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IS181B is out of stock and can be placed on backorder.
Available Substitutes:
Parametric Equivalent
Parametric Equivalent
Parametric Equivalent
Parametric Equivalent
Parametric Equivalent
Parametric Equivalent
Parametric Equivalent
Parametric Equivalent
Parametric Equivalent
Parametric Equivalent
Parametric Equivalent
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
IS181B | |
|---|---|
DigiKey Part Number | IS181BTR-ND - Tape & Reel (TR) IS181BCT-ND - Cut Tape (CT) IS181BDKR-ND - Digi-Reel® |
Manufacturer | |
Manufacturer Part Number | IS181B |
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) 80V |
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) 130% @ 5mA | Operating Temperature -55°C ~ 100°C |
Current Transfer Ratio (Max) 260% @ 5mA | Mounting Type Surface Mount |
Rise / Fall Time (Typ) 4µs, 3µs | Package / Case 4-SMD, Gull Wing |
Input Type DC | Base Product Number |
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Substitutes (17)
| Part Number | Manufacturer | Quantity Available | DigiKey Part Number | Unit Price | Substitute Type |
|---|---|---|---|---|---|
| IS121B | Isocom Components 2004 LTD | 0 | 58-IS121BTR-ND | $0.45000 | Parametric Equivalent |
| IS2701-1B | Isocom Components 2004 LTD | 0 | 58-IS2701-1BTR-ND | $0.45000 | Parametric Equivalent |
| IS357B | Isocom Components 2004 LTD | 0 | 58-IS357BTR-ND | $0.45000 | Parametric Equivalent |
| DPC357S-B-TR | Diodes Incorporated | 0 | 31-DPC357S-B-TR-ND | $0.23000 | Parametric Equivalent |
| DPC357S-B-TR-V | Diodes Incorporated | 0 | 31-DPC357S-B-TR-VTR-ND | $0.11774 | Parametric Equivalent |
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In-Stock: 0
3,000 estimated in stock on 16-Nov-2026
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Quantity
All prices are in USD
Cut Tape (CT) & Digi-Reel®
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 1 | $0.45000 | $0.45 |
| 10 | $0.31100 | $3.11 |
| 100 | $0.22230 | $22.23 |
| 500 | $0.18226 | $91.13 |
| 1,000 | $0.16908 | $169.08 |
Tape & Reel (TR)
| Quantity | Unit Price | Ext Price |
|---|---|---|
| 3,000 | $0.15210 | $456.30 |
| 6,000 | $0.14345 | $860.70 |
| 9,000 | $0.13900 | $1,251.00 |
| 15,000 | $0.13399 | $2,009.85 |
| 21,000 | $0.13100 | $2,751.00 |
| 30,000 | $0.12809 | $3,842.70 |
| 75,000 | $0.12167 | $9,125.25 |
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.
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