Datasheet MAX1772EEI+ - Maxim

Detailed Description

Manufacturer: Maxim

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Docket:
19-1772; Rev 3; 8/05
Low-Cost, Multichemistry BatteryCharger Building Block
General Description Features
Input Current Limiting ±0.5% Output Voltage Accuracy Using Internal Reference (0°C to +85°C) Programmable Battery Charge Current >4A Analog Inputs Control Charge Current and Charge Voltage Monitor Outputs for: Current Drawn from AC Input Source Charging Current AC Adapter Present Up to 18.2V (max) Battery Voltage 8V to 28V Input Voltage >95% Efficiency 99.99% (max) Duty Cycle for Low-Dropout Operation Charges Any Battery Chemistry: Li+, NiCd, NiMH, Lead Acid, etc.
MAX1772

Specifications:

• Battery Charge Voltage: 19 V
• Battery IC Case Style: QSOP
• Battery Type: Lead Acid / Li-Ion / NiCd / NiMH
• Charge Current Max: 4 A
• Input Voltage: 28 V
• Number of Pins: 28
• Number of Series Cells: 4
• RoHS: Yes