LTM4614EV#PBF Linear Technology, LTM4614EV#PBF Datasheet - Page 17

• Manufacturer Part Number: LTM4614EV#PBF
• Description: IC UMODULE DC/DC DUAL 4A 144LGA
• Manufacturer: Linear Technology
• Series: µModuler
• Type: Point of Load (POL) Non-Isolatedr

Specifications of LTM4614EV#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%
• Dc To Dc Converter Type: Step Down
• Pin Count: 144
• Input Voltage: 5.5V
• Output Voltage: 1.49V
• Switching Freq: 1250KHz
• Output Current: 4A
• Package Type: LGA
• Output Type: Fixed
• Switching Regulator: Yes
• Load Regulation: 1.5%
• Line Regulation: 0.3%
• Mounting: Surface Mount
• Input Voltage (min): 2.375V
• Operating Temperature Classification: Automotive
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -
• Lead Free Status / Rohs Status: Compliant

APPLICATIONS INFORMATION
1.8V
4A
REFER TO TABLE 4
C3
100μF
6.3V
X5R OR X7R
C4
100μF
6.3V
Figure 13. LTM4614 Parallel 1.2V at 8A Design (Also, See the LTM4608A)
C4
22μF
6.3V
Figure 14. 1.8V and 1.5V at 4A with Output Voltage Tracking Design
R1
4.99k
PGOOD
R1
4.02k
R3
10k
X5R OR X7R
C
0.01μF
SSEXT
C
0.01μF
V
SSEXT1
IN
22μF
6.3V
C1
R2
5k
V
IN
PGOOD1
V
FB1
COMP1
TRACK1
RUN/SS1
OUT1
PGOOD1
V
FB1
COMP1
TRACK1
RUN/SS1
V
OUT1
IN
GND1
V
2.375V TO 5.5V
IN1
C1
22μF
6.3V
LTM4614
GND1
V
V
IN
IN1
LTM4614
GND2
3V TO 5.5V
V
IN2
RUN/SS2
PGOOD2
GND2
TRACK2
V
COMP2
IN2
V
OUT2
FB2
RUN/SS2
PGOOD2
TRACK2
C2
22μF
6.3V
X5R OR X7R
COMP2
V
OUT2
FB2
C2
22μF
6.3V
X5R OR X7R
1.8V
V
4.99k
5.76k
IN
R4
10k
REFER TO TABLE 4
R2
5.76k
X5R OR X7R
4614 F13
C5
100μF
6.3V
X5R OR X7R
1.2V
8A
C5
22μF
6.3V
4614 F14
C6
100μF
6.3V
1.5V
4A
LTM4614
17
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