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| PartNumber | MMST3904T146 | MMST3904 | MMST3904 K2N |
| Description | Bipolar Transistors - BJT GP NPN 40V 20MA | Transistor GP BJT NPN 40V 0.2A 3-Pin SOT-323 (Alt: MMST3904) | |
| Manufacturer | ROHM Semiconductor | - | - |
| Product Category | Bipolar Transistors - BJT | - | - |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | - | - |
| Transistor Polarity | NPN | - | - |
| Configuration | Single | - | - |
| Collector Emitter Voltage VCEO Max | 40 V | - | - |
| Collector Base Voltage VCBO | 60 V | - | - |
| Emitter Base Voltage VEBO | 6 V | - | - |
| Collector Emitter Saturation Voltage | 0.3 V | - | - |
| Maximum DC Collector Current | 0.2 A | - | - |
| Gain Bandwidth Product fT | 300 MHz | - | - |
| Maximum Operating Temperature | + 150 C | - | - |
| Series | MMST3904 | - | - |
| DC Current Gain hFE Max | 300 | - | - |
| Height | 1.1 mm | - | - |
| Length | 2.9 mm | - | - |
| Packaging | Reel | - | - |
| Width | 1.6 mm | - | - |
| Brand | ROHM Semiconductor | - | - |
| Continuous Collector Current | 0.2 A | - | - |
| DC Collector/Base Gain hfe Min | 40 | - | - |
| Pd Power Dissipation | 200 mW | - | - |
| Product Type | BJTs - Bipolar Transistors | - | - |
| Factory Pack Quantity | 3000 | - | - |
| Subcategory | Transistors | - | - |
| Part # Aliases | MMST3904 | - | - |