| Part Number | BST51TA | BST61TA |
|---|---|---|
| Manufacturer | Diodes Incorporated | Diodes Incorporated |
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single |
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| Product Status | Obsolete | Obsolete |
| Transistor Type | NPN - Darlington | PNP - Darlington |
| Current - Collector (Ic) (Max) | 500 mA | 500 mA |
| Voltage - Collector Emitter Breakdown (Max) | 60 V | 60 V |
| Vce Saturation (Max) @ Ib, Ic | 1.3V @ 500µA, 500mA | 1.3V @ 500µA, 500mA |
| Current - Collector Cutoff (Max) | 10µA | 10µA |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 1000 @ 150mA, 10V | 1000 @ 150mA, 10V |
| Power - Max | 1 W | 1 W |
| Frequency - Transition | - | - |
| Operating Temperature | -65°C ~ 150°C (TJ) | -65°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | TO-243AA | TO-243AA |
| Supplier Device Package | SOT-89-3 | SOT-89-3 |