LT3992IUH 데이터 시트보기 (PDF) - Linear Technology
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LT3992IUH Datasheet PDF : 36 Pages
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Typical Performance Characteristics
LT3992
CLKOUT Frequency
vs RT/SYNC Resistance
2500
2250
2000
1750
1500
1250
1000
750
500
250
0
0 10 20 30 40 50 60 70 80
RT/SYNC RESISTANCE (kΩ)
3992 G19
5V Efficiency
90
85
VIN = 24V
80
VIN = 12V
75
VIN = 36V
70
65
60
55
50
0
fSW = 1MHz
CH1 = 5V
CH2 = 3.3V, 0A
0.5 1.0 1.5 2.0 2.5 3.0 3.5
OUTPUT CURRENT (A)
3992 G20
3.3V Efficiency
90
85
VIN = 12V
80
75
VIN = 24V
70
65
60
55
50
0
fSW = 1MHz
CH1 = 5V, 0A
CH2 = 3.3V
0.5 1.0 1.5 2.0 2.5 3.0 3.5
OUTPUT CURRENT (A)
3992 G21
5V Efficiency
90
85
80
75
70
65
60
55
50
45
40
0
fSW = 500kHz
CH1 = 5V
CH2 = 3.3V, 0A
VIN = 12V
VIN = 24V
VIN = 36V
VIN = 48V
VIN = 60V
0.5 1.0 1.5 2.0 2.5 3.0 3.5
OUTPUT CURRENT (A)
3992 G22
3.3V Efficiency
90
85
80
75
70
65
60
55
50
45
40
0
fSW = 500kHz
CH1 = 5V, 0A
CH2 = 3.3V
VIN = 12V
VIN = 24V
VIN = 36V
VIN = 48V
0.5 1.0 1.5 2.0 2.5 3.0 3.5
OUTPUT CURRENT (A)
3992 G23
For more information www.linear.com/LT3992
3992fa
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