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| Part Number | TIP31F-S | TIP31C-S | TIP31D-S | TIP31E-S | 
|---|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | Bourns Inc. | Bourns Inc. | 
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | 
| Transistor Type | NPN | NPN | NPN | NPN | 
| Current - Collector (Ic) (Max) | 3 A | 3 A | 3 A | 3 A | 
| Voltage - Collector Emitter Breakdown (Max) | 160 V | 100 V | 120 V | 140 V | 
| Vce Saturation (Max) @ Ib, Ic | 2.5V @ 750mA, 3A | 1.2V @ 375mA, 3A | 2.5V @ 750mA, 3A | 2.5V @ 750mA, 3A | 
| Current - Collector Cutoff (Max) | 300µA | 300µA | 300µA | 300µA | 
| DC Current Gain (hFE) (Min) @ Ic, Vce | 25 @ 1A, 4V | 10 @ 3A, 4V | 25 @ 1A, 4V | 25 @ 1A, 4V | 
| Power - Max | 2 W | 40 W | 2 W | 2 W | 
| Frequency - Transition | - | - | - | - | 
| Operating Temperature | - | -65°C ~ 150°C (TJ) | - | - | 
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | 
| Package / Case | TO-220-3 | TO-220-3 | TO-220-3 | TO-220-3 | 
| Supplier Device Package | TO-220 | TO-220 | TO-220 | TO-220 |