LTC1735
U W
TYPICAL PERFOR A CE CHARACTERISTICS
Input and Shutdown Currents
vs Input Voltage
EXTVCC Switch Drop
vs INTVCC Load Current
INTVCC Line Regulation
500
400
300
200
100
0
100
80
60
40
20
0
6
5
4
3
500
400
300
200
100
0
1mA LOAD
EXTV OPEN
CC
2
1
0
SHUTDOWN
EXTV = 5V
CC
0
5
10
15
20
25
30
35
0
15
20
25
30
35
5
10
0
10
20
30
40
50
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
INTV LOAD CURRENT (mA)
CC
1735 G07
1735 G08
1735 G09
Maximum Current Sense Threshold
vs Normalized Output Voltage
(Foldback)
Maximum Current Sense Threshold
vs VRUN/SS
Maximum Current Sense Threshold
vs Sense Common Mode Voltage
80
60
40
20
80
76
72
68
64
60
80
70
60
50
40
30
20
10
0
V
= 1.6V
SENSE(CM)
0
0
1
2
3
4
5
6
50
NORMALIZED OUTPUT VOLTAGE (%)
1
3
0
25
75
100
0
2
4
5
V
(V)
RUN/SS
COMMON MODE VOLTAGE (V)
1735 G11
1735 G10
1735 G12
Maximum Current Sense Threshold
vs ITH Voltage
Maximum Current Sense Threshold
vs Temperature
VITH vs VRUN/SS
90
80
2.5
2.0
1.5
1.0
80
V
= 0.7V
V
= 1.6V
OSENSE
SENSE(CM)
70
60
75
70
65
50
40
30
20
10
0
0.5
0
–10
–20
–30
60
0
0.5
1
1.5
(V)
2
2.5
0
2
3
4
5
6
–40 –15 10
35
60
85 110 135
1
TEMPERATURE (°C)
V
(V)
V
RUN/SS
ITH
1735 G13
1735 G15
1735 G18
1735fc
5
Linear [ Linear ]
