Application Fields of BTA41 Large Current Silicon Controlled Rectifiers:
Five-point touch switch
Solid-state relay
Water Heater Temperature Controller
交流马达驱动 - AC Motor Drive
Welding Equipment
Limiting values for BTA41 thyristor at high currentCASE=25℃)：
| Symbol | Parameters | Numeric | Unit |
| VDRM/VRRM | Off-state repetitive peak voltage | 800 | V |
| IT(RMS) | DC RMS Current | 40 | A |
| ITSM | Non-repetitive surge current in conducting state (tp=20ms) | 400 | |
| I2t | I2t-value | 800 | A2s |
| dIT/dt | Critical Rise Rate of On-Current | 50 | A/μs |
| IGM | Gate Peak Current | 8 | A |
| PG(AV) | Gate average power | 1 | W |
| Tstg | Storage Temperature | -40~+150 | ℃ |
| Tj | Working Temperature | -40~+125 |
Electrical characteristics of BTA41 thyristor at high current: TCASE=25℃
| Symbol | Parameters | Numeric Values | Unit |
| IGT | Gate Trigger Current (I-II-III) | ≤50 | mA |
| VGT | Gate Trigger Voltage | ≤1.5 | V |
| VGD | Gate threshold voltage not triggered | ≥0.2 | |
| IH | Maintain current | ≤80 | mA |
| IL | Maintain Current I-III | ≤90 | |
Holding Current II | ≤100 | ||
| dVD/dt | Critical dv/dt (voltage rise rate) | ≥500 | V/μs |
| VTM | Forward Bias Voltage Drop | ≤1.55 | V |
| IDRM/IRRM | Off-state repetitive peak current VD=VDRM/VRRM,TJ=25℃ | ≤5 | μA |
Off-state repetitive peak current VD=VDRM/VRRM,TJ=125℃ | ≤5 | mA |
