DATA SHEET
AAT3696
1.6A Li-Ion Battery Charger in a 3x3TDFN Package
Electrical Characteristics1
VIN = 5V, TA = -40 to +85°C, RSET = 3.16kꢀ, VMODE = 0V, BAT = BATS, unless otherwise noted. Typical values are at TA
= 25°C
Symbol Description
Operation
Conditions
Min
Typ
Max Units
VIN_MAX
Input Over-Voltage Protection Range
28
6.5
6.05
0.6
V
V
Refer to Table 4
Refer to Table 4
RSET = 15.8 kꢀ, VEN = 0V, VIN = 5V
3.0
3.0
VIN
Normal Operating Input Voltage Range2, 3
IOP
Operating Current
Charge Function Shutdown Supply
Current (OVP function still active)
0.5
160
0
mA
μA
μA
ISD
VIN =VEN = 5.5V
220
1
IBAT
Leakage Current from BAT Pin
VBAT = 4V, IN Pin Open
Over-Voltage Protection
VIN Rising Edge; Refer to Table 4
VIN Rising Edge; Refer to Table 4
6.5
6.05
6.75
6.25
100
7.0
6.45
Over-Voltage Protection Trip Point2, 3
V
VOVPT
Hysteresis
Dropout Voltage between IN and INCHR
Pins
mV
mV
VDO_OVP
VIN = 5V, ILOAD@BAT = 1000mA, RSET = 1kꢀ
VIN Rising edge
200
Battery Charger
Under-Voltage Lockout Threshold
UVLO Hysteresis
2.5
2.8
150
3.0
V
mV
VUVLO
Dropout Voltage between INCHR and BAT
Pins
Battery Over-Voltage Protection Threshold
VDO_CHARGE
VBOVP
VIN = 4.2V, ILOAD@BAT = 1000mA, RSET = 1kꢀ
200
4.4
mV
V
Voltage Regulation
Refer to Table 4
Refer to Table 4
TA = 25°C
4.20
4.375
V
VCO (REG)
Constant Output Voltage2, 3
-0.5
-1
+0.5
+1
%
%
VCO/VCO Constant Output Voltage Tolerance
TA = -40°C to +85°C
VCO(REG)
- 0.1
2.6
2.2
VRCH
VMIN
Battery Recharge Voltage Threshold
Preconditioning Voltage Threshold2, 3
MODE = High
V
V
Refer to Table 4
Refer to Table 4
2.4
2
2.8
2.4
Current Regulation
ICC_RANGE Charge Current Programmable Range
100
-15%
-10%
-10%
-15%
1.98
1600
+15%
+10%
+10%
+15%
2.02
mA
mA
mA
mA
mA
RSET = 15.8kꢀ, VBAT = 3.6V
RSET = 3.16kꢀ, VBAT = 3.6V
RSET = 1.58kꢀ, VBAT = 3.6V
RSET = 1kꢀ, VBAT = 3.6V
TA = 25°C
110
500
1000
1500
2
ICH_CC
Constant-Current Mode Charge Current
VISET
KIISET
ICH_TRK
ISET Pin Voltage
V
TA = -40°C to +85°C
VBAT = 3.6V
1.9
2
790
2.1
Charge Current Set Factor: ICH_CC/IISET
Trickle Charge Current
%
ICH_CC
%
VBAT = 2.3V
12
10
ICH_TERM
Charge Termination Threshold Current
ICH_CC
1. The AAT3696 is guaranteed to meet performance specifications over the -40°C to +85°C operating temperature range and is assured by design, characterization and correla-
tion with statistical process controls.
2. Only options -1, -2, -5, and -6 are available.
3. Please refer to Table 9 on page 19 for complete list of options.
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com
4
201897B
• Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • April 27, 2012