ISP844XSM
Isocom
Isocom, ISP844XSM Phototransistor Output Dual Optocoupler, Surface Mount, 4-Pin SMD. Maximum Forward Voltage: 1.4V. Number of Channels: 2. Typical Rise Time: 4µs. Maximum Input Current: 50 (Forward) mA. Isolation Voltage: 3.75 kVrms, 5300 V Pk. Maximum Current Transfer Ratio: 3.0. Minimum Current Transfer Ratio: 0.2. Typical Fall Time: 3µs.
4N27
Isocom
Isocom, 4N27 Optocoupler. Mounting Type: Surface Mount. Output Device: Phototransistor. Maximum Forward Voltage: 1.5V. Number of Channels: 1. Number of Pins: 6. Package Type: DIP. Input Current Type: DC. Typical Rise Time: 2µs. Maximum Input Current: 80 mA. Isolation Voltage: 5.3 kVrms, 7500 V Pk. Typical Fall Time: 2µs. Minimum Current Transfer Ratio: 0.1.
| Distributor | SKU | Stock | MOQ | 1 | 10 | 50 | 100 | 1,000 | 10,000 |
|---|---|---|---|---|---|---|---|---|---|
| DigiKey | 4N27XSM-ND | 1856 | 1 | $0.63 | $0.41 | $0.41 | $0.27 | $0.21 | $0.17 |
| Arrow North American Components | 4N27 | 0 | 1040 | $0.17 | $0.17 | $0.17 | $0.17 | $0.17 | $0.17 |
| Verical Marketplace | 4N27 | 49985 | 1040 | $0.13 |
| Distributor | SKU | Stock | MOQ | 1 | 10 | 50 | 100 | 1,000 | 10,000 |
|---|---|---|---|---|---|---|---|---|---|
| DigiKey | 58-6N137VSM-ND | 16 | 1 | $1.06 | $1.06 | $0.60 | $0.55 | $0.44 | $0.37 |
| RS Components | 6N137V | 0 | $21.12 | ||||||
| RS Components (APAC) | 6N137V | 0 | $44.72 | ||||||
| Verical Marketplace | 6N137V | 10000 | 2000 | $0.33 |
SFH628A-3
Isocom
Isocom, SFH628A-3 Optocoupler. Mounting Type: Surface Mount. Output Device: Phototransistor. Maximum Forward Voltage: 1.5V. Number of Channels: 1. Number of Pins: 4. Package Type: DIP. Input Current Type: AC. Typical Rise Time: 4µs. Maximum Input Current: 50 mA. Isolation Voltage: 5.3 kVrms, 7500 V Pk. Maximum Current Transfer Ratio: 3.2. Typical Fall Time: 3µs. Minimum Current Transfer Ratio: 1.0.
| Distributor | SKU | Stock | MOQ | 1 | 10 | 50 | 100 | 1,000 | 10,000 |
|---|---|---|---|---|---|---|---|---|---|
| DigiKey | 58-SFH628A-3XG-ND | 100 | 1 | $0.63 | $0.44 | $0.44 | $0.32 | $0.24 | $0.20 |
| Future Electronics | SFH628A-3 | 4000 | 1000 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.40 |
| Verical Marketplace | SFH628A-3 | 120000 | 3000 | $0.15 |
4N33SM
Isocom
Isocom, 4N33SM Optocoupler. Mounting Type: Surface Mount. Output Device: Phototransistor. Maximum Forward Voltage: 1.5V. Number of Channels: 1. Number of Pins: 6. Package Type: DIP. Input Current Type: DC. Typical Rise Time: 5µs. Maximum Input Current: 80 mA. Isolation Voltage: 5.3 kVrms, 7500 V Pk. Typical Fall Time: 100µs.
| Distributor | SKU | Stock | MOQ | 1 | 10 | 50 | 100 | 1,000 | 10,000 |
|---|---|---|---|---|---|---|---|---|---|
| DigiKey | 58-4N33SM-ND | 65 | $0.57 | $0.71 | $0.59 | $0.46 | $0.31 | $0.23 | |
| Arrow North American Components | 4N33SM | 0 | 1300 | ||||||
| Verical Marketplace | 4N33SM | 299000 | 1300 | $0.21 |
| Distributor | SKU | Stock | MOQ | 1 | 10 | 50 | 100 | 1,000 | 10,000 |
|---|---|---|---|---|---|---|---|---|---|
| DigiKey | 58-MOC3012SM-ND | 0 | 1040 | $0.35 | |||||
| Arrow North American Components | MOC3012SM | 0 | 1040 | $0.23 | $0.23 | $0.23 | $0.23 | $0.23 | $0.22 |
| Verical Marketplace | MOC3012SM | 49985 | 1040 | $0.33 |
4N37SM
Isocom
Isocom, 4N37SM Optocoupler. Mounting Type: Surface Mount. Output Device: Phototransistor. Maximum Forward Voltage: 1.5V. Number of Channels: 1. Number of Pins: 6. Package Type: DIP. Input Current Type: DC. Typical Rise Time: 2µs. Maximum Input Current: 60 mA. Isolation Voltage: 5.3 kVrms, 7500 V Pk. Typical Fall Time: 2µs. Minimum Current Transfer Ratio: 1.0.
| Distributor | SKU | Stock | MOQ | 1 | 10 | 50 | 100 | 1,000 | 10,000 |
|---|---|---|---|---|---|---|---|---|---|
| DigiKey | 58-4N37SM-ND | 0 | $0.22 | ||||||
| Arrow North American Components | 4N37SM | 0 | 1300 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 |
| RS Components | 4N37SM | 0 | $14.98 | ||||||
| Verical Marketplace | 4N37SM | 49985 | 1300 | $0.15 |
6N138
Isocom
Isocom, 6N138 DC Input Optocoupler, Through Hole, 8-Pin DIP. Maximum Forward Voltage: 1.7V. Maximum Input Current: 1 (Peak Current) A. Isolation Voltage: 5000 (Minimum) Vrms. Logic Output: Yes. Minimum Current Transfer Ratio: 3.0.
| Distributor | SKU | Stock | MOQ | 1 | 10 | 50 | 100 | 1,000 | 10,000 |
|---|---|---|---|---|---|---|---|---|---|
| DigiKey | 6N138IS-ND | 600 | 1 | $1.11 | $0.72 | $50.00 | $0.58 | $0.46 | $0.39 |
| Arrow North American Components | 6N138 | 0 | 2000 | $0.32 | $0.32 | $0.32 | $0.35 | $0.28 | $0.30 |
| RS Components | 6N138 | 0 | $33.66 | ||||||
| RS Components (APAC) | 6N138 | 0 | $16.78 | ||||||
| TME | 6N138 | 547 | $0.80 | ||||||
| Utmel | 6N138 | 33 | $0.60 | $0.44 | $0.44 | $0.39 | $0.37 | $0.00 | |
| Verical Marketplace | 6N138 | 10000 | 2000 | $0.36 |
MOC3021
Isocom
Isocom, MOC3021 AC Input Triac Output Optocoupler, Through Hole, 6-Pin DIP. Maximum Forward Voltage: 1.5V. Maximum Input Current: 50 mA. Isolation Voltage: 5300 (Minimum) Vrms.
| Distributor | SKU | Stock | MOQ | 1 | 10 | 50 | 100 | 1,000 | 10,000 |
|---|---|---|---|---|---|---|---|---|---|
| DigiKey | MOC3021X-ND | 1925 | 1 | $0.87 | $0.57 | $0.57 | $0.37 | $0.29 | $0.28 |
| Arrow North American Components | MOC3021 | 0 | 1040 | $0.22 | $0.22 | $0.22 | $0.22 | $0.22 | $0.21 |
| RS Components (APAC) | MOC3021 | 0 | $33.46 | ||||||
| Verical Marketplace | MOC3021 | 49985 | 1040 | $0.32 | $0.23 |
| Distributor | SKU | Stock | MOQ | 1 | 10 | 50 | 100 | 1,000 | 10,000 |
|---|---|---|---|---|---|---|---|---|---|
| DigiKey | 58-TLP521BLSM-ND | 0 | $0.30 | ||||||
| RS Components | TLP521BL | 0 | $16.32 | ||||||
| RS Components (APAC) | TLP521BL | 0 | $32.23 |









