CXSU63272 is a high efficiency synchronous step-up converter with ultra- low quiescent current down to 1uA. It is capable of delivering at least 2W of power from a low voltage source, i.e. 0.4A at 5V
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产品概述 返回TOP
CXSU63272 is a high efficiency synchronous step-up converter with ultra- low quiescent current down to 1uA. It is capable of delivering at least 2W of power from a low voltage source, i.e. 0.4A at 5V output. It also features a true-shutofffunction that disconnects the input from output, during shutdown and output short-circuit conditions. This eliminates the need for an external MOSFET and its control circuitry to disconnect the input from output and provides robust output overload protection. A switching frequency of 1.4MHz minimizes solution footprint by allowing the use of tiny and low profile inductors and ceramic capacitors. An intemal synchronous MOSFET provides highest efficiency and with a current mode control that is internally compensated, external parts count is reduced to minimal. With the ultra-low IQ feature, CXSU63272 is ideal for solution that requires low standby power and compact board size such as loT applications. CXSU63272 is housed in a SOT23-6 and DFN2x2-6 package
产品特点 返回TOP
Ultra low IQ when No Switching :1uA
Qutput Disconnect
Short-circuit Protection
5V/0.4A Qutput Power
Qutput to Input Reversed Current Protection
Up to 94% Efficiency
Internal Synchronous Rectifier
Current IVlode control
Logic Control
Shutdown and Thermal shutdown
SQT23-6&DFN2X2-6 Package
应用范围 返回TOP
♦ Smart Phone
♦ Power Bank
技术规格书(产品PDF) 返回TOP
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DC-DC>同步升压 | |||||||||||
Device | Device | Architecture | VIN | VOUT | Isw | Vfb | Switching | IQ | Package | ||
Description | (min) | (max) | (min) | (max) | (max) | (V) | Frequency | (uA) | |||
(V) | (V) | (V) | (V) | (A) | (Hz) | ||||||
12W/20V异步升压 | 外部补偿 | 2.7 | 5.5 | Vin | 20 | 可调 | 0.6 | 可调 | 600 | ESOP8 | |
10uA Iq 同步升压 | 内部补偿 | 0.85 | 4.5 | 2.1 | 5 | 0.7 | 0. | ||||

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