RN1444-A

RN1444-A 带阻NPN三极管 50V 300mA/0.3A 2.2K SOT-23/SC-59/S-Mini marking/标记 CA 静音和开关应用

集电极-基极反向击穿电压VBRCBO Collector-Base VoltageVCBO| 50V \---|--- 集电极-发射极反向击穿电压VBRCEO Collector-Emitter VoltageVCEO| 20V 集电极连续输出电流IC Collector CurrentIC| 300mA/0.3A 基极输入电阻R1 Input ResistanceR1| 2.2KΩ/Ohm 基极-发射极输入电阻R2 Base-Emitter ResistanceR2| 电阻比R1/R2 Resistance Ratio| 直流电流增益hFE DC Current GainhFE| 200 截止频率fT Transtion FrequencyfT| 30MHz 耗散功率Pc Power Dissipation| 0.2W/200mW Description & Applications| Muting and Switching Applications High emitter-base voltage: VEBO = 25V min High reverse hFE: reverse hFE = 150 typ. VCE = −2V, IC = −4mA Low on resistance: RON = 1Ω typ. IB = 5mA With built-in bias resistors Simplify circuit design Reduce a quantity of parts and manufacturing process 描述与应用| 静音和开关应用 高发射基地电压VEBO= 25V（最小值） HFE：高反向扭转HFE=150（典型值）（VCE=2V，IC=4毫安） 低电阻：RON=1Ω（典型值）（IB=5毫安） 借助内置的偏置电阻 简化电路设计 数量减少了零件和制造工艺