn Off Time (Typ): | - |
| Rise / Fall Time (Typ): | 5µs, 3µs |
| Input Type: | DC |
| Output Type: | Transistor |
| Voltage - Output (Max): | 80V |
| Current - Output / Channel: | 50mA |
| Voltage - Forward (Vf) (Typ): | 1.2V |
| Current - DC Forward (If) (Max): | 60 mA |
| Vce Saturation (Max): | 200mV |
| Operating Temperature: | -55°C ~ 110°C |
| Mounting Type: | Surface Mount |
| Package / Case: | 4-SOIC (0.173", 4.40mm Width) |
| Supplier Device Package: | - |
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| In Stock | 12272 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $0.63000 | $0.63 |
| 1000 | $0.20318 | $203.18 |
| 2000 | $0.18360 | $367.2 |
| 5000 | $0.17136 | $856.8 |
| 10000 | $0.16524 | $1652.4 |
| 25000 | $0.16279 | $4069.75 |
| 50000 | $0.15606 | $7803 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.