MAX1551 SOT23 Dual-Input USB/AC Adapter 1-Cell Li+ Battery Chargers

MAXIM

Description

MAX1551/MAX1555 SOT23 Dual-Input USB/AC Adapter 1-Cell Li+ Battery Chargers AVAILAB LE General .
The MAX1551/MAX1555 charge a single-cell lithium-ion (Li+) battery from both USB and AC adapter sources.

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Datasheet Specifications

Part number: MAX1551
Manufacturer: MAXIM
File Size: 325.82 KB
Datasheet: MAX1551-MAXIM.pdf
Description: SOT23 Dual-Input USB/AC Adapter 1-Cell Li+ Battery Chargers

Features

* a CHG output to indicate charging status. With USB connected, but without DC power, charge current is set to 100mA (max). This allows charging from both powered and unpowered USB hubs with no port communication required. When DC power is connected, charging current is set at 280mA (typ). No input-bl

Applications

* PDAs Wireless Appliances Cell Phones Functional Diagrams Digital Cameras Pin Configuration TOP VIEW USB 1 5 BAT AC ADAPTER 3.7V TO 7V DC Typical Operating Circuit BAT TO SYSTEM LOAD Li+ GND 2 MAX1551 (MAX1555) 4 DC USB 3.7V TO 6V USB CHARGE CONTROL TO LOGIC RAIL POK 3 (CHG) LOGIC CONTROL

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MAX1551 SOT23 Dual-Input USB Adapter 1-Cell Li + Battery Chargers MAXIM

MAXIM MAX1551-like datasheet