LTC4071
Typical perForMance characTerisTics
LBC vs I
BAT
4.3
4.2
4.1
3.9
LBC_V
CC
(V)
3.7
3.5
3.3
3.1
2.9
0.01
0.1
1
I
BAT
(mA)
10
100
4071 G01
T
A
= 25°C, unless otherwise noted.
LBD/LBC vs Temperature
(LBSEL = V
CC
)
3.7
LBD/LBC vs Temperature
(LBSEL = GND)
ADJ = V
CC
NTC = NTCBIAS
I
BAT
= –1mA
LBC_V
CC
LBSEL = GND
4.0
LBD/LBC (V)
3.8
3.6
3.4
3.2
3.5
LBD/LBC (V)
3.3
3.1
2.9
ADJ = V
CC
NTC = NTCBIAS
I
BAT
= –1mA
LBC_V
CC
LBSEL = V
CC
LBC_BAT
LBC_BAT
LBD
LBD
2.7
2.5
–50
3.0
–50
–25
0
25
50
75
100
125
–25
0
25
50
75
100
125
TEMPERATURE (°C)
TEMPERATURE (°C)
4071 G02
4071 G03
5.5
R
DS(ON)
vs Temperature
2000
1800
I
CC
vs V
CC
ADJ = V
CC
LBSEL = V
CC
NTC = NTCBIAS
125°C RISING
125°C FALLING
25°C RISING
25°C FALLING
–45°C RISING
–45°C FALLING
1000
900
800
I
CCQ
(nA)
I
CCQ
vs Temperature
ADJ = V
CC
LBSEL = V
CC
NTC = NTCBIAS
HBO LOW
5.0
1600
1400
R
DS(ON)
( )
I
CC
(nA)
4.5
1200
1000
800
600
700
600
500
400
4.0
3.5
400
200
3.0
–50
–25
0
25
50
75
100
125
0
0
0.5
1
1.5
2
2.5
3
3.5 4.0
4071 G05
300
–50
–25
0
25
50
75
100
125
TEMPERATURE (°C)
4071 G04
V
CC
(V)
TEMPERATURE (°C)
4071 G06
HBO Thresholds vs Temperature
250
ADJ = V
CC
LBSEL = V
CC
NTC = NTCBIAS
4.25
4.20
4.15
V
F
vs Temperature
LBSEL = V
CC
NTC = NTCBIAS
ADJ = V
CC
Load Regulation
4.125
4.120
4.115
V
CC
(V)
ADJ = FLOAT
ADJ = FLOAT
NTC = NTCBIAS
LBSEL = V
CC
200
HBOTH/HY (mV)
HBOHY
V
F
(V)
150
4.10
4.05
4.110
4.105
100
HBOTH
50
4.00
3.95
–50
ADJ = GND
4.100
4.095
0
–50
–25
0
25
50
75
100
125
–25
0
25
50
75
100
125
0
10
20
30
I
CC
(mA)
40
50
60
4071 G09
TEMPERATURE (°C)
TEMPERATURE (°C)
4071 G07
4071 G08
4071fc
4
LINEAR [ LINEAR INTEGRATED SYSTEMS ]
