| Collector-Base Voltage(VCBO) Q1/Q2 |
-60V/60V |
| Collector-Emitter Voltage(VCEO) Q1/Q2 |
-50V/50V |
| Collector Current(IC) Q1/Q2 |
-150mA/100mA |
| Q1 Input Resistance(R1) |
|
| Q1 Base-Emitter Resistance(R2) |
|
| Q1(R1/R2) Q1 Resistance Ratio |
|
| Q2 Input Resistance(R1) |
47KΩ/Ohm |
| Q2Base-Emitter Resistance(R2) |
47KΩ/Ohm |
| Q2(R1/R2) Q2 Resistance Ratio |
1 |
| DC Current Gain(hFE) |
120~560/120~560 |
| Transtion Frequency(fT) |
140MHz/250MHz |
| Pc Power Dissipation |
150mW/0.15W |
| Description & Applications |
Features •Power management (dual transistors) •2SA1774 and DTC144EE are housed independently in a EMT or UMT package. •Power switching circuit in a single package. •Mounting cost and area can be cut in half. |
| 描述与应用 |
特点 •电源管理（双晶体管） •2SA1774和DTC144EE的都装一个EMT或UMT包的独立。 •电源开关电路，在单一封装中。 •安装成本和面积可减少一半 |