Product Features of BTA24 Bidirectional Thyristors for Fans:
NPNPN five-layer silicon bidirectional device
P-type through diffusion isolation
Surface Glass Passivation Process
Backside multilayer metal electrodes
High work temperature, strong reversing capability
High voltage rate of change dV/dt
Large current rate of change dI/dt
Compliant with RoHS regulations
Packaging: TO-220A
Product Application of BTA24 Bidirectional Thyristors for Fans:
BTA24 Bi-directional Silicon Controlled Rectifiers are used in: heating controllers, color light controllers, rice cookers, gas ignition devices, electric fan speed regulators, etc.
BTA24 BTA24 Limit Values for Fan ApplicationsCASE=25℃)：
Off-state repetitive peak voltage VDRM/VRRM：600/800V
DC RMS Current IT(RMS)：25A
Non-repetitive surge current in conducting stateTSM：250A
I2t-value: 340A2s
Critical rise rate of forward current dIT/dt：50Aμs
Gate Peak Current IGM：4A
Gate average power PG(AV)：1W
Storage Temperature TSTG：-40~+150℃
Working Temperature Tj：-40~+125℃
Electrical characteristics of BTA24 thyristors for fans:
| Symbol | Parameters | Numeric | Unit | |
| CW | BW | |||
| IGT | Gate trigger current | ≤35 | ≤50 | mA |
| VGT | Gate Trigger Voltage | ≤1.3 | V | |
| VGD | Gate non-trigger voltage | ≥0.2 | ||
| IH | Maintain Current | ≤50 | ≤75 | mA |
| IL | Maintain Current I-III | ≤60 | ≤80 | |
Hold Current II | ≤80 | ≤90 | ||
| dVD/dt | Critical rise rate of off-state voltage | ≥500 | ≥1000 | V/μs |
| VTM | Forward Voltage Drop | ≤1.55 | V | |
| IDRM/IRRM | Off-state repetitive peak current VD=VDRM/VRRM,TJ=25℃ | ≤5 | ≤5 | μA |
Off-state repetitive peak current VD=VDRM/VRRM,TJ=125℃ | ≤2 | ≤2 | mA | |
