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| PartNumber | 2SD1949T106R | 2SD1949T106Q | 2SD1949T106Q,UNR5119GOL+ |
| Description | Bipolar Transistors - BJT NPN 50V 0.5A SOT-323 | TRANS NPN 50V 0.5A SOT-323 | |
| Manufacturer | ROHM Semiconductor | Rohm Semiconductor | - |
| Product Category | Bipolar Transistors - BJT | Transistors (BJT) - Single | - |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOT-323-3 | - | - |
| Transistor Polarity | NPN | NPN | - |
| Configuration | Single | Single | - |
| Collector Emitter Voltage VCEO Max | 50 V | - | - |
| Collector Base Voltage VCBO | 50 V | - | - |
| Emitter Base Voltage VEBO | 5 V | - | - |
| Maximum DC Collector Current | 0.5 A | 0.5 A | - |
| Gain Bandwidth Product fT | 250 MHz | 250 MHz | - |
| Maximum Operating Temperature | + 150 C | + 150 C | - |
| Series | 2SD1949 | 2SD1949 | - |
| DC Current Gain hFE Max | 390 | 390 | - |
| Height | 0.8 mm | - | - |
| Length | 2 mm | - | - |
| Packaging | Reel | Digi-ReelR Alternate Packaging | - |
| Width | 1.25 mm | - | - |
| Brand | ROHM Semiconductor | - | - |
| Continuous Collector Current | 0.5 A | 0.5 A | - |
| DC Collector/Base Gain hfe Min | 120 | - | - |
| Pd Power Dissipation | 200 mW | - | - |
| Product Type | BJTs - Bipolar Transistors | - | - |
| Factory Pack Quantity | 3000 | - | - |
| Subcategory | Transistors | - | - |
| Unit Weight | 0.000176 oz | 0.000219 oz | - |
| Package Case | - | SC-70, SOT-323 | - |
| Mounting Type | - | Surface Mount | - |
| Supplier Device Package | - | UMT3 | - |
| Power Max | - | 200mW | - |
| Transistor Type | - | NPN | - |
| Current Collector Ic Max | - | 500mA | - |
| Voltage Collector Emitter Breakdown Max | - | 50V | - |
| DC Current Gain hFE Min Ic Vce | - | 120 @ 10mA, 3V | - |
| Vce Saturation Max Ib Ic | - | 400mV @ 15mA, 150mA | - |
| Current Collector Cutoff Max | - | 500nA (ICBO) | - |
| Frequency Transition | - | 250MHz | - |
| Pd Power Dissipation | - | 0.2 W | - |
| Collector Emitter Voltage VCEO Max | - | 50 V | - |
| Collector Emitter Saturation Voltage | - | 0.4 V | - |
| Collector Base Voltage VCBO | - | 50 V | - |
| Emitter Base Voltage VEBO | - | 5 V | - |
| DC Collector Base Gain hfe Min | - | 120 | - |