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LTM4615
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Switching Regulators
V IN1 , V IN2 , PGOOD1, PGOOD2...................... –0.3V to 6V
COMP1, COMP2, RUN/SS1, RUN/SS2
V FB1 , V FB2 ,TRACK1, TRACK2 ...................... –0.3V to V IN
SW, V OUT ...................................... –0.3V to (V IN + 0.3V)
PIN CONFIGURATION
TOP VIEW
TRACK1 COMP1
RUN/SS1 PGOOD1 FB1
M
L
V OUT1
Very Low Dropout Regulator
LDO_IN, PGOOD3, EN3 ................................ –0.3V to 6V
LDO_OUT ........................................................–0.3 to 4V
FB3 ........................................ –0.3V to (LDO_IN + 0.3V)
LDO_OUT Short-Circuit.................................... Indefinite
Internal Operating Temperature Range
(Notes 2, 5) ............................................ –40°C to 125°C
Junction Temperature ........................................... 125°C
Storage Temperature Range .................. –55°C to 125°C
SW1
GND1
LDO_IN
PGOOD3
GND2
RUN/SS2
K
J
H
G
F
E
D
C
B
V IN1
V IN2
FB3
FB2
GND3
BOOST3
EN3
GND1
V OUT2
GND2
LDO_OUT
GND3
A
1
2
3
4
5
6
7
8
9
10
11
12
TRACK2
COMP2 SW2
PGOOD2
LGA PACKAGE
144-LEAD (15mm × 15mm × 2.82mm)
T JMAX = 125°C, θ JCbottom = 2-3°C/W, θ JA = 15°C/W, θ JCtop = 25°C/W,
θ VALUES DETERMINED FROM 4 LAYER 76mm × 95mm PCB
WEIGHT = 1.6g
ORDER INFORMATION
LEAD FREE FINISH
LTM4615EV#PBF
LTM4615IV#PBF
TRAY
LTM4615EV#PBF
LTM4615IV#PBF
PART MARKING*
LTM4615V
LTM4615V
PACKAGE DESCRIPTION
144-Lead (15mm × 15mm × 2.82mm) LGA
144-Lead (15mm × 15mm × 2.82mm) LGA
TEMPERATURE RANGE ?
–40°C to 125°C
–40°C to 125°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
This product is only offered in trays. For more information go to: http://www.linear.com/packaging/
? See Note 2.
2
For more information www.linear.com/LTM4615
4615fb
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