LT3518
TYPICAL PERFORMANCE CHARACTERISTICS
Reference Voltage vs
Temperature
VISP – VISN Threshold vs VISP
105
104
103
102
101
100
99
2.02
2.01
2.00
1.99
V
V
= 2V
V
= 5V
CTRL
IN
IN
= 5V
T
= 25°C
= 1V
A
V
C
98
97
96
1.98
95
–40 –20
0
20 40 60 80 100 120 140 160
TEMPERATURE (°C)
0
10
20
V
30
(V)
40
50
ISP
3518 G08
3518 G07
FB Pin Threshold vs Temperature
Quiescent Current vs VIN
1.04
1.03
1.02
8
7
6
5
4
3
2
1
0
T
= 25°C
V
= 5V
A
C
IN
V
= 0V
1.01
1.00
0.99
0.98
–40 –20
0
20 40 60 80 100 120 140 160
TEMPERATURE (°C)
20
(V)
0
10
30
40
V
IN
3518 G10
3518 G09
PMOS Turn-On
PMOS Turn-Off
5V
5V
0V
PWM
PWM
0V
40V
40V
TG
30V
TG
30V
3518 G11
3518 G12
V
= 40V
200ns/DIV
V
ISP
= 40V
200ns/DIV
ISP
3518fb
6
Linear [ Linear ]
