晶體管光耦是一款由發光二極管和光電晶體管組成的光電耦合器，通過光電效應和晶體管放大特性，實現電信號的光學隔離與傳輸，確保信號穩定可靠。晶體管光耦包含晶體管光耦(交流)和晶體管光耦(直流)兩大類。
| Product | Photo | 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) | 下載 |
| KLD3H7 |  |
SSOP8 | 4.4×5.2×2.0 | 1.2 | 80 | 0.2 | 5 | 50-600 | 5(Typ) | 3(Typ) | - | - | -55 | +110 | 3750 |  |
| KL847 |  |
DIP16 | 6.5×19.82×3.5 | 1.2 | 80 | 0.2 | 5 | 50-600 | 6(Typ) | 8(Typ) | - | - | -55 | +110 | 5000 | |
| KL827 |  |
DIP8 | 6.6×9.76×3.5 | 1.2 | 80 | 0.2 | 5 | 50-600 | 3(Typ) | 4(Typ) | - | - | -55 | +110 | 5000 | |
| KL817D-AW |  |
DIP4 | 6.5x4.59x3.5 | 1.2 | 80 | 0.2 | 5 | 300~600 | 4 | 3 | - | - | -55 | +110 | 5000 | |
| KL817C-AW | |
DIP4 | 6.5x4.59x3.5 | 1.2 | 80 | 0.2 | 5 | 200~400 | 4 | 3 | - | - | -55 | +110 | 5000 | |
| KL817B-AW | |
DIP4 | 6.5x4.59x3.5 | 1.2 | 80 | 0.2 | 5 | 130~260 | 4 | 3 | - | - | -55 | +110 | 5000 | |
| KL817A-AW | |
DIP4 | 6.5x4.59x3.5 | 1.2 | 80 | 0.2 | 5 | 80~160 | 4 | 3 | - | - | -55 | +110 | 5000 | |
| KL1019-AW |  |
LSOP4 | 7.6x3.6x2.2 | 1.45 | 80 | 0.3 | 5 | 200~400 | 2 | 3 | 4 | 3 | -55 | +110 | 5000 | |
| KL1018-AW | |
LSOP4 | 7.6x3.6x2.2 | 1.45 | 80 | 0.3 | 5 | 130~260 | 2 | 3 | 4 | 3 | -55 | +110 | 5000 | |
