1.3A Synchronous Buck Converter

The uP1722 is a high efficiency synchronous-rectified buckconverter with internal power switches. Fixed 1.5MHz PWMoperation allows possible smallest output ripple andexternal component size. With high conversion efficiencyand small package, the uP1722 is ideally suitable forportable devices and USB/ • 2.6V to 5.5V Input Voltage Range\n• 1.3A Peak Output Current\n• Accurate Reference with +/- 2% Accuracy \n• 0.6V (uP1722P) \n• 0.5V (uP1722Q) \n \n• Up to 95% Conversion Efficiency\n• Typical Quiescent Current: 60uA\n• Integrated Low RDS(ON) Upper and Lower MOSFET Switches: 300mΩ and 250mΩ;

uPI(UBIQ)

力智

MOS FIELD EFFECT TRANSISTOR

FEATURES • Low on-resistance RDS(on)1 = 21.0 mΩ MAX. (VGS = 10 V, ID = 4.5 A) RDS(on)2 = 29.0 mΩ MAX. (VGS = 4.5 V, ID = 4.5 A) RDS(on)3 = 32.0 mΩ MAX. (VGS = 4.0 V, ID = 4.5 A) • Low Ciss: Ciss = 980 pF TYP. • Built-in G-S protection diode • Small and surface mount package (Power SOP8)

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RENESAS

瑞萨

SWITCHING N-CHANNEL POWER MOS FET INDUSTRIAL USE

DESCRIPTION The µPA1722 is N-Channel MOS Field Effect Transistor designed for DC/DC converters and power management applications of notebook computers. FEATURES • Low on-resistance RDS(on)1 = 21.0 mΩ MAX. (VGS = 10 V, ID = 4.5 A) RDS(on)2 = 29.0 mΩ MAX. (VGS = 4.5 V, ID = 4.5 A)

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NEC

瑞萨

MOS FIELD EFFECT TRANSISTOR

FEATURES • Low on-resistance RDS(on)1 = 21.0 mΩ MAX. (VGS = 10 V, ID = 4.5 A) RDS(on)2 = 29.0 mΩ MAX. (VGS = 4.5 V, ID = 4.5 A) RDS(on)3 = 32.0 mΩ MAX. (VGS = 4.0 V, ID = 4.5 A) • Low Ciss: Ciss = 980 pF TYP. • Built-in G-S protection diode • Small and surface mount package (Power SOP8)

文件：229.09 Kbytes 页数：10 Pages

RENESAS

瑞萨