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| Part Number | 2SD1802S-E | 2SD1804S-E | 2SD1802T-E | 2SD1803S-E | 2SD1801S-E | 
|---|---|---|---|---|---|
| Manufacturer | onsemi | onsemi | Fairchild Semiconductor | onsemi | onsemi | 
| Product Status | Obsolete | Active | Active | Active | Obsolete | 
| Transistor Type | NPN | - | NPN | NPN | NPN | 
| Current - Collector (Ic) (Max) | 3 A | - | 5 A | 5 A | 2 A | 
| Voltage - Collector Emitter Breakdown (Max) | 50 V | - | 50 V | 50 V | 50 V | 
| Vce Saturation (Max) @ Ib, Ic | 500mV @ 100mA, 2A | - | 0.5V @ 100mA, 2A | 400mV @ 150mA, 3A | 400mV @ 50mA, 1A | 
| Current - Collector Cutoff (Max) | 1µA (ICBO) | - | 1µA (ICBO) | 1µA (ICBO) | 100nA (ICBO) | 
| DC Current Gain (hFE) (Min) @ Ic, Vce | 140 @ 100mA, 2V | - | 200 @ 100mA, 2V | 140 @ 500mA, 2V | 140 @ 100mA, 2V | 
| Power - Max | 1 W | - | 1 W | 1 W | 800 mW | 
| Frequency - Transition | 150MHz | - | 150MHz | 180MHz | 150MHz | 
| Operating Temperature | 150°C (TJ) | - | 150°C (TJ) | 150°C (TJ) | 150°C (TJ) | 
| Mounting Type | Through Hole | - | Through Hole | Through Hole | Through Hole | 
| Package / Case | TO-251-3 Short Leads, IPak, TO-251AA | - | TO-251-3 Short Leads, IPak, TO-251AA | TO-251-3 Short Leads, IPak, TO-251AA | TO-251-3 Short Leads, IPak, TO-251AA | 
| Supplier Device Package | TP | - | TP | TP | TP |