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ADPL74101 Datasheet(PDF) 14 Page - Analog Devices

Part # ADPL74101
Description  100V Synchronous Step-Down Controller with Internal Bootstrap Switch
PDF  49 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADPL74101 Datasheet(HTML) 14 Page - Analog Devices

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Data Sheet
ADPL74101
analog.com
Rev. 0
14 of 49
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 25°C, unless otherwise noted.
Figure 4. Efficiency and Power Loss vs. Load Current,
See Figure 46 (Typical Applications) for more details
Figure 5. Efficiency vs. Load Current,
See Figure 46 (Typical Applications) for more details
Figure 6. Efficiency vs. Input Voltage,
See Figure 46 (Typical Applications) for more details
Figure 7. Load Step Burst Mode Operation,
See Figure 46 (Typical Applications) for more details
Figure 8. Load Step Pulse-Skipping Mode,
See Figure 46 (Typical Applications) for more details
Figure 9.Load Step Forced Continuous Mode,
See Figure 46 (Typical Applications) for more details
BURST EFFICIENCY
BURST POWER LOSS
FCM EFFICIENCY
FCM POWER LOSS
PS POWER LOSS
VIN = 48V
VOUT = 12V
PS EFFICIENCY
LOAD CURRENT (A)
0.001
0.01
0.1
1
10 20
0
10
20
30
40
50
60
70
80
90
100
0.001
0.01
0.1
1
10
100
BURST MODE
VOUT = 12V
VIN = 24V
VIN = 36V
VIN = 48V
VIN = 72V
LOAD CURRENT (A)
0.001
0.01
0.1
1
10 20
70
75
80
85
90
95
100
ILOAD = 15A
VOUT = 12V
INPUT VOLTAGE (V)
16
24
32
40
48
56
64
72
90
92
94
96
98
100
100µs/DIV
VOUT
AC-COUPLED
500mV/DIV
INDUCTOR
CURRENT
10A/DIV
LOAD
CURRENT
10A/DIV
100µs/DIV
VOUT
AC-COUPLED
500mV/DIV
INDUCTOR
CURRENT
10A/DIV
LOAD
CURRENT
10A/DIV
100µs/DIV
VOUT
AC-COUPLED
500mV/DIV
INDUCTOR
CURRENT
10A/DIV
LOAD
CURRENT
10A/DIV



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