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LTM4611 Datasheet(PDF) 6 Page - Linear Technology

Part # LTM4611
Description  Ultralow VIN, 15A DC/DC 關Module Regulator
PDF  28 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTM4611 Datasheet(HTML) 6 Page - Linear Technology

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LTM4611

4611f
Typical perForMance characTerisTics
1V Transient Response, 5VIN
Efficiency vs Load Current at
1.5VIN, Forced Continuous Mode
Efficiency vs Load Current at
1.8VIN, Forced Continuous Mode
OUTPUT CURRENT (A)
0
85
90
12
4611 G01
80
75
3
6
9
15
95
1.2VOUT
1.0VOUT
0.9VOUT
0.8VOUT
OUTPUT CURRENT (A)
0
85
90
12
4611 G02
80
75
3
6
9
15
95
1.5VOUT
1.2VOUT
1.0VOUT
0.9VOUT
0.8VOUT
Efficiency vs Load Current at
2.5VIN, Forced Continuous Mode
OUTPUT CURRENT (A)
0
85
90
12
4611 G03
80
75
3
6
9
15
95
1.0VOUT
0.9VOUT
0.8VOUT
1.8VOUT
1.5VOUT
1.2VOUT
Efficiency vs Load Current at
3.3VIN, Forced Continuous Mode
Efficiency vs Load Current at
5VIN, Forced Continuous Mode
1V Transient Response, 3.3VIN
OUTPUT CURRENT (A)
0
85
90
12
4611 G04
80
75
3
6
9
15
95
1.0VOUT
0.9VOUT
0.8VOUT
2.5VOUT
1.8VOUT
1.5VOUT
1.2VOUT
OUTPUT CURRENT (A)
0
85
90
12
4611 G05
80
75
3
6
9
15
95
1.2VOUT
1.0VOUT
0.9VOUT
0.8VOUT
3.3VOUT
2.5VOUT
1.8VOUT
1.5VOUT
ILOAD
5A/DIV
20µs/DIV
VIN = 3.3V, VOUT = 1V, USING DIFF AMP
4 100µF CERAMIC OUTPUT CAPACITORS
CFF = 47pF, CP = NONE
7.5A LOAD STEP AT 7.5A/µs
4611 G06
VOUT
50mV/DIV
AC-COUPLED
Burst Mode Efficiency
OUTPUT CURRENT (A)
0.1
30
40
55
70
80
1
10
4611 G14
95
35
45
50
60
65
75
85
90
3.3VIN TO 1.5VOUT
5VIN TO 1VOUT
Pulse-Skipping Mode Efficiency
OUTPUT CURRENT (A)
0.1
30
40
55
70
80
1
10
4611 G15
95
35
45
50
60
65
75
85
90
3.3VIN TO 1.5VOUT
5VIN TO 1VOUT
ILOAD
5A/DIV
20µs/DIV
4611 G07
VOUT
50mV/DIV
AC-COUPLED
VIN = 5V, VOUT = 1V, USING DIFF AMP
4 100µF CERAMIC OUTPUT CAPACITORS
CFF = 47pF, CP = NONE
7.5A LOAD STEP AT 7.5A/µs



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