| PartNumber | FZT591AQTA | FZT591TA | FZT591ATA |
| Description | Bipolar Transistors - BJT Pwr Mid Perf Transistor SOT223 T&R 1K | Bipolar Transistors - BJT PNP Medium Power | Bipolar Transistors - BJT PNP Medium Power |
| Manufacturer | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated |
| Product Category | Bipolar Transistors - BJT | Bipolar Transistors - BJT | Bipolar Transistors - BJT |
| Technology | Si | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOT-223-3 | SOT-223-4 | SOT-223-4 |
| Transistor Polarity | PNP | PNP | PNP |
| Configuration | Single | Single | Single |
| Collector Emitter Voltage VCEO Max | - 40 V | - 60 V | - 40 V |
| Collector Base Voltage VCBO | - 40 V | - 80 V | - 40 V |
| Emitter Base Voltage VEBO | - 7 V | - 7 V | - 7 V |
| Collector Emitter Saturation Voltage | - 0.5 V | - 600 mV | - 500 mV |
| Maximum DC Collector Current | - 1 A | - 2 A | - 1 A |
| Gain Bandwidth Product fT | 150 MHz | 150 MHz | 150 MHz |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| Series | FZT591AQ | FZT591 | FZT591 |
| DC Current Gain hFE Max | 800 | 100 | 300 |
| Packaging | Reel | Reel | Reel |
| Brand | Diodes Incorporated | Diodes Incorporated | Diodes Incorporated |
| Continuous Collector Current | - 1 A | - 1 A | - 1 A |
| DC Collector/Base Gain hfe Min | 300 | 15 at 2 A, 5 V | 30 at 2 A, 5 V |
| Pd Power Dissipation | 3 W | 2 W | 2 W |
| Product Type | BJTs - Bipolar Transistors | BJTs - Bipolar Transistors | BJTs - Bipolar Transistors |
| Factory Pack Quantity | 1000 | 1000 | 1000 |
| Subcategory | Transistors | Transistors | Transistors |
| Unit Weight | 0.003951 oz | 0.003951 oz | 0.003951 oz |
| RoHS | - | Y | Y |
| Height | - | 1.65 mm | 1.65 mm |
| Length | - | 6.7 mm | 6.7 mm |
| Width | - | 3.7 mm | 3.7 mm |