LTC1871-7 LINER [Linear Technology], LTC1871-7 Datasheet - Page 5

• Manufacturer Part Number: LTC1871-7
• Description: High Input Voltage,Current Mode Boost, Flyback and SEPIC Controller
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFORMANCE CHARACTERISTICS
300
500
400
200
100
1.5
1.4
1.3
1.2
30
20
10
0
0
–50
0
0
Shutdown Mode I
Burst Mode I
RUN Thresholds vs V
–25
10
10
0
TEMPERATURE (°C)
25
Q
V
V
vs Temperature
IN
IN
20
20
50
(V)
Q
(V)
vs V
75
IN
IN
100 125 150
30
30
18717 G10
18717 G04
18717 G07
40
40
1.40
1.35
1.30
1.25
1.20
18
14
12
10
16
15
20
10
8
6
4
0
2
5
0
–50
–50
0
Shutdown Mode I
Dynamic I
RUN Thresholds vs Temperature
V
C
I
Q(TOT)
IN
L
–25
–25
= 3300pF
= 8V
200
= 600μA + Qg • f
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
Q
400
FREQUENCY (kHz)
vs Frequency
25
25
600
50
50
Q
vs Temperature
75
75
800
100
100 125 150
1000
125
18717 G08
18717 G11
18717 G05
1200
150
1000
100
600
500
400
300
200
100
10
60
50
40
30
20
10
0
0
0
0
0
R
Burst Mode I
Gate Drive Rise and
Fall Time vs C
T
100
vs Frequency
2000
200
10
300
4000
FREQUENCY (kHz)
LTC1871-7
400
Q
L
vs V
V
C
6000
IN
L
500
20
(pF)
(V)
IN
RISE TIME
600
FALL TIME
8000
700
30
800
10000 12000
900
18717 G06
18717 G12
18717 G09
18717fc
5
1000
40