LTM4608EV#PBF Linear Technology, LTM4608EV#PBF Datasheet - Page 21

• Manufacturer Part Number: LTM4608EV#PBF
• Description: IC DC/DC UMODULE 8A 68-LGA
• Manufacturer: Linear Technology
• Series: µModuler
• Type: Point of Load (POL) Non-Isolatedr

Specifications of LTM4608EV#PBF

• Design Resources: LTM4608 Spice Model
• Output: 0.6 ~ 5 V
• Number Of Outputs: 1
• Power (watts): 40W
• Mounting Type: Surface Mount
• Voltage - Input: 2.7 ~ 5.5 V
• Package / Case: 68-LGA
• 1st Output: 0.6 ~ 5 VDC @ 8A
• Size / Dimension: 0.59" L x 0.35" W x 0.11" H (15mm x 9mm x 2.8mm)
• Power (watts) - Rated: 40W
• Operating Temperature: -40°C ~ 85°C
• Efficiency: 95%
• Dc To Dc Converter Type: Step Down
• Pin Count: 68
• Input Voltage: 5.5V
• Output Voltage: 0.6 to 5V
• Switching Freq: 1.7MHz
• Output Current: 8A
• Package Type: LGA
• Output Type: Adjustable
• Switching Regulator: Yes
• Load Regulation: 0.75%
• Line Regulation: 0.2%/V
• Mounting: Surface Mount
• Input Voltage (min): 2.375V
• Operating Temperature Classification: Industrial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• 3rd Output: -
• 2nd Output: -
• Lead Free Status / Rohs Status: Compliant

TYPICAL APPLICATIONS
3V TO 5.5V
3V TO 5.5V
V
IN
V
IN
PHMODE
C
10µF
IN
MODE
TRACK
Figure 19. Two LTM4608s in Parallel, 1.5V at 16A Design.
See Also Dual 8A per Channel LTM4616
C2
10µF
RUN
Figure 18. Typical 3V to 5.5V
10µF
V
SV
SW
RUN
PLLLPF
TRACK
MODE
PHMODE
CLKOUT GND
IN
IN
LTM4608
CLKIN
CLKIN
V
SV
SW
RUN
PLLLPF
TRACK
MODE
PHMODE
V
SV
SW
RUN
PLLLPF
TRACK
MODE
PHMODE
CLKOUT GND
CLKOUT GND
IN
IN
SGND
IN
IN
PGOOD
BSEL
V
MGN
I
THM
OUT
I
LTM4608
LTM4608
OE
FB
TH
H
H
L
CLKIN
CLKIN
A
H
L
X
IN
BSEL
SGND
SGND
PGOOD
PGOOD
50k
Y
OUT
IN
BSEL
BSEL
H
V
V
L
Z
MGN
MGN
I
I
THM
THM
OUT
OUT
R
3.09k
I
I
, 2.5V at 8A Design
FB
TH
FB
TH
FB
C1
220pF
U1: PERICOM PI74ST1G126CEX
OR TOSHIBA TC7SZ126AFE
MGN
V
(HIGH = 10%)
(FLOAT = 15%)
(LOW = 5%)
IN
H
L
/2
+ OF BSEL SELECTION
– OF BSEL SELECTION
4608 F19
C3
47pF
MARGIN VALUE
V
NO MARGIN
IN
50k
50k
C
100µF
OUT
V
50k
100pF
IN
100k
V
C4
IN
Y
PGOOD
V
2.5V
8A
8A AT 5V INPUT
6A AT 3.3V INPUT
OUT
OUT
3.32k
4
5
3
1
U1
100µF
6.3V
X5R
C3
100µF
6.3V
X5R
4608 F18
C1
100µF
6.3V
X5R
2
OE
A
IN
V
1.5V
16A
LTM4608
OUT
21
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