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TPS65217B

Texas Instruments
Part Number TPS65217B
Manufacturer Texas Instruments
Description Single-Chip PMIC
Published Sep 30, 2019
Detailed Description Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design TPS65217 SLVSB6...
Datasheet PDF File TPS65217B PDF File

TPS65217B
TPS65217B


Overview
Product Folder Order Now Technical Documents Tools & Software Support & Community Reference Design TPS65217 SLVSB64I – NOVEMBER 2011 – REVISED MARCH 2018 TPS65217x Single-Chip PMIC for Battery-Powered Systems 1 Features •1 Charger and Power Path – 2-A Output Current on Power Path – Linear Charger; 700-mA Maximum Charge Current – 20-V Tolerant USB and AC Inputs – Thermal Regulation, Safety Timers – Temperature Sense Input • Step-Down Converter (DCDC1, DCDC2, DCDC3) – Three Step-Down Converter With Integrated Switching FETs – 2.
25-MHz Fixed Frequency Operation – Power-Save Mode at Light-Load Current – Output Voltage Accuracy in PWM Mode ±2% – 100% Duty Cycle for Lowest Dropout – Typical 15-µA Quiescent per Converter – Passive Discharge to Ground When Disabled • LDO Regulators (LDO1, LDO2) – Two Adjustable LDOs – LDO2 can be Configured to Track DCDC3 – Typical 15-µA Quiescent Current • Load Switches (LDO3, LDO4) – Two Independent Load Switches That Can Be Configured as LDOs • WLED Driver – Internally Generated PWM for Dimming Control – 38-V Open-LED Protection – Supports Two Strings of up to 10 LEDs at 25 mA Each – Internal Low-Side Current Sinks • Protection – Undervoltage Lockout and Battery Fault Comparator – Always-On Push-Button Monitor – Hardware Reset Pin – Password Protected I2C Registers • Interface – I2C Interface (Address 0x24) – Password-Protected I2C Registers 1 2 Applications • Sitara™ AM335x Processor Power • Portable Navigation Systems • Tablet Computing • 5-V Industrial Equipment 3 Description The TPS65217x is a single-chip power management IC (PMIC) specifically designed to power the AM335x ARM® Cortex®-A8 processor in portable and 5-V linepowered applications.
The PMIC device provides a linear battery charger for single-cell Li-ion and Lipolymer batteries, dual-input power path, three stepdown converters, four low-dropout (LDO) regulators, and a high-efficiency boost converter to power two strings of up to 10 LEDs each.
The system can be sup...


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