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LTM4677 Datasheet(PDF) 11 Page - Analog Devices

Part # LTM4677
Description  Single Phase Step-Down DC/DC Controller with Digital Power System Management
PDF  116 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LTM4677 Datasheet(HTML) 11 Page - Analog Devices

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LTC3883/LTC3883-1
11
Rev. F
For more information www.analog.com
TYPICAL PERFORMANCE CHARACTERISTICS
Soft-Off Ramp
Current Sense Threshold
vs ITH Voltage (Low Range)
Maximum Current Sense Threshold
vs Duty Cycle, VOUT = 0V
Maximum Current Sense Threshold
vs Common Mode Voltage
Regulated Output
vs Temperature
SHARE_CLK Frequency
vs Temperature
SHARE-CLK Frequency vs VIN
Quiescent Current vs Temperature
VOUT Measurement Error vs VOUT
RUN
2V/DIV
VOUT
1V/DIV
5ms/DIV
tFALL = 5ms
tDELAY = 10ms
3883 G10
DUTY CYCLE (%)
0
51
53
55
90
3883 G12
49
47
50
52
54
48
46
45
30
50
70
50mV SENSE CONDITION
TEMPERATURE (°C)
–50
0.4975
0.4980
0.4990
0.4995
0.5000
0.5025
0.5010
0
50
75
3883 G14
0.4985
0.5015
0.5020
0.5005
–25
25
100 125 150
TEMPERATURE (°C)
–50
90
95
100
105
110
–25
0
25
50
3883 G15
75 100 125 150
VIN (V)
6
100.0
100.5
22
3883 G16
99.5
99.0
10
14 16
28
26
101.0
18
8
12
24
20
TEMPERATURE (°C)
–50
10
15
20
25
–25
0
25
50
3883 G17
75 100 125 150
VOUT (V)
0.5
0.40
0.30
0.20
0.10
0
–0.10
–0.20
–0.30
–0.40
4.5
3883 G18
1.5
2.5
3.5
5.5
4
1
2
3
5
VITH (V)
0
10
20
30
1.5
2.5
3883 G11
0
–10
–20
0.5
1
2
40
50
60
VSENSE 50mV
VSENSE 25mV
COMMON MODE VOLTAGE (V)
0
50.0
50.5
1
2
3
4
3883 G13
5
51.5
51.0
50mV SENSE CONDITION



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