TPS658622A TPS658622AZQZR Multi-Channel Power Management IC

Features

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FEATURES

BATTERY CHARGER

Complete Charge Management Solution for a

Single-Cell Li-Ion/Li-Pol Cell With Dynamic

Power Management and Thermal Foldback

Maximum 1-A Charge Current

Programmable Adapter and USB Charge Operation

INTEGRATED POWER SUPPLIES

3 Programmable Step-Down Converters

Software-Controlled Enable/Forced PWM Mode

Automatic Power-Saving Mode

Maximum 1.5-A Outputs (SM0, SM2)

Maximum 2-A Output (SM1)

11 Programmable General-Purpose LDOs

7 With Output Voltages of 1.25 V to 3.3 V

2 With Output Voltages of 0.725 V to 1.5 V or 1.25 V to 2.586 V

(Factory Configurable)

1 Always On With Output Voltages of 1.25 V to 3.3 V

1 With Output Voltage of 1.7 V to 2.475 V

DISPLAY SUPPORT FUNCTIONS

4 PWM Outputs With Programmable Frequency and Duty Cycle

Dual RGB LED Drivers

Constant-Current WLED Driver

26.5 V (Max.) at 25 mA

Overvoltage Protection

Programmable Current-Level and Brightness Control

HOST INTERFACE

Interrupt Controller With Maskable Interrupts

External ADC Triggering and Step-Down

Converter Mode Control

SYSTEM MANAGEMENT

Dual-Input Power Path

USB Current Limiting

Max. 18-V Overvoltage Protection

Power-Good Monitoring on All Supply Outputs

Software Reset Function

Hardware On/Off and Reboot Control

11-Channel ADC With 3 Operating Modes

Single Conversion

Peak Detection

Averaging

Applications

Smart Phones

Portable Navigation Devices

Portable Media Players