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LTM4658EVPBF Arkusz danych(PDF) 4 Page - Analog Devices

Numer części LTM4658EVPBF
Szczegółowy opis  Low VIN, High Efficiency 10A Step-Down DC/DC 關Module Regulator
PDF  26 Pages
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Producent  AD [Analog Devices]
Strona internetowa  http://www.analog.com
Logo AD - Analog Devices

LTM4658EVPBF Arkusz danych(HTML) 4 Page - Analog Devices

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LTM4658
4
Rev. 0
For more information www.analog.com
TYPICAL PERFORMANCE CHARACTERISTICS
Efficiency vs Load Current at 2.5VIN
Efficiency vs Load Current at 3.3VIN
Efficiency vs Load Current at 5VIN
Efficiency vs Load Current at
Different Mode of Operation
1.0V Output Transient Response,
VIN = 3.3V
1.5V Output Transient Response,
VIN = 3.3V
1.0V Output Transient Response,
VIN = 5V
1.5V Output Transient Response,
VIN = 5V
Start-Up with No Load
LOAD CURRENT (A)
0
100
55
95
85
75
65
90
80
70
60
50
5
9
3
7
4658 G01
10
4
8
2
6
1
VOUT = 0.5V (1MHz)
VOUT = 0.8V (2MHz)
VOUT = 1V (2MHz)
VOUT = 1.5V (2MHz)
VOUT = 1.8V (2MHz)
LOAD CURRENT (A)
0
100
55
95
85
75
65
90
80
70
60
50
5
9
3
7
4658 G02
10
4
8
2
6
1
VOUT = 0.5V (1MHz)
VOUT = 0.8V (2MHz)
VOUT = 1V (2MHz)
VOUT = 1.5V (2MHz)
VOUT = 1.8V (2MHz)
LOAD CURRENT (A)
0
100
55
95
85
75
65
90
80
70
60
50
5
9
3
7
4658 G03
10
4
8
2
6
1
VOUT = 0.5V (1MHz)
VOUT = 0.8V (2MHz)
VOUT = 1V (2MHz)
VOUT = 1.5V (2MHz)
VOUT = 2.5V (2MHz)
VOUT = 3.3V (2MHz)
LOAD CURRENT (A)
0.001
100
10
90
70
50
30
80
60
40
20
0
0.100
1.000
4658 G04
10.000
0.010
VIN = 3.3V PULSE-
SKIPPING MODE
VIN = 3.3V FCM
VIN = 5V PULSE-
SKIPPING MODE
VIN = 5V FCM
VOUT
200mV/DIV
ILOAD
5A/DIV
4658 G05
20s/DIV
VIN = 3.3V
IOUT = 2.5A TO 7.5A
OUTPUT CAPACITOR = 100F + 2 × 22 F
VOUT
200mV/DIV
ILOAD
5A/DIV
4658 G06
20s/DIV
VIN = 3.3V
IOUT = 2.5A TO 7.5A
OUTPUT CAPACITOR = 100F + 2 × 22 F
VOUT
200mV/DIV
ILOAD
5A/DIV
4658 G07
20s/DIV
VIN = 5V
IOUT = 2.5A TO 7.5A
OUTPUT CAPACITOR = 100F + 2 × 22 F
VOUT
200mV/DIV
ILOAD
5A/DIV
4658 G08
20s/DIV
VIN = 5V
IOUT = 2.5A TO 7.5A
OUTPUT CAPACITOR = 100F + 2 × 22 F
4658 G09
10ms/DIV
VIN = 3.3V
VOUT = 1.5V
NO LOAD
VOUT
IIN
1A/DIV
RUN



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