AAT3601_08 Datasheet, PDF (6/37 Pages) Advanced Analogic Technologies – Total Power Solution for Portable Applications

PRODUCT DATASHEET
AAT3601178
Total Power Solution for Portable Applications
Electrical Characteristics¹
V_IN = 5V, V_BAT = 3.6V, -40°C ≤ T_A ≤ +85°C, unless otherwise noted. Typical values are T_A = 25°C.
Symbol Description
Power Supply
V_CHGIN
CHGIN Input Voltage
I_Q
Battery Standby current
I_SHDN
Battery Shutdown Current
UVLO
Under-Voltage Lockout for CHGIN
Battery Under-Voltage Lockout
I_BAT
Leakage Current from BAT Pin
Reset Timers
t_RSTIN
t_RSTLPW
Reset Timer for Non-Permanent Supplies
Reset Timer for Permanent Supplies
RESET_THR RESET Comparator Threshold
t_WDI
Watchdog Timeout Period
WDI_PW WDI Pulse Width
WDI_THRL WDI Input Threshold VIL
WDI_THRH WDI Input Threshold VIH
WDI_LK WDI Input Current
Charger Voltage Regulation
Conditions
LDO1 + LDO2 + LDO5, No Load
EN_SYS, EN_PE = High, EN_NP = Low
CHGIN rising
CHGIN falling
BAT rising
BAT falling
V_BAT = 4V, V_CHGIN = 0V
Buck, OUT2, and OUT4 in Regulation
OUT1, OUT3, and OUT5 in Regulation
For Each Output Falling, Typical
Hysteresis = 2.7%
WDI = 0 or SYSOUT
Min Typ Max Units
4.5
6
200
10.0
4.25 4.5
4.15
2.6
2.35
2
5
5
600
88.3
50
0.1
1.2
-1
10
800
91.3
15
1000
94.3
70
0.4
1
V
μA
μA
V
V
V
V
μA
ms
ms
% of
typ
ms
μs
V
V
μA
V_{BAT_REG} Output Charge Voltage Regulation
0°C ≤ T_A ≤ +70°C
4.158 4.200 4.242
V
V_MIN
Preconditioning Voltage Threshold
V_RCH
Battery Recharge Voltage Threshold
Charger Current Regulation
I_{CH_CC}
Constant-Current Mode Charge Current
KI_SET
I_{CH_PRE}
Charge Current Set Factor: I_{CH_CC}/I_ISET
Preconditioning-Charge Current
I_{CH_TERM} Charge Termination Threshold Current
(No trickle charge option can be made
available)
2.6
I²C Recharge Code = 00 (default)
I²C Recharge Code = 01
I²C Recharge Code = 10
I²C Recharge Code = 11
R_ISET = 1.24k (for 0.8A), USE_USB =
Low, I²C ISET code = 000, V_BAT = 3.6V,
V_CHGIN = 5.0V
USE_USB = High, I²C ISET code = 000,
V_BAT = 3.6V
Constant-Current mode, V_BAT = 3.6V
R_ISET = 1.24kΩ; USE_USB = Low
I²C ISET code = 000, USE_USB = High
I²C Term code = 00 (default)
I²C Term code = 01
I²C Term code = 10
I²C Term code = 11
720
85
2.8 3.0
V
4.00
V
4.05
V
4.10
V
4.15
V
800
100
800
12
50
5
10
15
20
880
mA
115
% I_{CH_CC}
mA
% I_{CH_CC}
1. Specification over the –40°C to +85°C operating temperature range is assured by design, characterization and correlation with statistical process controls.
6
www.analogictech.com
3601.2008.07.1.1