Datasheet

LTC1647-1/
LTC1647-2/LTC1647-3
5
1647fa
TYPICAL PERFORMANCE CHARACTERISTICS
V
GATE1
vs V
CC2
GATE Output Source Current
vs V
CC
GATE Output Source Current
vs Temperature
I
CC2
vs V
CC2
(V
GATE
– V
CC
) vs V
CC
V
GATE
vs V
CC
(V
GATE
– V
CC
) vs Temperature V
GATE
vs Temperature (V
GATE1
– V
CC1
) vs Temperature
V
CC2
(V)
0 2 4 6 8 10 12 14 16 18 20
I
CC2
(mA)
1647-1/2/3 G04
5
4
3
2
1
0
T
A
= 25°C
V
CC1
= 15V
V
CC1
= 12V
V
CC1
= 3V
V
CC1
= 5V
V
CC
(V)
02468101214161820
(V
GATE
– V
CC
) (V)
1647-1/2/3 G05
20
18
16
14
12
10
8
6
4
2
0
T
A
= 25°C
V
CC
= V
CC1
= V
CC2
V
CC
(V)
02468101214161820
V
GATE
(V)
1647-1/2/3 G06
30
25
20
15
10
5
0
T
A
= 25°C
V
CC
= V
CC1
= V
CC2
TEMPERATURE (°C)
(V
GATE
– V
CC
) (V)
1647-1/2/3 G07
20
18
16
14
12
10
8
6
4
2
0
V
CC
= V
CC1
= V
CC2
–75 –50 –25 0 25 50 75 100 125 150
V
CC
= 15V
V
CC
= 12V
V
CC
= 3V
V
CC
= 5V
TEMPERATURE (°C)
V
GATE
(V)
1647-1/2/3 G08
35
30
25
20
15
10
5
0
V
CC
= V
CC1
= V
CC2
–75 –50 –25 0 25 50 75 100 125 150
V
CC
= 15V
V
CC
= 12V
V
CC
= 3V
V
CC
= 5V
V
CC2
(V)
0 2 4 6 8 10 12 14 16 18 20
(V
GATE1
– V
CC1
) (V)
1647-1/2/3 G09
20
18
16
14
12
10
8
6
4
2
0
V
CC1
= 15V
V
CC1
= 12V
V
CC1
= 3V
V
CC1
= 5V
T
A
= 25°C
(LTC1647-3)
V
CC2
(V)
02468101214161820
V
GATE1
(V)
1647-1/2/3 G10
35
30
25
20
15
10
5
0
T
A
= 25°C
(LTC1647-3)
V
CC1
= 15V
V
CC1
= 12V
V
CC1
= 3V
V
CC1
= 5V
V
CC
(V)
02468101214161820
GATE OUTPUT SOURCE CURRENT (μA)
1647-1/2/3 G11
14
13
12
11
10
9
8
7
6
T
A
= 25°C
V
CC
= V
CC1
=V
CC2
TEMPERATURE (°C)
GATE OUTPUT SOURCE CURRENT (μA)
1647-1/2/3 G12
14
13
12
11
10
9
8
7
6
V
CC
= V
CC1
= V
CC2
= 5V
–75 –50 –25 0 25 50 75 100 125 150