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LTC4160 - Switching Power Manager

Description

The LTC®4160/LTC4160-1 are high efficiency power management and Li-Ion/Polymer battery charger ICs.

They each include a bidirectional switching PowerPath™ controller with automatic load prioritization, a battery charger, and an ideal diode.

Features

  • n Bidirectional Switching Regulator Makes Optimal Use of Limited Power Available from USB Port and also Provides a 5V Output for USB On-The-Go n Overvoltage Protection Guards Against Damage n 180mΩ Internal Ideal Diode Plus Optional External Ideal Diode Controller Seamlessly Provides Low Loss PowerPath When Input Power is Limited or Unavailable n Instant-On Operation with Discharged Battery n Full Featured Li-Ion/Polymer Battery Charger n Bat-Track™ Adaptive Output Control For Efficient Charging.

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Full PDF Text Transcription

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FEATURES n Bidirectional Switching Regulator Makes Optimal Use of Limited Power Available from USB Port and also Provides a 5V Output for USB On-The-Go n Overvoltage Protection Guards Against Damage n 180mΩ Internal Ideal Diode Plus Optional External Ideal Diode Controller Seamlessly Provides Low Loss PowerPath When Input Power is Limited or Unavailable n Instant-On Operation with Discharged Battery n Full Featured Li-Ion/Polymer Battery Charger n Bat-Track™ Adaptive Output Control For Efficient Charging n 1.2A Max Input Current Limit n 1.2A Max Charge Current with Thermal Limiting n Battery Float Voltage: 4.2V (LTC4160), 4.1V (LTC4160-1) n Low Battery Powered Quiescent Current (8µA) n 20-pin 3mm × 4mm × 0.
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