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LTM4637 Datasheet(PDF) 8 Page - Analog Devices

Part # LTM4637
Description  25A Monolithic Synchronous DC/DC Step-Down Converter with PMBus Interface
PDF  44 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LTM4637 Datasheet(HTML) 8 Page - Analog Devices

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LTC7131-1
8
Rev. 0
For more information www.analog.com
TYPICAL PERFORMANCE CHARACTERISTICS
VOUT Error vs VOUT
VOUT Command INL
VOUT Command DNL
VIN Measurement Error vs VIN
IOUT Measurement Error vs IOUT
IIN Measurement Error vs IIN
IOUT Measurement Error
vs Inductor Ripple Current
Valley Current Threshold
vs ITH Voltage
Current Limit vs Temperature
OUTPUT VOLTAGE (V)
0
1
2
3
4
5
–1.0
–0.5
0
0.5
1.0
7131-1 G19
MFR_VOUT_COMMAND VALUE (%)
–25
–12.5
0
12.5
25
–1.0
–0.5
0
0.5
1.0
7131-1 G20
MFR_VOUT_COMMAND VALUE (%)
–25
–12.5
0
12.5
25
–1.0
–0.5
0
0.5
1.0
7131-1 G21
INPUT VOLTAGE (V)
0
5
10
15
20
–1.0
–0.5
0
0.5
1.0
7131-1 G22
VIN = 12V, VOUT = 1.5V
CCM MODE
FRONT PAGE CIRCUIT
OUTPUT CURRENT (A)
0
5
10
15
20
25
–2
–1
0
1
2
7131-1 G23
VIN = 12V, VOUT = 1.5V
CCM MODE
FRONT PAGE CIRCUIT
IOUT = 0 to 25A
INPUT CURRENT (A)
0
1
2
3
4
–0.50
–0.25
0
0.25
0.50
7131-1 G24
INDUCTOR RIPPLE RANGE
FOR BEST ACCURACY
DUTY CYCLE < 50%
INDUCTOR RIPPLE (% of MAX LOAD)
0
20
40
60
80
100
–4
–2
0
2
4
7131-1 G25
ILIM = 0
ILIM = 1V
ILIM = INTVCC
ITH VOLTAGE (V)
0
0.3
0.6
0.9
1.2
–30
–20
–10
0
10
20
30
7131-1 G26
ILIM = INTVCC
TEMPERATURE (°C)
–50
0
50
100
150
25
26
27
28
7131-1 G27



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