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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.

📁 Similar Datasheet

Part Number Description Manufacturer
LTC3555 High Efficiency USB Power Manager + Triple Step-Down DC/DC Linear Technology
LTC3550 Dual Input USB/AC Adapter Li-Ion Battery Charger Linear Technology
LTC3550-1 Dual Input USB/AC Adapter Li-Ion Battery Charger Linear Technology
LTC3552 Standalone Linear Li-Ion Battery Charger and Dual Synchronous Buck Converter Linear Technology
LTC3552-1 Standalone Linear Li-Ion Battery Charger and Dual Synchronous Buck Converter Linear Technology

Other Datasheets by Linear Technology (Analog Devices)

Part Number Description
LTC3555-3 High Efficiency USB Power Manager + Triple Step-Down DC/DC
LTC3553-2 Micropower USB Power Manager
LTC3554 Micropower USB Power Manager
LTC3554-1 Micropower USB Power Manager
LTC3554-2 Micropower USB Power Manager

Full PDF Text Transcription

Click to expand full 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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