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LTC4008 - Multi-Chemistry Battery Charger

Description

The LTC®4008 is a constant-current/constant-voltage charger controller.

The PWM controller uses a synchronous, quasi-constant frequency, constant off-time architecture that will not generate audible noise even when using ceramic capacitors.

Features

  • n General Purpose Charger Controller n High Conversion Efficiency: Up to 96% n Output Currents Exceeding 4A n ±0.8% Voltage Accuracy n AC Adapter Current Limiting Maximizes Charge Rate.
  • n Thermistor Input for Temperature Qualified Charging n Wide Input Voltage Range: 6V to 28V n Wide Output Voltage: 3V to 28V n 0.5V Dropout Voltage; Maximum Duty Cycle: 98% n Programmable Charge Current: ±4% Accuracy n Indicator Outputs for Charging, C/10 Current Detection, AC Adapter Present, Input Current L.

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Full PDF Text Transcription

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LTC4008 4A, High Efficiency, Multi-Chemistry Battery Charger FEATURES n General Purpose Charger Controller n High Conversion Efficiency: Up to 96% n Output Currents Exceeding 4A n ±0.8% Voltage Accuracy n AC Adapter Current Limiting Maximizes Charge Rate* n Thermistor Input for Temperature Qualified Charging n Wide Input Voltage Range: 6V to 28V n Wide Output Voltage: 3V to 28V n 0.
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