Step-Down to 12.0 V, 1.5 A, DC/DC Converter

FEATURES ■ 11 V to 40 V Input Range ■ 1.5 A Output Current at 12 V ■ 2 Output Voltage Tolerance ■ Foldback Current Limiting ■ Constant 125 kHz Switching Frequency ■ 200 µA Maximum Standby Current ■ Soft Start Prevents Supply Voltage Dip ■ Remote Voltage Sensing ■ Exposed Pad for Superior

降压开关稳压器

SI-8000JD 系列为降压式斩波型开关稳压器集成电路，具备降压式开关稳压器必需的各种功能和保护功能。\n只需外置 4 个分立元件，即可构成高精度高效率的开关稳压器。 ・小型大输出电流 1.5Ａ\n　　表面贴装 TO-263-5 外形中，输出电流最大为 1.5A。\n・高效率 82% (SI-8050JD Vin=20V/Io=0.5A)\n　　由于效率高，发热量小，可缩小散热器的体积。\n・4 个分立元件\n　　仅用输入输出电容器、二极管和线圈即可构成稳压器。\n・内部己对输出电压与相位校正进行了调整\n　　无需使用分立元件进行繁琐的调整。\n・时序电容器内置型标准振荡\n　　无需用于设定振荡频率的外接电容器。\n・内置过电流与过热保护\n　　内置折返式过电流保护与过热保护电路。（自动恢复型）\n・提供输出on/off功能（可设定启动延迟时间）\;

Surface-Mount Separate Excitation Step-down Switching Mode Regulator ICs

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Surface-Mount, Separate Excitation Step-down Switching Mode

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封装/外壳：TO-263-6，D²Pak（5 引线 + 接片），TO-263BA 功能：降压 包装：管件 描述：IC REG BUCK 12V 1.5A TO263-5 集成电路（IC） 稳压器 - DC-DC 开关稳压器

封装/外壳：TO-263-6，D²Pak（5 引线 + 接片），TO-263BA 功能：降压 包装：管件 描述：IC REG BUCK 12V 1.5A TO263-5 集成电路（IC） DC DC 开关稳压器

Step-Down to 12.0 V, 1.5 A, DC/DC Converter

FEATURES ■ 11 V to 40 V Input Range ■ 1.5 A Output Current at 12 V ■ 2 Output Voltage Tolerance ■ Foldback Current Limiting ■ Constant 125 kHz Switching Frequency ■ 200 µA Maximum Standby Current ■ Soft Start Prevents Supply Voltage Dip ■ Remote Voltage Sensing ■ Exposed Pad for Superior

Silicon planar type

Silicon planar type For stabilization of power supply ■Features •Extremely low noise voltage caused from the diode (2.4V to 39V, 1/3 to 1/10 of our conventional MAZ3000 series) •Extremely good rising performance (in the low-current range) •Easy-to-select the optimum diode because

Silicon planar type

Silicon planar type For stabilization of power supply ■Features •Extremely low noise voltage caused from the diode (2.4V to 39V, 1/3 to 1/10 of our conventional MAZ3000 series) •Extremely good rising performance (in the low-current range) •Easy-to-select the optimum diode because

Silicon planar type

Silicon planar type For stabilization of power supply ■Features •Extremely low noise voltage caused from the diode (2.4V to 39V, 1/3 to 1/10 of our conventional MAZ3000 series) •Extremely good rising performance (in the low-current range) •Easy-to-select the optimum diode because

-15 dBm INPUT, VARIABLE GAIN AMPLIFIER SILICON MMIC FOR TRANSMITTER AGC OF DIGITAL CELLULAR TELEPHONE

DESCRIPTION The µPC8130TA and µPC8131TA are silicon monolithic integrated circuits designed as variable gain amplifier. Due to 800 MHz to 1.5 GHz operation, these ICs are suitable for RF transmitter AGC stage of digital cellular telephone. These ICs are lower distortion than conventional µPC8119T

VARIABLE GAIN AMPLIFIER SILICON MMIC FOR TRANSMITTER AGC OF DIGITAL CELLULAR TELEPHONE

DESCRIPTION The µPC8119T and µPC8120T are silicon monolithic integrated circuits designed as variable gain amplifier. Due to 100 MHz to 1.9 GHz operation, these ICs are suitable for RF transmitter AGC stage of digital cellular telephone. Two types of gain control let users choose in accordance wi