 | |  | |
| PartNumber | ZTX449 | ZTX449STOA | ZTX449-ND |
| Description | Bipolar Transistors - BJT NPN Medium Power | Bipolar Transistors - BJT NPN Medium Power | |
| Manufacturer | Diodes Incorporated | Diodes Incorporated | - |
| Product Category | Bipolar Transistors - BJT | Bipolar Transistors - BJT | - |
| RoHS | Y | Y | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | TO-92-3 | TO-92-3 | - |
| Transistor Polarity | NPN | NPN | - |
| Configuration | Single | Single | - |
| Collector Emitter Voltage VCEO Max | 30 V | 30 V | - |
| Collector Base Voltage VCBO | 50 V | 50 V | - |
| Emitter Base Voltage VEBO | 5 V | 5 V | - |
| Collector Emitter Saturation Voltage | 1 V | - | - |
| Maximum DC Collector Current | 1 A | 1 A | - |
| Gain Bandwidth Product fT | 150 MHz | 150 MHz | - |
| Minimum Operating Temperature | - 55 C | - 55 C | - |
| Maximum Operating Temperature | + 150 C | + 150 C | - |
| Series | ZTX449 | - | - |
| Height | 4.01 mm | 4.01 mm | - |
| Length | 4.77 mm | 4.77 mm | - |
| Packaging | Bulk | Bulk | - |
| Width | 2.41 mm | 2.41 mm | - |
| Brand | Diodes Incorporated | Diodes Incorporated | - |
| Continuous Collector Current | 1 A | 1 A | - |
| Pd Power Dissipation | 1 W | 1 W | - |
| Product Type | BJTs - Bipolar Transistors | BJTs - Bipolar Transistors | - |
| Factory Pack Quantity | 4000 | 4000 | - |
| Subcategory | Transistors | Transistors | - |
| Unit Weight | 0.016000 oz | 0.016000 oz | - |
| DC Current Gain hFE Max | - | 70 at 50 mA, 2 V | - |