1MHz, 1 Accurate, 6A Internal Switch Step-Down Regulators

General Description The MAX1945R/MAX1945S high-efficiency pulse-width modulation (PWM) switching regulators deliver up to 6A of output current. The devices operate from an input supply range of 2.6V to 5.5V and provide selectable output voltages of 1.8V, 2.5V, and adjustable output voltages from

文件：848.74 Kbytes 页数：19 Pages

Maxim

美信

1MHz, 1 Accurate, 6A Internal Switch Step-Down Regulators

General Description The MAX1945R/MAX1945S high-efficiency pulse-width modulation (PWM) switching regulators deliver up to 6A of output current. The devices operate from an input supply range of 2.6V to 5.5V and provide selectable output voltages of 1.8V, 2.5V, and adjustable output voltages from

文件：848.74 Kbytes 页数：19 Pages

Maxim

美信

1MHz、1%精度、6A内置开关、降压型调节器

MAX1945R/MAX1945S高效率、脉宽调制(PWM)开关稳压器可输出高达6A的输出电流。该器件可以工作在2.6V至5.5V的输入电源范围，提供可选的1.8V、2.5V预置输出，或0.8V至85%输入电源的可调输出。在VCC为3.3V或者5V时，输入电压可以低至2.25V。MAX1945R/MAX1945S尤其适合于那些需要板上后稳压的应用。在整个负载、线路和温度范围内，总输出电压误差小于±1%。\n MAX1945R/MAX1945S可以工作在可选的固定工作频率(500kHz或者1MHz)或者同步到外部时钟(400kHz至1.2MHz)。较高的工作频率尽可能地减小了外部 \n• 1MHz/500kHz的开关频率，允许使用小的外部元件 \n• 外部元件高度<3mm \n• 工作在2.6V至5.5V输入电源 \n• 预置1.8V或者2.5V的输出电压 \n• 电压上下限选择：±4% (MAX1945R)或者±9% (MAX1945S) \n• SYNCOUT提供180度错相时钟输出 \n• 全部采用陶瓷或电解电容设计;

ADI

亚德诺

1MHz, 1 Accurate, 6A Internal Switch Step-Down Regulators

General Description The MAX1945R/MAX1945S high-efficiency pulse-width modulation (PWM) switching regulators deliver up to 6A of output current. The devices operate from an input supply range of 2.6V to 5.5V and provide selectable output voltages of 1.8V, 2.5V, and adjustable output voltages from

文件：848.74 Kbytes 页数：19 Pages

Maxim

美信

MPA1945E RoHS-Y竊뉰)

文件：678.81 Kbytes 页数：8 Pages

MuRata

村田

MPA1945E RoHS-Y竊뉰)

文件：678.81 Kbytes 页数：8 Pages

MuRata

村田