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LTM8042/LTM8042-1
ABSOLUTE MAXIMUM RATINGS
(Note 1)
PIN CONFIGURATION
V CC , RUN, PWM, TGEN, BSTIN/BKLED – ...................40V
BSTOUT/BKIN, TG, LED + ..........................................43V
7
BSTIN/BKLED –
TG
TG Pin Below LED + ...................................................10V
CTL, SYNC, SS............................................................6V
RT ...............................................................................3V
Internal Operating Temperature
V CC
6
5
4
BANK 2
BANK 3
BANK 1
BANK 4
BSTOUT/BKIN
BANK 5
LED +
(Notes 3, 4) ........................................... –40°C to 125°C
Solder Temperature .............................................. 245°C
Storage Temperature ............................. –55°C to 125°C
3
2
1
GND
TGEN
CTL
A
B
C
D
E
F
G
H
J
K
L
RUN SYNC RT
LGA PACKAGE
SS PWM
77-LEAD (15mm
9mm
2.82mm)
T JMAX = 125°C, θ JA = 15.7°C/W, θ JCtop = 13.6°C/W,
θ JCbottom = 4.5°C/W, θ JB = 9.4°C/W
θ VALUES DETERMINED PER JESD 51-12
WEIGHT = 1.1g
ORDER INFORMATION
LEAD FREE FINISH
LTM8042EV#PBF
LTM8042IV#PBF
LTM8042EV-1#PBF
LTM8042IV-1#PBF
TRAY
LTM8042EV#PBF
LTM8042IV#PBF
LTM8042EV-1#PBF
LTM8042IV-1#PBF
PART MARKING*
LTM8042V
LTM8042V
LTM8042-1V
LTM8042-1V
PACKAGE DESCRIPTION
77-Lead (15mm × 9mm × 2.82mm) LGA
77-Lead (15mm × 9mm × 2.82mm) LGA
77-Lead (15mm × 9mm × 2.82mm) LGA
77-Lead (15mm × 9mm × 2.82mm) LGA
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–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/
80421fa
2
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