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LTC3555-1 - High Efficiency USB Power Manager + Triple Step-Down DC/DC

Download the LTC3555-1 datasheet PDF. This datasheet also covers the LTC3555 variant, as both devices belong to the same high efficiency usb power manager + triple step-down dc/dc family and are provided as variant models within a single manufacturer datasheet.

Description

The LTC®3555 family are highly integrated USB compatible power management and battery charger ICs for Li-Ion/Polymer battery applications.

Features

  • Power Manager n High Efficiency Switching PowerPath™ Controller with Bat-Track™ Adaptive Output Control n Programmable USB or Wall Current Limit (100mA/500mA/1A) n Full Featured Li-Ion/Polymer Battery Charger n 1.5A Maximum Charge Current n Internal 180mΩ Ideal Diode + External Ideal Diode Controller Powers Load in Battery Mode n Low No-Load Quiescent Current when Powered from BAT (.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (LTC3555_LinearTechnology.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
FEATURES Power Manager n High Efficiency Switching PowerPath™ Controller with Bat-Track™ Adaptive Output Control n Programmable USB or Wall Current Limit (100mA/500mA/1A) n Full Featured Li-Ion/Polymer Battery Charger n 1.5A Maximum Charge Current n Internal 180mΩ Ideal Diode + External Ideal Diode Controller Powers Load in Battery Mode n Low No-Load Quiescent Current when Powered from BAT (<32µA) DC/DCs n Triple High Efficiency Step-Down DC/DCs (1A/400mA/400mA IOUT) n All Regulators Operate at 2.25MHz n Dynamic Voltage Scaling on Two Outputs n I2C or Independent Enable, VOUT Controls n Low No-Load Quiescent Current: 20µA n 28-Pin (4mm × 5mm × 0.
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