| Product | Package | size(LxWxHmm) | VF (V) | BV CEO (Min) (V) | V CE(SAT) (Max) (V) | IF (mA) | CTR (%) | tr (uS) | tf (uS) | ton (uS) | toff (uS) | Topr (Min) (degC) | Topr (Max) (degC) | Viso (Vrms) |
| KL357NU | SOP4 | 4.4x4.1x2.0 | 1.3 | 60 | 0.35 | 0.5 | 50~600 | 3 | 4 | - | - | -40 | +125 | 3750 |
| Broadcom/Avago | Onsemi/Fairchild | Toshiba | Vishay | Liteon | EL | Cosmo | Sharp | QUNXIN |
| HCPL-181 | FODM121/FODM124/FODM2701 | TLP181/TLP183/TLP185 | VOMA617A | LTV356T/LTV357T | EL357NU | PC356/PC357/PC367 |
