LT3758 LINER [Linear Technology], LT3758 Datasheet - Page 5

• Manufacturer Part Number: LT3758
• Description: High Input Voltage, Boost, Flyback, SEPIC and Inverting Controller
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFORMANCE CHARACTERISTICS
1.604
1.602
1.600
1.598
1.596
1.594
1.592
1.590
1000
100
1.8
1.7
1.6
1.5
1.4
10
–50
–50
Positive Feedback Voltage
vs Temperature, V
Quiescent Current
vs Temperature, V
R
0
T
100 200
V
vs Switching Frequency
–25
IN
–25
= INTV
V
V
SWITCHING FREQUENCY (kHz)
V
IN
IN
IN
= 100V
= 24V
300
0
0
= 8V
TEMPERATURE (°C)
TEMPERATURE (°C)
CC
V
IN
= 5.5V
400
25
25
= 100V
500 600 700
V
IN
IN
50
IN
50
= INTV
75
75
V
CC
IN
= 5.5V
800
= 24V
100
100
900
3758 G01
3758 G03
3758 G05
125
125
1000
–792
–794
–796
–798
–800
–802
–804
120
100
35
30
25
20
15
10
80
60
40
20
5
0
0
–0.8
–50
0
Normalized Switching
Frequency vs FBX
Negative Feedback Voltage
vs Temperature, V
Dynamic Quiescent Current
vs Switching Frequency
C
100 200
GATE
–25
V
–0.4
T
IN
A
SWITCHING FREQUENCY (kHz)
= 3300pF
= 24V
= 25°C, unless otherwise noted.
V
IN
300
0
TEMPERATURE (°C)
= INTV
0
FBX VOLTAGE (V)
400
25
CC
500 600 700
0.4
= 5.5V
IN
50
V
0.8
IN
75
= 100V
V
IN
800
= 8V
1.2
100
900
3758 G02
3758 G04
3758 G06
1000
125
1.6
LT3758
5
3758f