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LTM4627 Datasheet(PDF) 5 Page - Linear Technology

Part # LTM4627
Description  15A DC/DC Module Regulator
PDF  32 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTM4627 Datasheet(HTML) 5 Page - Linear Technology

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LTM4627
5
4627fc
For more information www.linear.com/LTM4627
TYPICAL PERFORMANCE CHARACTERISTICS
Burst Mode Efficiency
Pulse-Skipping Mode Efficiency
1.0V Transient Response
1.2V Transient Response
1.5V Transient Response
1.8V Transient Response
Efficiency vs Load Current
with 5VIN
Efficiency vs Load Current
with 8VIN
Efficiency vs Load Current
with 12VIN
0
50
55
65
70
75
85
4
8
10
4627 G01
60
90
100
95
80
2
6
12
14
16
1VOUT AT 400kHz
1.2VOUT AT 400kHz
1.5VOUT AT 400kHz
2.5VOUT AT 400kHz
3.3VOUT AT 650kHz
LOAD CURRENT (A)
0
65
70
75
85
4
8
10
4627 G02
50
60
55
90
100
95
80
2
6
12
14
16
1VOUT AT 400kHz
1.2VOUT AT 400kHz
1.5VOUT AT 400kHz
2.5VOUT AT 500kHz
3.3VOUT AT 600kHz
5VOUT AT 600kHz
LOAD CURRENT (A)
0
50
55
65
70
75
85
4
8
10
4627 G03
60
90
100
95
80
2
6
12
14
16
1VOUT AT 400kHz
1.2VOUT AT 400kHz
1.5VOUT AT 400kHz
2.5VOUT AT 650kHz
3.3VOUT AT 650kHz
5VOUT AT 700kHz
LOAD CURRENT (A)
VIN = 12V, VOUT = 1.0V,
CFF = 82pF, CCOMP = 33pF
OUTPUT CAPACITOR = 5
× 100µF CERAMIC X5R
100µs/DIV
4627 G06
50mV/DIV
0A TO 7.5A
LOAD STEP
VIN = 12V, VOUT = 1.2V,
CFF = 82pF, CCOMP = 33pF
OUTPUT CAPACITOR = 5
× 100µF CERAMIC X5R
100µs/DIV
4627 G07
50mV/DIV
0A TO 7.5A
LOAD STEP
VIN = 12V, VOUT = 1.5V,
CFF = 82pF, CCOMP = 33pF
OUTPUT CAPACITOR = 5
× 100µF CERAMIC X5R
100µs/DIV
4627 G08
50mV/DIV
0A TO 7.5A
LOAD STEP
VIN = 12V, VOUT = 1.8V,
CFF = 82pF, CCOMP = 33pF
OUTPUT CAPACITOR = 4
× 100µF CERAMIC X5R
100µs/DIV
4627 G09
50mV/DIV
0A TO 7.5A
LOAD STEP
0.1
50
70
0.5
0.2
1.5
2
4627 G04
40
80
100
90
60
1
LOAD CURRENT (A)
12VIN, 2.5VOUT Burst Mode OPERATION
5VIN, 2.5VOUT Burst Mode OPERATION
0.1
50
70
0.5
0.2
1.5
2
4627 G05
40
80
100
90
60
1
5VIN, 2.5VOUT
PULSE-SKIPPING MODE
LOAD CURRENT (A)
12VIN, 2.5VOUT
PULSE-SKIPPING MODE



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