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LTM4650A Datasheet(PDF) 7 Page - Analog Devices

Part # LTM4650A
Description  Quad DC/DC 關Module Regulator with Configurable Dual 12A, Dual 5A Output Array
PDF  36 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LTM4650A Datasheet(HTML) 7 Page - Analog Devices

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LTM4671
7
Rev. B
For more information www.analog.com
TYPICAL PERFORMANCE CHARACTERISTICS
Start-Up Waveform with No Load
Current Applied
Start-Up Waveform with 12A Load
Current Applied
Short-Circuit Waveform with No
Load Current Exist
Short-Circuit Waveform with 12A
Load Current Exist
Output Ripple
Start Into Pre-Biased Output
Efficiency vs Load Current
from 3.3VIN
Efficiency vs Load Current
from 5VIN
Efficiency vs Load Current
from 12VIN
LOAD CURRENT (A)
0
1
2
3
4
5
60
65
70
75
80
85
90
95
100
4671 F16
VOUT = 2.5V
VOUT = 1.8V
VOUT = 1.5V
VOUT = 1.2V
VOUT = 1.0V
LOAD CURRENT (A)
0
1
2
3
4
5
60
65
70
75
80
85
90
95
100
4671 F17
VOUT = 3.3V
VOUT = 2.5V
VOUT = 1.8V
VOUT = 1.5V
VOUT = 1.2V
VOUT = 1.0V
LOAD CURRENT (A)
0
1
2
3
4
5
60
65
70
75
80
85
90
95
100
4671 F18
VOUT = 5.0V
VOUT = 3.3V
VOUT = 2.5V
VOUT = 1.8V
VOUT = 1.5V
VOUT = 1.2V
VOUT = 1.0V
2ms/DIV
4671 G10
VOUT
1V/DIV
LIN
200mA/DIV
PGOOD
5V/DIV
RUN
10V/DIV
VIN = 12V, VOUT = 1V, fSW = 600kHz
COUT = 1× 330F POSCAP,
2× 100F CERAMIC CAPACITORS
CSS = 0.1F
2ms/DIV
4671 G11
VOUT
1V/DIV
LIN
200mA/DIV
PGOOD
5V/DIV
RUN
10V/DIV
VIN = 12V, VOUT = 1V, fSW = 600kHz
COUT = 1× 330F POSCAP,
2× 100F CERAMIC CAPACITORS
CSS = 0.1F
50s/DIV
4671 G12
LIN
500mA/DIV
VOUT
500mV/DIV
VIN = 12V, VOUT = 1V, fSW = 600kHz
COUT = 1× 330F POSCAP,
2× 100F CERAMIC CAPACITORS
50s/DIV
4671 G13
LIN
500mA/DIV
VOUT
500mV/DIV
VIN = 12V, VOUT = 1V, fSW = 600kHz
COUT = 1× 330F POSCAP,
2× 100F CERAMIC CAPACITORS
1s/DIV
4671 G14
VOUT
(AC-COUPLED)
10mV/DIV
VIN = 12V, VOUT = 1V, fSW = 600kHz
COUT = 3× 100F CERAMIC CAPACITORS
2ms/DIV
4671 G15
VOUT
1V/DIV
LIN
100mA/DIV
PGOOD
5V/DIV
RUN
10V/DIV
VIN = 12V, VOUT = 1.5V, fSW = 600kHz
COUT = 1× 330F POSCAP +
2× 100F CERAMIC CAPACITORS
VOUT = PREBIASED TO 0.9V
Dual 12A Channels
Dual 5A Channels



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