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AXP202 Datasheet(PDF) 1 Page - Shenzhen X-Powers Technology Co ., Ltd |
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AXP202 Datasheet(HTML) 1 Page - Shenzhen X-Powers Technology Co ., Ltd |
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1 / 4 page  AXP202 www.x-powers.com Copyright © 2016 X-Powers Limited. All Rights Reserved Revision 1.0 1 Single Cell Li-Battery PWM Charger and Power System Management IC FEATURES Battery Management o Operation Voltage: 2.9V~6.3V (AMR：-0.3V~15V) o Configurable Intelligent Power Select system o Current and voltage limit of adaptive USB or AC adapter input o The resistance of internal ideal diode lower than 100mΩ • Full-integrated Charger o Max Charge Current up to 1.8A o Battery temperature monitor o Support USB-Compatible charger o High precision as 0.5% o support 4.1V/4.15V/4.2V/4.36V battery o Charging process control automatically o LED driver to indication the charging status o Auto adjust the charging current according to the system load • Backup Battery o Provide power to RTC module by using the backup battery o Integrated an backup battery charger • 2 Synchronous Duck DC-DC o DC-DC1 : PWM Charger o DC-DC2 : 1.6A ,with Voltage from 0.7V to 2.275V and 25mV/step, supporting Voltage Ramp Control(VRC) o DC-DC3 : 1.2A with Voltage from 0.7V to 3.5V and 25mV/step • 5 Low-dropout Linear Regulator(LDO) o LDO1:Always-on 30mA LDO1 o LDO2:200mA Low Noise with voltage from 1.8V to 3.3V and 100mV/step o LDO3:200mA with Voltage from 0.7V to 3.5V and 25mV/step o LDO4:200mA Low Noise with voltage from 1.8V to 3.3V and 100mV/step o LDO5:50mA Low Noise with voltage from 1.8V to 3.3V and 100mV/step NOTE: VRC，Voltage Ramp Control • Signal Capture o built-in 16 channel 12 Bit ADC o 4 external input channels o Built-in high precision coulomb counter and fuel-gauge system o Wealthily power information，such as the real-time power dissipation (mA or mW)， remaining battery status(% or mAh)，and remaining battery or charging time o Low power warning and protection o Provide temperature information of chip • Host Interface o Host can exchange data with processor by TWSI o Flexibility to configure the interrupt management o Multi-function GPIO can be set to IO,PWM ,current sink and other function o Built-in timer o Four registers can be used to save the data when system shutdown • System Management o Soft reset or hardware reset o Support soft shutdown or hardware shutdown, and external wakeup o Monitoring output voltage, self-diagnostic function o PWROK is used for system reset o External power source detect (insert/remove/lack of driving capacity ) o Soft start o Over voltage protection /under voltage protection (OVP/UVP) o Over current protection (OCP) o Over temperature protection (OTP) o Support OTG VBUS power state setting/monitoring • Fully Integration o high precision internal Reference Voltage （ 0.5%） o Built-in MOSFET |
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