AAT3692 Datasheet, PDF (4/19 Pages) Skyworks Solutions Inc. – Dual Input 1.6A Linear Charger with 28V OVP in a 3x4 TDFN Package

DATA SHEET
AAT3692
Dual Input 1.6A Linear Charger with 28V OVP in a 3x4 TDFN Package
Electrical Characteristics¹
V_ADP = V_USB = 5V, T_A = -25°C to +85°C, unless otherwise noted. Typical values are at T_A = 25°C.
Symbol Description
Operation
V_{ADP_MAX,}
V_{USB_MAX}
V_ADP, V_USB
Input Over-Voltage Protection Range
ADP and USB Normal Operating Input Voltage
Range
I_{ADP_OP,}
I_{USB_OP}
Operating Current
I_SD(OFF) Shutdown Supply Current
I_STANDBY Standby Mode Current
I_BAT
Leakage Current from BAT Pin
Over-Voltage Protection
V_OVPT
Over-Voltage Protection Trip Voltage
Hysteresis
Battery Charger
V_{UVLO_ADP,} Under-Voltage Lockout Threshold
V_{UVLO_USB} UVLO Hysteresis
Voltage Regulation
V_{BAT_EOC}
V_CH/V_CH
V_MIN
Output Charge Voltage Regulation
Output Charge Voltage Tolerance
Preconditioning Voltage Threshold
V_RCH
Battery Recharge Voltage Threshold
Battery Charging Device
R_DS(ON) Charging and OVP Total ON Resistance
Current Regulation
I_{LIM_ADP}
I_{LIM_USB}
I_{CH_CC}
V_ADPSET,
V_USBSET
V_TERM
KI_ADPSET
KI_USBSET
I_{CH_TRK}/
I_{CH_CC}
I_{CH_TERM}/
I_{CH_CC}
ADP Charge Current Programmable Range
USB Charge Current Programmable Range
Constant-Current Mode Charge Current
ADPSET, USBSET Pin Voltage
TERM Pin Voltage
Charge Current Set Factor: I_{CH_CC}/I_ADPSET
Charge Current Set Factor: I_{CH_CC}/I_USBSET
Trickle Charge Current Percentage
Charge Termination Threshold Current
Percentage
Conditions
Min Typ Max
3.0
V_ADP or V_USB = 5V, Charge current =
100mA, EN = 0V
V_ADP or V_USB = 5V, EN = 5V
Charge Terminated
V_BAT = 4V, USB and ADP open
Rising edge
7.05
0.5
8
300
1
7.2
300
28
7.05
1.5
4
7.5
Rising edge
3.0
150
4.158
2.4
4.20
0.5
2.6
V_{BAT_EOC}
- 0.1
4.242
2.8
V_ADP or V_USB = 5V, T_A = 25°C
600
V_BAT = 3.6V
100
50
-10
R_TERM = 13.3kΩ
Constant current mode, V_BAT = 3.6V
Constant current mode, V_BAT = 3.6V
R_ADPSET = 8k
5
I_{CH_CC} ≥ 800mA, R_TERM = 13.3kΩ
8
1600
500
10
2
0.2
800
800
10
15
10
12
Units
V
V
mA
μA
μA
μA
V
mV
V
mV
V
%
V
V
m
mA
mA
%
V
V
%
%
1. The AAT3692 is guaranteed to meet performance specifications over the -40°C to +85°C operating temperature range and are assured by design, characterization and correla-
tion with statistical process controls.
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
4
201895B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • April 27, 2012