Isocom, TLP521-4GB DC Input NPN Phototransistor Output Quad Optocoupler, Through Hole, 16-Pin DIP
- RS Stock No.:
- 161-1035
- Mfr. Part No.:
- TLP521-4GB
- Brand:
- Isocom
Bulk discount available
Subtotal (1 tube of 25 units)*
£21.85
(exc. VAT)
£26.225
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- Plus 875 unit(s) shipping from 22 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Tube* |
|---|---|---|
| 25 - 25 | £0.874 | £21.85 |
| 50 - 100 | £0.843 | £21.08 |
| 125 + | £0.818 | £20.45 |
*price indicative
- RS Stock No.:
- 161-1035
- Mfr. Part No.:
- TLP521-4GB
- 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 | |
| Mounting Type | Through Hole | |
| Output Device | NPN Phototransistor | |
| Maximum Forward Voltage | 1.3V | |
| Number of Channels | 4 | |
| Number of Pins | 16 | |
| Package Type | DIP | |
| Input Current Type | DC | |
| Typical Rise Time | 4µs | |
| Maximum Input Current | 50 mA | |
| Isolation Voltage | 5300 Vrms | |
| Maximum Current Transfer Ratio | 600% | |
| Minimum Current Transfer Ratio | 100% | |
| Typical Fall Time | 3µs | |
| Series | TLP521 | |
Select all | ||
|---|---|---|
Brand Isocom | ||
Mounting Type Through Hole | ||
Output Device NPN Phototransistor | ||
Maximum Forward Voltage 1.3V | ||
Number of Channels 4 | ||
Number of Pins 16 | ||
Package Type DIP | ||
Input Current Type DC | ||
Typical Rise Time 4µs | ||
Maximum Input Current 50 mA | ||
Isolation Voltage 5300 Vrms | ||
Maximum Current Transfer Ratio 600% | ||
Minimum Current Transfer Ratio 100% | ||
Typical Fall Time 3µs | ||
Series TLP521 | ||
- 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 photo transistor. Package style for this devices is 16 pin, with surface mount, butt cut and gull wing options available.
Performance guaranteed over -55°C to +125°C temperature range
High current transfer ratio
7500V electrical isolation
High current transfer ratio
7500V electrical isolation