| Part Number | KSD1020YBU | KSD1021YBU |
|---|---|---|
| Manufacturer | onsemi | onsemi |
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single |
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| Product Status | Obsolete | Obsolete |
| Transistor Type | NPN | NPN |
| Current - Collector (Ic) (Max) | 700 mA | 1 A |
| Voltage - Collector Emitter Breakdown (Max) | 25 V | 30 V |
| Vce Saturation (Max) @ Ib, Ic | 400mV @ 70mA, 700mA | 500mV @ 100mA, 1A |
| Current - Collector Cutoff (Max) | 100nA (ICBO) | 100nA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 120 @ 100mA, 1V | 120 @ 100mA, 1V |
| Power - Max | 350 mW | 350 mW |
| Frequency - Transition | 170MHz | 130MHz |
| Operating Temperature | 150°C (TJ) | 150°C (TJ) |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | TO-226-3, TO-92-3 Short Body | TO-226-3, TO-92-3 Short Body |
| Supplier Device Package | TO-92S | TO-92S |