| Part Number | 2N4923 | 2N4953 |
|---|---|---|
| Manufacturer | NTE Electronics, Inc | Fairchild Semiconductor |
| Category | Transistors - Bipolar (BJT) - Single | Transistors - Bipolar (BJT) - Single |
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| Product Status | Active | Obsolete |
| Transistor Type | NPN | NPN |
| Current - Collector (Ic) (Max) | 1 A | 1 A |
| Voltage - Collector Emitter Breakdown (Max) | 80 V | 30 V |
| Vce Saturation (Max) @ Ib, Ic | 600mV @ 100mA, 1A | 300mV @ 15mA, 150mA |
| Current - Collector Cutoff (Max) | 500µA | 50nA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 30 @ 500mA, 1V | 200 @ 150mA, 10V |
| Power - Max | 30 W | 625 mW |
| Frequency - Transition | 3MHz | - |
| Operating Temperature | -65°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) |
| Mounting Type | Through Hole | Through Hole |
| Package / Case | TO-225AA, TO-126-3 | TO-226-3, TO-92-3 (TO-226AA) |
| Supplier Device Package | TO-126 | TO-92-3 |