LTC4065L/
LTC4065LX/LTC4065L-4.1
The
l
denotes specifications which apply over the full operating
temperature range, otherwise specifications are T
A
= 25°C. V
CC
= 5V, V
BAT
= 3.8V, V
EN
= 0V unless otherwise specified. (Note 2)
SYMBOL PARAMETER
V
CC
I
CC
I
CCMS
I
CCUV
V
FLOAT
V
CC
Supply Voltage
Quiescent V
CC
Supply Current
V
CC
Supply Current in Shutdown
V
CC
Supply Current in Undervoltage
Lockout
V
BAT
Regulated Output Voltage
CONDITIONS
(Note 4)
V
BAT
= 4.5V (Forces I
BAT
and I
PROG
= 0)
V
EN
= 5V
V
CC
< V
BAT
, V
CC
= 3.5V, V
BAT
= 4V
I
BAT
= 2mA
I
BAT
= 2mA, 0°C < T
A
< 85°C
I
BAT
= 2mA (LTC4065L-4.1)
I
BAT
= 2mA, 0°C < T
A
< 85°C (LTC4065L-4.1)
R
PROG
= 13.3k (0.1%), Current Mode
R
PROG
= 1.33k (0.1%), Current Mode
V
EN
= V
CC
V
CC
= 3.5V, V
BAT
= 4V
V
CC
Rising
V
CC
Falling
R
PROG
= 1.33k, I
PROG
= 0.75mA
R
PROG
= 13.3k, I
PROG
= 75μA
l
l
l
l
l
l
l
l
l
l
l
l
ELECTRICAL CHARACTERISTICS
MIN
3.75
TYP
120
20
6
MAX
5.5
250
40
11
4.225
4.242
4.125
4.142
17.5
162
1
4
3.8
3.2
1.02
1.02
100
45
1
UNITS
V
μA
μA
μA
V
V
V
V
mA
mA
μA
μA
V
V
V
V
mV
mV
V
V
MΩ
μs
mA
V
mV
mV
mV
mV
Hrs
Hrs
Hrs
mV
4.175
4.158
4.075
4.058
13.5
148
–1
0
3.4
2.8
0.98
0.98
60
15
0.6
l
4.2
4.2
4.1
4.1
15.5
155
0
1
3.6
3.0
1
1
80
30
I
BAT
I
BMS
I
BUV
V
UVLO
V
PROG
V
ASD
V
MSH
V
MSL
R
EN
t
SS
I
TRKL
V
TRKL
V
TRHYS
ΔV
UVCL1
ΔV
UVCL2
t
TIMER
BAT Pin Current
Battery Drain Current in Shutdown
Mode
Battery Drain Current in Undervoltage
Lockout
V
CC
Undervoltage Lockout Voltage
PROG Pin Voltage
Automatic Shutdown Threshold Voltage (V
CC
– V
BAT
), V
CC
Low to High
(V
CC
– V
BAT
), V
CC
High to Low
Manual Shutdown High Voltage
Manual Shutdown Low Voltage
EN
Pin Input Resistance
Soft-Start Time
Trickle Charge Current
Trickle Charge Threshold Voltage
Trickle Charge Hysteresis Voltage
(V
CC
– V
BAT
) Undervoltage Current
Limit
Termination Timer
Recharge Time
Low-Battery Trickle Charge Time
V
BAT
= 2.5V
I
CHRG
= 5mA
V
BAT
= 2V, R
PROG
= 1.33k (0.1%) (Note 7)
V
BAT
Rising (Note 7)
(Note 7)
V
FLOAT
– V
RECHRG
, 0°C < T
A
< 85°C
I
BAT
= 90%, R
PROG
= 2k, Programmed Charge Current
I
BAT
= 10%, R
PROG
= 2k, Programmed Charge Current
l
l
l
l
l
V
EN
Rising
V
EN
Falling
0.9
13
2.7
70
150
80
3
1.5
0.75
1.5
170
15.5
2.9
90
100
190
125
4.5
2.25
1.125
60
3.3
18
3.05
130
300
150
6
3
1.5
105
ΔV
RECHRG
Recharge Battery Threshold Voltage
V
CHRG
CHRG
Pin Output Low Voltage
4065lfb
3
LINEAR [ LINEAR INTEGRATED SYSTEMS ]
