LTC3559 Linear Technology, LTC3559 Datasheet - Page 5

• Manufacturer Part Number: LTC3559
• Description: Linear USB Battery Charger
• Manufacturer: Linear Technology

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TYPICAL PERFORMANCE CHARACTERISTICS
115
111
107
103
140
120
100
3.5
4.2
4.1
4.0
3.9
3.8
3.7
3.6
99
95
91
87
83
79
75
80
60
40
20
0
–55
–55
–55
Battery Charger Undervoltage
Lockout Threshold vs Temperature
Recharge Threshold
vs Temperature
⎯ C ⎯ H ⎯ R ⎯ G Pin Output Low Voltage
vs Temperature
BAT = 3.5V
V
V
I
CHRG
CC
CC
–35
–35
–35
= 5V
= 5V
= 5mA
–15
–15
–15
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
FALLING
5
RISING
5
5
25
25
25
45
45
45
65
65
65
3559 G07
3559 G13
3559 G10
85
85
85
700
650
600
550
500
450
400
350
300
3.0
2.5
1.0
2.0
1.5
0.5
70
60
50
40
30
20
10
0
0
–55
–55
0
Battery Drain Current in
Undervoltage Lockout vs
Temperature
Battery Charger FET
On-Resistance vs Temperature
⎯ C ⎯ H ⎯ R ⎯ G Pin I-V Curve
V
I
EN1 = EN2 = 0V
V
BAT = 3.8V
EN1 = EN2 = 0V
BAT
CC
CC
–35
–35
= 4V
= 5V
= 200mA
1
–15
–15
TEMPERATURE (°C)
TEMPERATURE (°C)
2
BAT = 4.2
CHRG (V)
5
5
3
25
25
BAT = 3.6
4
45
45
5
65
65
3559 G08
3559 G11
3559 G14
85
85
6
–0.5
–1.0
1.2
1.0
0.8
0.6
0.4
0.2
2.0
1.5
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
1.0
0.5
0
0
–55
4.3
0
PROG Voltage
vs Battery Charge Current
SUSP/HPWR Pin Rising
Thresholds vs Temperature
Timer Accuracy vs Supply Voltage
V
V
HPWR = 5V
R
EN1 = EN2 = 0V
CC
CC
PROG
50
–35
= 5V
= 5V
4.5
100
= 1.74k
–15
150
TEMPERATURE (°C)
4.7
200
I
BAT
V
5
CC
250
LTC3559
4.9
(mA)
(V)
25
300
5.1
350
45
400
5.3
65
450
3559 G09
3559 G15
3559 G12
5
3559f
500
85
5.5