LTC3586-2 Datasheet, PDF (8/36 Pages) –

LTC3586-2/LTC3586-3
TYPICAL PERFORMANCE CHARACTERISTICS (T_A = 25°C unless otherwise noted)
V_BUS Current vs V_BUS Voltage
(Suspend)
45
40
35
30
25
20
15
10
5
0
0
1
2
3
4
5
V_BUS VOLTAGE (V)
358623 G09
3.3V LDO Output Voltage
vs Output Current, V_BUS = 0V
3.4
BAT = 3.9V, 4.2V
BAT = 3.5V
BAT = 3.4V
BAT = 3.6V
3.2
3.0
Output Voltage vs Output Current
in Suspend
5.0
4.5
4.0
3.5
3.0 _{VBUS = 5V}
BAT = 3.3V
R_CLPROG = 3.01k
2.5
0
0.1
0.2
0.3
0.4
0.5
OUTPUT CURRENT (mA)
358623 G10
Battery Charge Current
vs Temperature
600
500
400
THERMAL REGULATION
300
V_BUS Current vs Output Current in
Suspend
0.5
V_BUS = 5V
BAT = 3.3V
0.4 ^{RCLPROG = 3.01k}
0.3
0.2
0.1
0
0
0.1
0.2
0.3
0.4
0.5
OUTPUT CURRENT (mA)
358623 G11
Battery Charger Float Voltage
vs Temperature
4.21
4.20
4.19
2.8 ^{BAT = 3V}
BAT = 3.1V
BAT = 3.2V
2.6
0
BAT = 3.3V
5
10
15
20
25
OUTPUT CURRENT (mA)
358623 G12
200
100
R_PROG = 2k
10x MODE
0
–40 –20 0
20 40
60 80
TEMPERATURE (°C)
100 120
358623 G13
4.18
4.17
–40
–15
10
35
60
85
TEMPERATURE (°C)
358623 G14
Low Battery (Instant On) Output
Voltage vs Temperature
3.68
BAT = 2.7V
I_VOUT = 100mA
5x MODE
3.66
Oscillator Frequency
vs Temperature
2.6
2.4
BAT = 3.6V
V_BUS = 5V
V_BUS = 0V
3.64
3.62
3.60
–40
–15
10
35
60
85
TEMPERATURE (°C)
358623 G15
2.2
2.0
1.8
–40
BAT = 3V
V_BUS = 0V
BAT = 2.7V
V_BUS = 0V
–15
10
35
60
85
TEMPERATURE (°C)
358623 G16
358623f
8