Adjustable-Output, Switch-Mode Current Sources with Synchronous Rectifier

General Description The MAX1640/MAX1641 CMOS, adjustable-output, switch-mode current sources operate from a +5.5V to +26V input, and are ideal for microprocessor-controlled battery chargers. Charging current, maximum output voltage, and pulse-trickle charge are programmed with external resistors.

文件：116.02 Kbytes 页数：11 Pages

Maxim

美信

Adjustable-Output, Switch-Mode Current Sources with Synchronous Rectifier

文件：287.01 Kbytes 页数：12 Pages

Maxim

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Fully Assembled and Tested

文件：53.88 Kbytes 页数：4 Pages

Maxim

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可调输出、开关模式电流源，内置同步整流

MAX1640/MAX1641 CMOS、可调输出、开关模式电流源采用+5.5V至+26V输入工作，非常适合用于微处理器控制的电池充电器。充电电流、最大输出电压和脉冲涓流充电可通过外部电阻进行编程设置。可以通过对关断时间进行编程来修改开关频率，从而抑制噪声敏感型电路中不必要的谐波。MAX1640的高侧电流检测技术支持将负载直接接地，消除了地电位误差。MAX1641采用低侧电流检测技术。\n\n MAX1640/MAX1641降压型脉宽调制(PWM)控制器使用外部P沟道MOSFET开关和可选的外部N沟道MOSFET同步整流器以提高效率。内部低压差线性稳压器为内部基准电压源和电路以及N沟 • 效率：95%\n\n• 输入电源范围：+5.5V至+26V\n\n• 2V至24V可调输出电压范围\n\n• 100%最大占空比（低压差）\n\n• PWM工作频率高达500kHz\n\n• 可选同步整流器\n\n• 16引脚QSOP封装\n\n• 电流检测精度：\n• 2% (MAX1641)\n\n• 5.3% (MAX1640);

ADI

亚德诺

Adjustable-Output, Switch-Mode Current Sources with Synchronous Rectifier

General Description The MAX1640/MAX1641 CMOS, adjustable-output, switch-mode current sources operate from a +5.5V to +26V input, and are ideal for microprocessor-controlled battery chargers. Charging current, maximum output voltage, and pulse-trickle charge are programmed with external resistors.

文件：116.02 Kbytes 页数：11 Pages

Maxim

美信

Adjustable-Output, Switch-Mode Current Sources with Synchronous Rectifier

General Description The MAX1640/MAX1641 CMOS, adjustable-output, switch-mode current sources operate from a +5.5V to +26V input, and are ideal for microprocessor-controlled battery chargers. Charging current, maximum output voltage, and pulse-trickle charge are programmed with external resistors.

文件：116.02 Kbytes 页数：11 Pages

Maxim

美信

Adjustable-Output, Switch-Mode Current Sources with Synchronous Rectifier

General Description The MAX1640/MAX1641 CMOS, adjustable-output, switch-mode current sources operate from a +5.5V to +26V input, and are ideal for microprocessor-controlled battery chargers. Charging current, maximum output voltage, and pulse-trickle charge are programmed with external resistors.

文件：116.02 Kbytes 页数：11 Pages

Maxim

美信

Adjustable-Output, Switch-Mode Current Sources with Synchronous Rectifier

文件：287.01 Kbytes 页数：12 Pages

Maxim

美信

Adjustable-Output, Switch-Mode Current Sources with Synchronous Rectifier

文件：287.01 Kbytes 页数：12 Pages

Maxim

美信

Adjustable-Output, Switch-Mode Current Sources with Synchronous Rectifier

文件：287.01 Kbytes 页数：12 Pages

Maxim

美信