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PDF AXP202 Data sheet ( Hoja de datos )
| Número de pieza | AXP202 | |
| Descripción | Single Cell Li-Battery PWM Charger and Power System Management IC | |
| Fabricantes | X-Powers | |
| Logotipo |  |
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DATASHEET
AXP202
Single Cell Li-Battery PWM Charger and Power System Management IC
X-Powers
© 2010 X-Powers Limited - All rights reserved
Free Datasheet http://www.datasheet4u.com/
1 page  
AXP202
Single Cell Li-Battery PWM Charger and Power System Management IC
4．极限参数(Absolute Maximum Ratings)
Symbol
ACIN
VBUS
TJ
Ts
TLEAD
VESD
PD
Description
Input Voltage 输入电压
Input Voltage 输入电压
Operating Temperature Range 工作温度
Storage Temperature Range 储运温度
Maximum Soldering Temperature (at leads，10sec)
锡焊温度
Maximum ESD stress voltage，Human Body Model
抗静电能力
Maximum Power Dissipation
功率消耗耐受
Value
-0.3 to 11
-0.3 to 11
-40 to 130
-40 to 150
300
>4000
2100
Units
V
V
℃
℃
℃
V
mW
5．电气特性(Electrical Characteristics)
VIN =5V， BAT=3.8V， TA= 25℃
SYMBOL DESCRIPTION
ACIN
VIN
IOUT
VUVLO
VOUT
RACIN
ACIN Input Voltage
VOUT Current Available Before
Loading BAT
ACIN Under Voltage Lockout
IPS Output Voltage
Internal Ideal Diode On
Resistance
VBUS
VIN
IOUT
VUVLO
VOUT
RVBUS
VBUS Input Voltage
VOUT Current Available Before
Loading BAT
VBUS Under Voltage Lockout
IPS Output Voltage
Internal Ideal Diode On
Resistance
Battery Charger
VTRGT
BAT Charge Target Voltage
ICHRG
Charge Current
ITRKL
Trickle Charge Current
CONDITIONS
500mV Voltage Drop
PIN to PIN, ACIN to
IPSOUT
PIN to PIN, VBUS to
IPSOUT
MIN
3.8
2.9
3.8
2.9
-0.5%
TYP
2500
3.8
500
3.8
4.2
1200
10%
MAX
6.3
5.0
170
6.3
900
5.0
300
+0.5%
1800
UNITS
V
mA
V
V
mΩ
V
mA
V
V
mΩ
V
mA
ICHRG
VQ.QW WPPIQPWE CC
Confidential
www.x-powers.com
Page 5/46
Free Datasheet http://www.datasheet4u.com/
5 Page 
AXP202
Single Cell Li-Battery PWM Charger and Power System Management IC
7．管脚定义(Pin Description)
Num
Name
1 SDA
2 SCK
3 GPIO3
4 N_OE
5 GPIO2
6 N_VBUSEN
7 VIN2
8 LX2
9 PGND2
10 DCDC2
11 LDO4
12 LDO2
13 LDO24IN
14 VIN3
15 LX3
16 PGND3
17 DCDC3
18 GPIO1
19 GPIO0
20 EXTEN
21 APS
22 AGND
23 BIAS
24 VREF
25 PWROK
26 VINT
27 PWREN
28 LDO1
Type
IO
I
IO
I
IO
I
PI
IO
G
I
O
O
PI
PI
IO
G
I
IO
IO
O
PI
G
IO
O
O
PO
IO
O
Condition
REG9EH[7]
REG92H[2:0]
REG93H[2:0]
REG90H[2:0]
Function Description
Data pin for serial interface,normally it connect a 2.2K
resistor to 3.3V I/O power
It is the Clock pin for serial interface,normally it connect
a 2.2K resistor to 3.3V I/O power
GPIO 3
Power output on/off switch
GND:on； IPSOUT:off
GPIO 2
VBUS to IPSOUT Selection
GND:IPSOUT select VBUS
High:IPSOUT do not select VBUS
DCDC2 input source
Inductor Pin for DCDC2
NMOS Ground for DCDC2
DC-DC2 feedback pin
Output Pin of LDO4
Output Pin of LDO2
Input to LDO2 and LDO4
DCDC3 input source
Inductor Pin for DCDC3
NMOS GND for DCDC3
Feed back to DCDC3
GPIO 1
ADC Input
GPIO 0
Low noise LDO/Switch
ADC Input
External Power Enable
Internal Power Input
Analog Ground
External 200Kohm 1% resistor
Internal reference voltage
Power Good Indication Output
Internal logic power, 2.5V
It is the Power domain enable signal
LDO1 output，for Host RTC block
VQ.QW WPPIQPWE CC
Confidential
www.x-powers.com
Page 11/46
Free Datasheet http://www.datasheet4u.com/
11 Page | ||
| Páginas | Total 46 Páginas | |
| PDF Descargar | [ Datasheet AXP202.PDF ] | |
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