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LTM4615EVPBF 数据表(PDF) 19 Page - Linear Technology

部件名 LTM4615EVPBF
功能描述  Triple Output, Low Voltage DC/DC 關Module Regulator
PDF  24 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTM4615EVPBF 数据表(HTML) 19 Page - Linear Technology

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LTM4615
19
4615f
APPLICATIONS INFORMATION
PGOOD1
PGOOD1
FB1
COMP1
TRACK1
RUN/SS1
LDO_IN
EN3
BOOST3
GND1
GND2
LTM4615
GND3
VIN1
VIN2
VOUT1
VIN
1.2V
VIN 3V TO 5.5V
RFB1
10k
R3
10k
22μF
6.3V
22μF
6.3V
COUT2
100μF
6.3V
C11
10μF
6.3V
COUT1
22μF
6.3V
22μF
6.3V
C12
10μF
CIN1
10μF
6.3V
CIN2
10μF
6.3V
100μF
6.3V
VOUT1
1.2V
4A
L1 0.2μH*
PGOOD2
PGOOD2
FB2
COMP2
TRACK2
VIN
RUN/SS2
LDO_OUT
FB3
PGOOD3
PGOOD3
VOUT2
*FAIR-RITE 0805 2508056007Y6
IF MORE FILTERING REQUIRED
RFB2
5.76k
R6
10k
4615 F12
VOUT3
VOUT3
1V LOW NOISE AT 1A
R5
3.32k
R4
10k
VOUT2
1.5V
4A
Figure 12. Typical 3V to 5.5VIN, 1.5V and 1.2V at 4A and 1V at 1A Design
Table 4. Output Voltage Response vs Component Matrix (Refer to Figure 12) 0A to 2.5A Load Step Typical Measured Values
COUT1 AND COUT2
CERAMIC VENDORS
VALUE
PART NUMBER
COUT1 AND COUT2
BULK VENDORS
VALUE
PART NUMBER
TDK
22μF 6.3V
C3216X7SOJ226M
Sanyo POSCAP
150μF 10V
10TPD150M
Murata
22μF 16V
GRM31CR61C226KE15L
Sanyo POSCAP
220μF 4V
4TPE220MF
TDK
100μF 6.3V
C4532X5R0J107MZ
CIN BULK VENDORS
VALUE
PART NUMBER
Murata
100μF 6.3V
GRM32ER60J107M
Sanyo POSCAP
100μF 10V
10CE100FH
VOUT
(V)
CIN
(CERAMIC)
CIN
(BULK)*
COUT1 AND COUT2
(CER) EACH
COUT1 AND COUT2
(POSCAP) EACH
ITH
VIN
(V)
DROOP
(mV)
PEAK-TO-PEAK
DEVIATION
RECOVERY
TIME (μs)
LOAD STEP
(A/μs)
RFB
(kΩ)
1.2
10μF
×2
100μF
100μF, 22μF
×2
None
None
5
33
68
11
2.5
10
1.2
10μF
×2
100μF
22μF
×1
220μF
None
5
25
50
9
2.5
10
1.2
10μF
×2
100μF
100μF, 22μF
×2
None
None
3.3
33
68
8
2.5
10
1.2
10μF
×2
100μF
22μF
×1
220μF
None
3.3
25
50
10
2.5
10
1.5
10μF
×2
100μF
100μF, 22μF
×2
None
None
5
30
60
11
2.5
5.76
1.5
10μF
×2
100μF
22μF
×1
220μF
None
5
28
60
11
2.5
5.76
1.5
10μF
×2
100μF
100μF, 22μF
×2
None
None
3.3
30
60
10
2.5
5.76
1.5
10μF
×2
100μF
22μF
×1
220μF
None
3.3
27
56
10
2.5
5.76
1.8
10μF
×2
100μF
100μF, 22μF
×2
None
None
5
34
68
12
2.5
3.92
1.8
10μF
×2
100μF
22μF
×1
220μF
None
5
30
60
12
2.5
3.92
1.8
10μF
×2
100μF
22μF
×1
220μF
None
3.3
30
60
12
2.5
3.92
2.5
10μF
×2
None
22μF
×1
None
None
5
50
90
10
2.5
2.37
2.5
10μF
×2
100μF
22μF
×1
150μF
None
5
33
60
10
2.5
2.37
2.5
10μF
×2
100μF
22μF
×1
150μF
None
3.3
50
95
12
2.5
2.37
3.3
10μF
×2
100μF
22μF
×1
150μF
None
5
50
90
12
2.5
1.62
*Bulk capacitance is optional if VIN has very low input impedance.



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