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| PartNumber | FMMT491ATA | FMMT491ATA (ZETEX) | FMMT491ATA , 1SMA5935BT3 |
| Description | Bipolar Transistors - BJT NPN Medium Power | ||
| Manufacturer | Diodes Incorporated | - | - |
| Product Category | Bipolar Transistors - BJT | - | - |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | SOT-23-3 | - | - |
| Transistor Polarity | NPN | - | - |
| Configuration | Single | - | - |
| Collector Emitter Voltage VCEO Max | 40 V | - | - |
| Collector Base Voltage VCBO | 40 V | - | - |
| Emitter Base Voltage VEBO | 5 V | - | - |
| Collector Emitter Saturation Voltage | 0.5 V | - | - |
| Maximum DC Collector Current | 1 A | - | - |
| Gain Bandwidth Product fT | 150 MHz | - | - |
| Minimum Operating Temperature | - 55 C | - | - |
| Maximum Operating Temperature | + 150 C | - | - |
| Series | FMMT491 | - | - |
| DC Current Gain hFE Max | 300 at 1 mA, 5 V | - | - |
| Height | 1.1 mm | - | - |
| Length | 3 mm | - | - |
| Packaging | Reel | - | - |
| Width | 1.4 mm | - | - |
| Brand | Diodes Incorporated | - | - |
| Continuous Collector Current | 1 A | - | - |
| DC Collector/Base Gain hfe Min | 300 at 1 mA, 5 V, 300 at 500 mA, 5 V, 200 at 1 A, 5 V, 35 at 2 A, 5 V | - | - |
| Pd Power Dissipation | 500 mW | - | - |
| Product Type | BJTs - Bipolar Transistors | - | - |
| Factory Pack Quantity | 3000 | - | - |
| Subcategory | Transistors | - | - |
| Unit Weight | 0.000282 oz | - | - |