Datasheet

LTC3559/LTC3559-1
5
3559fb
TEMPERATURE (°C)
–55
3.9
4.0
4.2
545
3559 G07
3.8
3.7
–35 –15
25 65 85
3.6
3.5
4.1
V
CC
(V)
BAT = 3.5V
RISING
FALLING
TEMPERATURE (°C)
–55
I
BAT
(μA)
2.0
2.5
3.0
545
3559 G08
1.5
1.0
–35 –15
25 65 85
0.5
0
BAT = 4.2
(LTC3559)
EN1 = EN2 = 0V
BAT = 3.6
I
BAT
(mA)
0
V
PROG
(V)
0.4
0.8
1.2
0.2
0.6
1.0
100 200 300 400
3559 G09
500500 150 250 350 450
V
CC
= 5V
HPWR = 5V
R
PROG
= 1.74k
EN1 = EN2 = 0V
V
CC
(V)
4.3
440
I
BAT
(mA)
450
460
470
480
500
4.5
4.6 4.9 5.1
3559 G04
5.34.4
4.7
4.8 5.0 5.2 5.4 5.5
490
445
455
465
475
495
485
V
CC
= 5V
HPWR = 5V
R
PROG
= 1.74k
EN1 = EN2 = 0V
Battery Charge Current
vs Supply Voltage
Battery Charge Current
vs Battery Voltage (LTC3559)
Battery Charge Current
vs Ambient Temperature in
Thermal Regulation
TYPICAL PERFORMANCE CHARACTERISTICS
Battery Charger Undervoltage
Lockout Threshold vs Temperature
PROG Voltage
vs Battery Charge Current
Recharge Threshold
vs Temperature
Battery Charger FET
On-Resistance vs Temperature
SUSP/HPWR Pin Rising
Thresholds vs Temperature
V
BAT
(V)
2
I
BAT
(mA)
300
400
500
4
3559 G05
200
100
250
350
450
150
50
0
2.5
3
3.5
4.5
V
CC
= 5V
R
PROG
= 1.74k
HPWR = 5V
HPWR = 0V
TEMPERATURE (°C)
–55
0
I
BAT
(mA)
50
150
200
250
500
350
–15
25
45 125
3559 G06
100
400
450
300
–35 5
65
85
105
V
CC
= 5V
HPWR = 5V
R
PROG
= 1.74k
EN1 = EN2 = 0
Battery Drain Current in
Undervoltage Lockout
vs Temperature
TEMPERATURE (°C)
–55
75
V
RECHARGE
(mV)
79
87
91
95
115
103
–15
25
45
3559 G10
83
107
111
99
–35
5
65
85
V
CC
= 5V
TEMPERATURE (°C)
–55
R
ON
(mΩ)
500
550
600
85
3559 G11
450
400
300
–35
–15 5 25 45 65
350
700
650
V
CC
= 4V
I
BAT
= 200mA
EN1 = EN2 = 0V
TEMPERATURE (°C)
–55
THRESHOLD (V)
1.1
5
3559 G12
0.8
0.6
–35 –15 25
0.5
0.4
1.2
1.0
0.9
0.7
45 65 85
V
CC
= 5V