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| PartNumber | MJE344 | MJE344 B GRADE | MJE3440 |
| Description | - Bulk (Alt: MJE344) | Bipolar Transistors - BJT NPN Fast Switching | |
| Manufacturer | ON Semiconductor | - | - |
| Product Category | Transistors (BJT) - Single, Pre-Biased | - | - |
| Series | MJE344 | - | - |
| Packaging | Bulk | - | - |
| Mounting Style | Through Hole | - | - |
| Package Case | TO-225AA, TO-126-3 | - | - |
| Mounting Type | Through Hole | - | - |
| Supplier Device Package | TO-225AA | - | - |
| Configuration | Single | - | - |
| Power Max | 20W | - | - |
| Transistor Type | NPN | - | - |
| Current Collector Ic Max | 500mA | - | - |
| Voltage Collector Emitter Breakdown Max | 200V | - | - |
| DC Current Gain hFE Min Ic Vce | 30 @ 50mA, 10V | - | - |
| Vce Saturation Max Ib Ic | 1V @ 5mA, 50mA | - | - |
| Current Collector Cutoff Max | 1mA | - | - |
| Frequency Transition | 15MHz | - | - |
| Pd Power Dissipation | 20 W | - | - |
| Maximum Operating Temperature | + 150 C | - | - |
| Minimum Operating Temperature | - 65 C | - | - |
| Collector Emitter Voltage VCEO Max | 200 V | - | - |
| Transistor Polarity | NPN | - | - |
| Collector Emitter Saturation Voltage | 1 V | - | - |
| Collector Base Voltage VCBO | 200 V | - | - |
| Emitter Base Voltage VEBO | 5 V | - | - |
| Maximum DC Collector Current | 0.5 A | - | - |
| Gain Bandwidth Product fT | 15 MHz | - | - |
| Continuous Collector Current | 0.5 A | - | - |
| DC Collector Base Gain hfe Min | 30 | - | - |