SE9018 Datasheet, PDF (4/9 Pages) Seaward Electronics Inc. – 1A Standalone Linear Li-lon Battery Charger

SE9018
1A Standalone Linear Li-lon Battery Charger
Electrical Characteristics
V_IN = 5V; T_J = 25°C; unless otherwise specified.
Symbol
Parameter
Conditions
V _CC
Input Supply Voltage
Charge Mode，R_PROG=2K
Standby Mode
I_CC
Input Supply Current
(Charge Terminated)
V_FLOAT
I_BAT
Regulated Output Voltage
BAT Pin Current
Shutdown Mode
(R_PROG Not Connected,
V_CC < V_BAT, or V_CC < V_UV)
I_BAT = 30mA, R_PROG=10K
R_PROG=2K，Current Mode
R_PROG=1K，Current Mode
Standby Mode V_BAT=4.3V
Shutdown Mode(R_PROG
Not Connected)
Sleep Mode，V_CC=0V
I_TRIKL
V_TRIKL
V_TRHYS
V_UV
V_UVHYS
V_ASD
Trickle Charge Current
Trickle Charge Threshold Voltage
Trickle voltage hysteresis voltage
V_CC Under voltage Lockout Threshold
V_CC Under voltage Lockout Hysteresis
V_CC – V_BAT Lockout Threshold Voltage
V_BAT<V_TRIKL，R_PROG=2K
R_PROG=2K，V_BAT Rising
R_PROG=2K
From V_CC Low to High
PROG Pin Rising
PROG Pin Falling
I_TERM
C/10 Termination Current Threshold
V_PROG
I _CHRG
V
STDBY
V_TEMP-H
V_TEMP-L
ΔV_RECHRG
T_LIM
PROG Pin Voltage
CHRG Pin Weak Pull-Down Current
STDBY Pin Output Low Voltage
TEMP pin voltage of the high-end flip
TEMP pin voltage of the low-end flip
Recharge Battery Threshold Voltage
Thermal Protection Temperature
tss
Soft-Start Time
t_RECHARGE
t_TERM
I_PROG
Recharge Comparator Filter Time
Termination Comparator Filter Time
PROG Pin Pull-Up Current
R_PROG=2K
R_PROG=1K
R_PROG=2K，Current Mode
I_CHRG = 5mA
I
=5mA
STDBY
V_FLOAT - V_RECHRG
I_BAT=0 to 1120V/R_PROG
V_BAT High to Low
I_BAT Falling Below I_CHG/10
Min
4.0
4.137
Typ
5
146
70
30
4.2
560
1120
－1
±1
－1
60
2.9
100
3.7
150
150
100
60
100
1.0
80
45
150
145
20
1
1
0.5
Max Unit
6.5
V
μA
μA
μA
4.263 V
mA
mA
μA
μA
μA
mA
V
mV
V
mV
mV
mV
mA
mA
V
0.4
V
0.4
V
%Vcc
%Vcc
mV
℃
μs
ms
ms
μA
Rev1.0
Preliminary and all contents are subject to change without prior notice
© Seaward Electronics Inc., 2013. • www.seawardinc.com.cn • Page 4