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MIC2179-3.3BSM DC/DC Step-Down Converting PMIC 3.3V SSOP-20L marking MIC2179-3.3BSM Step-Down Converter

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Product description
控制方式
MODE
PWM
输入电压VIN
Input Voltage
4.5~16.5V
输出电压VOUT
Output Voltage
3.3V
输出电流IOUT
Output Current
600mA
震荡频率FOSC
Oscillation Frequency
200KHZ
内置FET
Built-in FET
PMOS
Description & Applications1.5A Synchronous Buck Regulators • 4.5V to 16.5V input voltage range • Dual-mode operation for high efficiency (up to 96%) PWM mode for > 200mA load current Skip mode for < 200mA load current • 100mΩ internal power MOSFETs at 12V input • 200kHz preset switching frequency • Low quiescent current 1.0mA in PWM mode 600µA in skip mode < 5µA in shutdown mode • Current-mode control Simplified loop compensation Superior line regulation • 100% duty cycle for low dropout operation • Current limit • Thermal shutdown • Undervoltage lockout • High-efficiency, battery-powered supplies • Buck (step-down) dc-to-dc converters • Palmtop computers • Laptop computers • Cellular telephones • Hand-held instruments • Battery Chargers
描述与应用1.5A同步降压型稳压器 • 4.5V to 16.5V input voltage range • Dual-mode operation for high efficiency (up to 96%) PWM mode for > 200mA load current Skip mode for < 200mA load current • 100mΩ internal power MOSFETs at 12V input • 200kHz preset switching frequency • Low quiescent current 1.0mA in PWM mode 600µA in skip mode < 5µA in shutdown mode • Current-mode control Simplified loop compensation • 100% duty cycle for low dropout operation • Current limit • Thermal shutdown • Undervoltage lockout • High-efficiency, battery-powered supplies • Buck (step-down) dc-to-dc converters • Palmtop computers • Laptop computers • Cellular telephones • Hand-held instruments • Battery Chargers
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