ltc3608ewkg Linear Technology Corporation, ltc3608ewkg Datasheet - Page 2

• Manufacturer Part Number: ltc3608ewkg
• Description: 18v, 8a Monolithic Synchronous Step-down Dc/dc Converter
• Manufacturer: Linear Technology Corporation

ABSOLUTE MAXIMUM RATINGS
LTC3608
(Note 1)
Input Supply Voltage (SV
Boosted Topside Driver Supply Voltage
INTV
FCB, V
I
Operating Junction Temperature Range
Storage Temperature Range ................... –55°C to 125°C
ORDER INFORMATION
LEAD FREE FINISH
LTC3608EWKG#PBF
LTC3608IWKG#PBF
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
For more information on lead free part marking, go to:
For more information on tape and reel specifi cations, go to:
2
TH
(BOOST) ................................................ 26V to –0.3V
SW Voltage ............................................... 20V to –5V
PGOOD Voltages ...................................... 7V to –0.3V
(Notes 2, 4) ........................................ –40°C to 125°C
, V
CC
FB
ON
, EXTV
Voltages ....................................... 2.7V to –0.3V
, V
RNG
CC
, (BOOST – SW), RUN/SS,
Voltages ............ INTV
TAPE AND REEL
LTC3608EWKG#TRPBF
LTC3608IWKG#TRPBF
IN
, PV
IN
, I
ON
) ....... 20V to –0.3V
CC
+ 0.3V to –0.3V
http://www.linear.com/leadfree/
PART MARKING*
LTC3608WKG
LTC3608WKG
http://www.linear.com/tapeandreel/
PIN CONFIGURATION
PACKAGE DESCRIPTION
52-Lead (7mm × 8mm) Plastic QFN
52-Lead (7mm × 8mm) Plastic QFN
RUN/SS 12
BOOST 11
SGND 10
SGND 14
V
PV
PV
PV
PV
PV
PV
PV
ON
SW 8
NC 9
IN
IN
IN
IN
IN
IN
IN
13
1
2
3
4
5
6
7
52-LEAD (7mm × 8mm) QFN MULTIPAD
PV
53
T
IN
JMAX
= 125°C, θ
WKG PACKAGE
SGND
TOP VIEW
54
JA
= 29°C/W
SW
55
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
40 PGND
39 PGND
38 PGND
37 PGND
36 PGND
35 PGND
34 PGND
33 SW
32 INTV
31 INTV
30 SV
29 EXTV
28 NC
27 SGND
IN
CC
CC
CC
3608fa