Datasheet

LTC3775
7
3775fa
Shutdown Current vs Temperature
TEMPERATURE (°C)
–50
0
SHUTDOWN CURRENT (µA)
2
6
8
10
20
14
0
50
75
3775 G18
4
16
18
12
–25
25
100
125
TYPICAL PERFORMANCE CHARACTERISTICS
Quiescent Current vs INTV
CC
INTV
CC
Load Regulation
INTV
CC
Dropout
INTV
CC
Dropout vs Temperature
BG Turn-On Waveform Driving
Renesas RJK0301
BG Turn-Off Waveform Driving
Renesas RJK0301
INTV
CC
(V)
3.6
QUIESCENT CURRENT (mA)
3
4
5
4.8
5.6
3775 G19
2
1
0
4.0 4.4 5.2
6
7
8
6.0
INTV
CC
LOAD CURRENT (mA)
0
$INTV
CC
(%)
–0.4
–0.2
0
40
3775 G20
–0.6
–0.8
–0.5
–0.3
–0.1
–0.7
–0.9
–1.0
10
20
30
50
V
IN
= 12V
INTV
CC
LOAD CURRENT (mA)
0
INTV
CC
DROPOUT VOLTAGE (V)
–0.4
–0.2
0
40
3775 G21
–0.6
–0.8
–1.0
10
20
30
50
T
A
= 25°C
TEMPERATURE (°C)
–50 –25
–1.0
INTV
CC
DROPOUT VOLTAGE (V)
–0.6
0
0
50
75
3775 G22
–0.8
–0.2
–0.4
25
100
125
LOAD CURRENT = 20mA
BG
1V/DIV
0V
20ns/DIV
3775 G23
V
IN
= 12V
V
OUT
= 1.2V
LOAD = 1A
MOSFET: RENESAS RJK0301
BG
1V/DIV
0V
20ns/DIV
3775 G24
V
IN
= 12V
V
OUT
= 1.2V
LOAD = 1A
MOSFET: RENESAS RJK0301