| Product | Package | size(LxWxHmm) | VF(V) | VDRM(Max) (V) | VTM(V) | VINH(V) | IT (rms)(mA) | IFT(mA) | Topr (Min) (degC) | Topr (Max) (degC) | Viso (Vrms) |
| KL3021 | DIP6 | 7.12x6.5x3.5 | 1.5 | 400 | 3 | - | 100 | 15 | -55 | 100 | 5000 |
| Broadcom/Avago | Onsemi/Fairchild | Toshiba | Vishay | Liteon | EL | Cosmo | Sharp | QUNXIN |
| MOC3021M | TLP302X/TLP560G/TLP665G | VO3021//VO3021 | MOC3021M | EL3021 | KMOC3021 | S11MDX/PC2SD11/S11MDXT/S11MDXV | QX3021 |
