| Part Number | KSB744YSTU | KSB744OSTU |
|---|---|---|
| Manufacturer | Fairchild Semiconductor | onsemi |
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single |
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| Product Status | Obsolete | Obsolete |
| Transistor Type | PNP | PNP |
| Current - Collector (Ic) (Max) | 3 A | 3 A |
| Voltage - Collector Emitter Breakdown (Max) | 45 V | 45 V |
| Vce Saturation (Max) @ Ib, Ic | 2V @ 150mA, 1.5A | 2V @ 150mA, 1.5A |
| Current - Collector Cutoff (Max) | 1µA (ICBO) | 1µA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 160 @ 500mA, 5V | 100 @ 500mA, 5V |
| Power - Max | 1 W | 1 W |
| Frequency - Transition | 45MHz | 45MHz |
| Operating Temperature | 150°C (TJ) | 150°C (TJ) |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | TO-225AA, TO-126-3 | TO-225AA, TO-126-3 |
| Supplier Device Package | TO-126-3 | TO-126-3 |