AAT3783_12 Datasheet, PDF (5/20 Pages) Skyworks Solutions Inc. – 1-A Linear Li-Ion/Polymer Battery Charger with 28V Over-Voltage Protection

DATA SHEET
AAT3783
1-A Linear Li-Ion/Polymer Battery Charger with 28V Over-Voltage Protection
Electrical Characteristics¹
V_IN = 5V, T_A = -40°C to +85°C; unless otherwise noted, typical values are at T_A = 25°C.
Symbol Description
Logic Control
V_EN(H)
V_EN(L)
V_STAT
I_STAT
V_ADDP
I_ADPP
V_FLT
I_FLT
T_{BLK_FLT}
T_{D_FLT}
T_{RESP_OV}
Input High Threshold
Input Low Threshold
Output Low Voltage
STAT Pin Current Sink Capability
Output Low Voltage
ADPP Pin Current Sink Capability
Output Low Voltage
FLT Pin Current Sink Capability
FLT Blanking Time
FLT Assertion Delay Time from Over-Voltage
Over-Voltage Response Time
T_OVPON OVP Turn-On Delay Time
T_OVPR
OVP Turn-On Rise Time
T_OVPOFF OVP Turn-Off Delay Time
Battery Protection
Conditions
STAT Pin Sinks 4mA
ADPP Pin Sinks 4mA
FLT Pin Sinks 1mA
From De-assertion of OV
From Assertion of OV
V_IN Rise to 7V from 5V in 1ns
Charging current = 500mA,
C_INCHR = 1μF
Charging current = 500mA,
C_INCHR = 1μF
Charging current = 500mA,
C_INCHR = 1μF
V_BOVP
Battery Over-Voltage Protection Threshold
I_BOCP
TC
TK
TV
I_TS
TS1
TS2
T_{LOOP_IN}
T_{LOOP_OUT}
T_REG
T_SHDN
Battery Over-Current Protection Threshold
Trickle Plus Constant Current Mode Timeout
Trickle Timeout
Constant Voltage Mode Time Out
Current Source from TS Pin
TS Hot Temperature Fault
TS Cold Temperature Fault
Thermal Loop Entering Threshold
Thermal Loop Exiting Threshold
Thermal Loop Regulation
Chip Thermal Shutdown Temperature
C_CT = 100nF, V_IN = 5V
C_CT = 100nF, V_IN = 5V
C_CT = 100nF, V_IN = 5V
Threshold
Hysteresis
Threshold
Hysteresis
Threshold
Hysteresis
Min
1.6
5
69
316
2.30
Typ
10
1
1
10
1
6
4.4
105
3
25
3
75
331
25
2.39
25
115
85
100
140
15
Max Units
V
0.4
V
0.4
V
8
mA
0.4
V
8
mA
0.4
V
5
mA
15
ms
μs
μs
ms
ms
μs
V
81
346
2.48
% I_{CH_CC}
Hour
Minute
Hour
μA
mV
V
mV
ºC
ºC
ºC
ºC
1. The AAT3783 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.
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
201903B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • April 27, 2012
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