LTM4614IV#PBF Linear Technology, LTM4614IV#PBF Datasheet - Page 16

• Manufacturer Part Number: LTM4614IV#PBF
• Description: IC UMODULE DC/DC DUAL 4A 144LGA
• Manufacturer: Linear Technology
• Series: µModuler
• Type: Point of Load (POL) Non-Isolatedr

Specifications of LTM4614IV#PBF

• Design Resources: LTM4614 Spice Model
• Output: 0.8 ~ 5 V
• Number Of Outputs: 2
• Power (watts): 12W
• Mounting Type: Surface Mount
• Voltage - Input: 2.38 ~ 5.5 V
• Package / Case: 144-LGA
• 1st Output: 0.8 ~ 5 VDC @ 4A
• 2nd Output: 0.8 ~ 5 VDC @ 4A
• Size / Dimension: 0.59" L x 0.59" W x 0.11" H (15mm x 15mm x 2.8mm)
• Power (watts) - Rated: 12W
• Operating Temperature: -40°C ~ 125°C
• Efficiency: 95%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -

LTM4614
APPLICATIONS INFORMATION
Table 4. Output Voltage Response vs Component Matrix (Refer to Figure 12) 0A to 2.5A Load Step Typical Measured Values
C
TDK
Murata
TDK
Murata
*Bulk capacitance is optional if V
16
OUT1
V
(V)
1.2
1.2
1.2
1.2
1.5
1.5
1.5
1.5
1.8
1.8
1.8
2.5
2.5
2.5
3.3
OUT
AND C
(CERAMIC)
10μF ×2
10μF ×2
10μF ×2
10μF ×2
10μF ×2
10μF ×2
10μF ×2
10μF ×2
10μF ×2
10μF ×2
10μF ×2
10μF ×2
10μF ×2
10μF ×2
10μF ×2
OUT2
C
IN
CERAMIC VENDORS
(BULK)*
100μF
100μF
100μF
100μF
100μF
100μF
100μF
100μF
100μF
100μF
100μF
100μF
100μF
100μF
None
C
1V
4A
IN
+
IN
C
has very low input impedance.
C3
470μF
100μF , 22μF ×2
100μF , 22μF ×2
100μF , 22μF ×2
100μF , 22μF ×2
100μF , 22μF ×2
OUT1
(CER) EACH
22μF ×1
22μF ×1
22μF ×1
22μF ×1
22μF ×1
22μF ×1
22μF ×1
22μF ×1
22μF ×1
22μF ×1
AND C
VALUE
22μF 6.3V
100μF 6.3V
22μF 16V
100μF 6.3V
Figure 12. Typical 2.375V
C4
100μF
6.3V
OUT2
R1
20k
C
(POSCAP) EACH
OUT1
V
PART NUMBER
C3216X7SOJ226M
GRM31CR61C226KE15L
C4532X5R0J107MZ
GRM32ER60J107M
IN
220μF
220μF
220μF
220μF
220μF
220μF
150μF
150μF
150μF
None
None
None
None
None
None
AND C
PGOOD1
V
FB1
COMP1
TRACK1
RUN/SS1
OUT1
OUT2
C1
22μF
6.3V
V
IN
GND1
V
2.375V TO 5.5V
IN1
LTM4614
IN
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
I
to 5.5V
TH
GND2
V
IN2
RUN/SS2
PGOOD2
TRACK2
V
COMP2
(V)
3.3
3.3
3.3
3.3
3.3
3.3
IN
C
Sanyo POSCAP
Sanyo POSCAP
C
Sanyo POSCAP
5
5
5
5
5
5
5
5
5
V
IN
OUT2
OUT1
IN
, 1.2V and 1V at 4A
FB2
C2
22μF
6.3V
X5R OR X7R
BULK VENDORS
DROOP
AND C
(mV)
33
25
33
25
30
28
30
27
34
30
30
50
33
50
50
V
IN
OUT2
C
0.1μF
PEAK-TO-PEAK
SSEXT1
DEVIATION
BULK VENDORS VALUE
68
50
68
50
60
60
60
56
68
60
60
90
60
95
90
R2
10k
C5
100μF
6.3V
RECOVERY
TIME (μs)
4614 F12
150μF 10V
220μF 4V
VALUE
100μF 10V
11
10
11
11
10
10
12
12
12
10
10
12
12
9
8
C6
22μF
6.3V
1.2V
4A
LOAD STEP
(A/μs)
PART NUMBER
10TPD150M
4TPE220MF
PART NUMBER
10CE100FH
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
(kΩ)
5.76
5.76
5.76
5.76
3.92
3.92
3.92
3.09
3.09
3.09
1.62
R
10
10
10
10
4614fa
FB