| Part Number | KSP14TA | KSP24TA | 
|---|---|---|
| Manufacturer | Fairchild Semiconductor | Fairchild Semiconductor | 
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Transistor Type | NPN - Darlington | NPN | 
| Current - Collector (Ic) (Max) | 500 mA | 100 mA | 
| Voltage - Collector Emitter Breakdown (Max) | 30 V | 30 V | 
| Vce Saturation (Max) @ Ib, Ic | 1.5V @ 100µA, 100mA | - | 
| Current - Collector Cutoff (Max) | 100nA (ICBO) | 50nA (ICBO) | 
| DC Current Gain (hFE) (Min) @ Ic, Vce | 20000 @ 100mA, 5V | 30 @ 8mA, 10V | 
| Power - Max | 625 mW | 350 mW | 
| Frequency - Transition | 125MHz | 620MHz | 
| Operating Temperature | 150°C (TJ) | 135°C (TJ) | 
| Mounting Type | Through Hole | Through Hole | 
| Package / Case | TO-226-3, TO-92-3 (TO-226AA) Formed Leads | TO-226-3, TO-92-3 (TO-226AA) Formed Leads | 
| Supplier Device Package | TO-92-3 | TO-92-3 |