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LT8608 Datasheet(PDF) 13 Page - Analog Devices

Part # LT8608
Description  65V, 3.5A/5A Peak Synchronous Step-Down Silent Switcher with 2.5μA Quiescent Current
PDF  35 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LT8608 Datasheet(HTML) 13 Page - Analog Devices

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Data Sheet
LT8641A
analog.com
Rev 0
13 of 35
Figure 22. Dropout Voltage
Figure 23. Switching Frequency
Figure 24. Burst Frequency
Figure 25. Minimum Load to Full Frequency (Pulse-Skipping
Mode)
Figure 26. Frequency Foldback
Figure 27. Soft-Start Tracking
VIN = 5V
VOUT SET TO REGULATE AT 5V
L = WE–LHMI7050, 1µH
LOAD CURRENT (A)
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
0
100
200
300
400
500
600
RT = 60.4k
TEMPERATURE (°C)
–50
–25
0
25
50
75
100
125
150
660
670
680
690
700
710
720
730
740
FRONT PAGE APPLICATION
VIN = 12V
VOUT = 5V
LOAD CURRENT (mA)
0
200
400
600
800
0
200
400
600
800
1000
1200
FRONT PAGE APPLICATION
VOUT = 5V
fSW = 1MHz
INPUT VOLTAGE (V)
5
15
25
35
45
55
65
0
20
40
60
80
100
120
140
FB VOLTAGE (V)
0
300
400
500
0.6
1.0
200
100
0
0.2
0.4
0.8
600
700
800
VOUT = 3.3V
VIN = 12V
VSYNC = 0V
RT = 60.4k
TR/SS VOLTAGE (V)
0
0.2
0.4
0.6
0.8
1.0
1.2
0
0.2
0.4
0.6
0.8
1.0



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