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AXP202 Datasheet(PDF) 3 Page - List of Unclassifed Manufacturers

Part # AXP202
Description  Single Cell Li-Battery PWM Charger and Power System Management IC
PDF  48 Pages
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Manufacturer  ETC2 [List of Unclassifed Manufacturers]
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AXP202 Datasheet(HTML) 3 Page - List of Unclassifed Manufacturers

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Single Cell Li-Battery PWM Charger and Power System Management IC
AXP202
2
． Feature
• Intelligent Power Select(IPS)
o
Wide input Voltage
2.9V~6.3V (AMR：-0.3V~11V)
o
Configurable highefficient IPS system
o
Adaptive USB(supporting USB3.0) or
AC-adaptor with voltage/current-limit
(4.4V/900mA/500mA/100mA)
o
Equivelent Resistance of Batter Power Path
less than 75mΩ
• Fully Integrated PWM Charger
o
Max Charge Current up to 1.8A
o
Support Battery Temperature Monitoring
o
Support USB compatible
charger( supporting USB3.0)
o
Support Battery of Various Voltage such as
4.1V/4.15V/4.2V/4.36V
o
Automatic Charge Procedure Management
o
Directly drive LED to indicate charge
status
o
Automatical scaling of charge current
according to the System Load
• Backup Battery
o
Backup Battery to Supply Power for RTC
o
Support Backup Battery Charge with
Adjustable Charge Current
• 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
• Signal Capture System
o
12 channel on-chip 12-bit ADC
o
Support 2 external signal input
o
Provide Battery and External Input Power Current
and Voltage
o
On-chip Coulometer and Fuelgauge with High
Precision
o
Provide Various Power Management data such as
Transient Power Consumption(mA or mW),
Remaining Battery Life(% or mAh)，Charge State(%)
and Charge Time
o
Two-level Low-Power Warning & Protection
o
Provide AXP202 Die Temperature
• Host Interface
o
Host can exchange data with PMIC via TWSI
o
Flexible Interrupts and Sleep Management
o
Flexible Pin Function Configuration. Multiple GPIO
can be set as IO, ADC and so on
o
On-chip Configurable Timer
o
12 Registers for Data storage during System
Power-off
• System Management
o
Support Soft Reset and Hard Reset
o
Support Soft Power-off and Hard Power-off
o
Support Exteranl Wakeup Triggers
o
Support Output Voltage Monitoring and
Self-Diagnosis
o
Output PWROK indicating System Reset or
Power-off
o
External Power
Detection(Plugin/Removal/Inqualified Drive
Capability)
o
Support Soft Power-on for Input & Output
o
Overvoltage/Undervoltage Protection(OVP/UVP)
o
Overcurrent Protection(OCP)
o
Overtemperature Protection(OTP)
o
Support OTG VBUS Power State Setting/Monitoring
• Highly Integration
o
Internal Reference Voltage with High Accuracy
(0.5%)
o
On-chip MOSFET
o
Customizable Timing and Output Voltage



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