| PartNumber | FMMT549 | FMMT549ATA | FMMT549ATC |
| Description | Bipolar Transistors - BJT PNP Transistor Low Saturation | Bipolar Transistors - BJT PNP Medium Power | Bipolar Transistors - BJT PNP Medium Power |
| Manufacturer | ON Semiconductor | Diodes Incorporated | Diodes Incorporated |
| Product Category | Bipolar Transistors - BJT | Bipolar Transistors - BJT | Bipolar Transistors - BJT |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SuperSOT-3 | SOT-23-3 | SOT-23-3 |
| Transistor Polarity | PNP | PNP | PNP |
| Configuration | Single | Single | Single |
| Collector Emitter Voltage VCEO Max | 30 V | - 30 V | - 30 V |
| Collector Base Voltage VCBO | 35 V | - 35 V | - 35 V |
| Emitter Base Voltage VEBO | 5 V | - 5 V | - 5 V |
| Collector Emitter Saturation Voltage | - 750 mV | - 500 mV | - 500 mV |
| Maximum DC Collector Current | 1 A | 1 A | 1 A |
| Gain Bandwidth Product fT | 100 MHz | 100 MHz | 100 MHz |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| Series | FMMT549 | FMMT54 | FMMT549 |
| DC Current Gain hFE Max | 300 | 70 at 50 mA, 2 V | 70 at 50 mA, 2 V |
| Height | 0.94 mm | 1.1 mm | 1.1 mm |
| Length | 2.92 mm | 3 mm | 3 mm |
| Packaging | Reel | Reel | Reel |
| Width | 1.4 mm | 1.4 mm | 1.4 mm |
| Brand | ON Semiconductor / Fairchild | Diodes Incorporated | Diodes Incorporated |
| Continuous Collector Current | 1 A | - 1 A | - 1 A |
| Pd Power Dissipation | 500 mW | 500 mW | 500 mW |
| Product Type | BJTs - Bipolar Transistors | BJTs - Bipolar Transistors | BJTs - Bipolar Transistors |
| Factory Pack Quantity | 3000 | 3000 | 10000 |
| Subcategory | Transistors | Transistors | Transistors |
| Part # Aliases | FMMT549_NL | - | - |
| Unit Weight | 0.001058 oz | 0.000282 oz | 0.000282 oz |
| DC Collector/Base Gain hfe Min | - | 70 at 50 mA, 2 V, 80 at 1 A, 2 V, 40 at 2 A, 2 V, 150 at 500 mA, 2 V | 70 at 50 mA, 2 V, 80 at 1 A, 2 V, 40 at 2 A, 2 V, 150 at 500 mA, 2 V |