LTC3775EUD 查看數據表（PDF） - Linear Technology
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LTC3775EUD Datasheet PDF : 34 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
LTC3775
Shutdown Current vs Temperature
20
18
16
14
12
10
8
6
4
2
0
–50 –25
0 25 50 75 100 125
TEMPERATURE (°C)
3775 G18
INTVCC Dropout
0
–0.2
Quiescent Current vs INTVCC
8
7
6
5
4
3
2
1
0
3.6 4.0 4.4 4.8 5.2 5.6 6.0
INTVCC (V)
3775 G19
INTVCC Load Regulation
0
VIN = 12V
–0.1
–0.2
–0.3
–0.4
–0.5
–0.6
–0.7
–0.8
–0.9
–1.0
0
10
20
30
40
INTVCC LOAD CURRENT (mA)
50
3775 G20
TA = 25°C
INTVCC Dropout vs Temperature
0
LOAD CURRENT = 20mA
–0.2
–0.4
–0.4
–0.6
–0.6
–0.8
–0.8
–1.0
0
10
20
30
40
INTVCC LOAD CURRENT (mA)
50
3775 G21
BG Turn-On Waveform Driving
Renesas RJK0301
–1.0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
3775 G22
BG Turn-Off Waveform Driving
Renesas RJK0301
BG
1V/DIV
0V
VIN = 12V
VOUT = 1.2V
LOAD = 1A
20ns/DIV
MOSFET: RENESAS RJK0301
3775 G23
BG
1V/DIV
0V
VIN = 12V
VOUT = 1.2V
LOAD = 1A
20ns/DIV
MOSFET: RENESAS RJK0301
3775 G24
3775fa
7
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