Isocom TLP521-4SM 4-Channel Optocoupler, Surface, 16-Pin Surface Mount
- RS Stock No.:
- 171-2945
- Mfr. Part No.:
- TLP521-4SM
- Brand:
- Isocom
Bulk discount available
Subtotal (1 tube of 25 units)*
£22.675
(exc. VAT)
£27.20
(inc. VAT)
FREE delivery for orders over £60.00
In Stock
- Plus 1,275 unit(s) shipping from 20 April 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Tube* |
|---|---|---|
| 25 - 25 | £0.907 | £22.68 |
| 50 - 100 | £0.884 | £22.10 |
| 125 + | £0.855 | £21.38 |
*price indicative
- RS Stock No.:
- 171-2945
- Mfr. Part No.:
- TLP521-4SM
- Brand:
- Isocom
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Isocom | |
| Product Type | Optocoupler | |
| Mount Type | Surface | |
| Maximum Forward Voltage | 1.3V | |
| Number of Channels | 4 | |
| Number of Pins | 16 | |
| Package Type | Surface Mount | |
| Typical Rise Time | 4μs | |
| Maximum Input Current | 50mA | |
| Isolation Voltage | 5.3kVrms | |
| Minimum Operating Temperature | -55°C | |
| Maximum Operating Temperature | 80°C | |
| Maximum Current Transfer Ratio | 6% | |
| Typical Fall Time | 3μs | |
| Minimum Current Transfer Ratio | 0.5% | |
| Standards/Approvals | No | |
| Series | TLP521 | |
| Automotive Standard | No | |
| Select all | ||
|---|---|---|
Brand Isocom | ||
Product Type Optocoupler | ||
Mount Type Surface | ||
Maximum Forward Voltage 1.3V | ||
Number of Channels 4 | ||
Number of Pins 16 | ||
Package Type Surface Mount | ||
Typical Rise Time 4μs | ||
Maximum Input Current 50mA | ||
Isolation Voltage 5.3kVrms | ||
Minimum Operating Temperature -55°C | ||
Maximum Operating Temperature 80°C | ||
Maximum Current Transfer Ratio 6% | ||
Typical Fall Time 3μs | ||
Minimum Current Transfer Ratio 0.5% | ||
Standards/Approvals No | ||
Series TLP521 | ||
Automotive Standard No | ||
- COO (Country of Origin):
- TH
The TLP521-4 are quad channel optocouplers. Each channel is composed of a Gallium Arsenide infra-red emitting diode and a silicon phototransistor. Package style for this devices is 16 pin, with surface mount.
Performance guaranteed over -55°C to +125°C temperature range
High current transfer ratio
7500V electrical isolation