| Part Number | KSD1020GTA | KSD1021GTA | 
|---|---|---|
| Manufacturer | onsemi | onsemi | 
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single | 
|   |   | |
| 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 | 200 @ 100mA, 1V | 200 @ 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 |