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LTM4605
ABSOLUTE MAXIMUM RATINGS
(Note 1)
V IN ............................................................. –0.3V to 20V
V OUT ..............................................................0.8V to 16V
INTV CC , EXTV CC , RUN, SS, PGOOD ............. –0.3V to 7V
SW1, SW2 (Note 6) ....................................... –5V to 20V
PIN CONFIGURATION
(See Table 6. Pin Assignment)
TOP VIEW
BANK 2
M
L
V FB , COMP ................................................ –0.3V to 2.4V
FCB, STBYMD ....................................... –0.3V to INTV CC
PLLIN ........................................................ –0.3V to 5.5V
PLLFLTR ................................................... –0.3V to 2.7V
Operating Temperature Range
(Note 2) ............................................... –40°C to 85°C
Storage Temperature Range .................. –55°C to 125°C
BANK 4
BANK 5
K
J
H
G
F
E
BANK 1
BANK 3
D
C
BANK 6
B
A
1
2
3
4
5
6
7
8
9
10
11
12
LGA PACKAGE
141-LEAD (15mm
15mm
2.8mm)
T JMAX = 125°C, θ JP = 4°C/W
WEIGHT = 1.5g
ORDER INFORMATION
LEAD FREE FINISH
LTM4605EV#PBF
LTM4605IV#PBF
PART MARKING*
LTM4605V
LTM4605V
PACKAGE DESCRIPTION
141-Lead (15mm × 15mm × 2.8mm) LGA
141-Lead (15mm × 15mm × 2.8mm) LGA
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 85°C
Consult LTC Marketing for parts speci?ed with wider operating temperature ranges. *The temperature grade is identi?ed 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/
ELECTRICAL CHARACTERISTICS
The l denotes the speci?cations which apply over the full operating
temperature range, otherwise speci?cations are at T A = 25°C (Note 2), V IN = 12V. Per typical application (front page) con?guration.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Input Speci?cations
V IN(DC)
Input DC Voltage
l
4.5
20
V
V IN(UVLO)
Undervoltage Lockout Threshold
V IN Falling
l
3.4
4
V
I Q(VIN)
Input Supply Bias Current
Normal
2.8
mA
Standby
V RUN = 0V, V STBYMD > 2V
1.6
mA
Shutdown Supply Current
V RUN = 0V, V STBYMD = Open
35
60
μA
4605fc
2
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