Datasheet

LTM4615
2
4615fb
For more information www.linear.com/LTM4615
pin conFiguraTionabsoluTe MaxiMuM raTings
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)
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
(Note 1)
LGA PACKAGE
144-LEAD (15mm × 15mm × 2.82mm)
TOP VIEW
1 2 3 4 5 6 7 8 109 11 12
L
K
J
H
G
F
E
D
C
B
M
A
V
OUT1
GND1
V
OUT2
GND2
LDO_OUT
GND3
RUN/SS1
GND1
FB2 BOOST3
GND3 EN3
FB3
LDO_IN
SW1
TRACK1
PGOOD1 FB1
COMP1
V
IN1
V
IN2
PGOOD3
GND2
RUN/SS2
SW2TRACK2
PGOOD2
COMP2
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
LEAD FREE FINISH TRAY PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
†
LTM4615EV#PBF LTM4615EV#PBF LTM4615V
144-Lead (15mm × 15mm × 2.82mm) LGA
–40°C to 125°C
LTM4615IV#PBF LTM4615IV#PBF LTM4615V
144-Lead (15mm × 15mm × 2.82mm) LGA
–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.
orDer inForMaTion