| PartNumber | FMMTL618TA | FMMTL619TA | FMMTL619TC |
| Description | Bipolar Transistors - BJT NPN Low Saturation | Bipolar Transistors - BJT NPN Medium Power | Bipolar Transistors - BJT NPN Medium Power |
| Manufacturer | Diodes Incorporated | 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 | SOT-23-3 | SOT-23-3 | SOT-23-3 |
| Transistor Polarity | NPN | NPN | NPN |
| Configuration | Single | Single | Single |
| Collector Emitter Voltage VCEO Max | 20 V | 50 V | 50 V |
| Collector Base Voltage VCBO | 60 V | 100 V | 100 V |
| Emitter Base Voltage VEBO | 5 V | 5 V | 5 V |
| Collector Emitter Saturation Voltage | 260 mV | 195 mV | - |
| Maximum DC Collector Current | 1.25 A | 1.25 A | 1.25 A |
| Gain Bandwidth Product fT | 195 MHz | 180 MHz | 180 MHz |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| Series | FMMTL | FMMTL | FMMTL619 |
| DC Current Gain hFE Max | 440 at 200 mA, 2 V | 450 at 200 mA, 5 V | 200 at 10 mA, 5 V |
| Height | 1 mm | 1 mm | 1 mm |
| Length | 3.05 mm | 3.05 mm | 3.05 mm |
| Packaging | Reel | Reel | Reel |
| Width | 1.4 mm | 1.4 mm | 1.4 mm |
| Brand | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated |
| Continuous Collector Current | 1.25 A | 1.25 A | 1.25 A |
| DC Collector/Base Gain hfe Min | 50 at 3 A, 2 V | 30 at 2 A, 5 V | - |
| 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 |
| Unit Weight | 0.000282 oz | 0.000282 oz | 0.000282 oz |