IS126 is out of stock and can be placed on backorder.
Available Substitutes:
Parametric Equivalent
Parametric Equivalent

Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
IS126 | |
|---|---|
DigiKey Part Number | IS126TR-ND - Tape & Reel (TR) IS126CT-ND - Cut Tape (CT) IS126DKR-ND - Digi-Reel® |
Manufacturer | |
Manufacturer Part Number | IS126 |
Description | OPTOISOLATOR 3.75KV 1CH TRANS |
Manufacturer Standard Lead Time | 4 Weeks |
Customer Reference | |
Detailed Description | Optoisolator Transistor Output 3750Vrms 1 Channel |
Datasheet | Datasheet |
Product Attributes
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Category | Output Type Transistor |
Manufacturer Isocom Components 2004 LTD | Voltage - Output (Max) 35V |
Packaging Tape & Reel (TR) Cut Tape (CT) Digi-Reel® | Current - Output / Channel 50mA |
Part Status Active | Voltage - Forward (Vf) (Typ) 1.2V |
Number of Channels 1 | Current - DC Forward (If) (Max) 50 mA |
Voltage - Isolation 3750Vrms | Vce Saturation (Max) 200mV |
Current Transfer Ratio (Min) 20% @ 1mA | Operating Temperature -55°C ~ 100°C |
Current Transfer Ratio (Max) 400% @ 1mA | Mounting Type Surface Mount |
Rise / Fall Time (Typ) 4µs, 3µs | Package / Case 4-SMD, Gull Wing |
Input Type AC, DC |
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Substitutes (3)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| IS2705-1 | Isocom Components 2004 LTD | 0 | 58-IS2705-1TR-ND | $0.59000 | Parametric Equivalent |
| HCPL-354-000E | Broadcom Limited | 0 | 516-2481-2-ND | $0.74000 | Parametric Equivalent |
| HCPL-354-060E | Broadcom Limited | 0 | HCPL-354-060E-ND | $0.27194 | Parametric Equivalent |
In-Stock: 0
1,751 estimated in stock on 23-Nov-2026
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Quantity
All prices are in USD
Cut Tape (CT) & Digi-Reel®
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $0.59000 | $0.59 |
| 10 | $0.41000 | $4.10 |
| 100 | $0.29630 | $29.63 |
| 500 | $0.24514 | $122.57 |
| 1,000 | $0.22834 | $228.34 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 3,000 | $0.20673 | $620.19 |
| 6,000 | $0.19572 | $1,174.32 |
| 9,000 | $0.19008 | $1,710.72 |
| 15,000 | $0.18370 | $2,755.50 |
| 21,000 | $0.17991 | $3,778.11 |
| 30,000 | $0.17622 | $5,286.60 |
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.


