Download DCS WDI Specifications

Transcript
LTC3375
(Note 1)
TOP VIEW
FB1 1
VIN1 2
SW1 3
SW2 4
VIN2 5
FB2 6
FB3 7
VIN3 8
SW3 9
SW4 10
VIN4 11
FB4 12
36 FB8
35 VIN8
34 SW8
33 SW7
32 VIN7
31 FB7
30 FB6
29 VIN6
28 SW6
27 SW5
26 VIN5
25 FB5
GND
49
EN4 13
EN3 14
IRQ 15
RST 16
CT 17
SYNC 18
RT 19
ON 20
PB 21
KILL 22
EN6 23
EN5 24
VIN1-8, FB1-8, EN1-8, VCC, VSHNT, FBVCC, CT,
ON, KILL, IRQ, RST, PB, WDI, WDO, SYNC, RT,
SDA, SCL...................................................... –0.3V to 6V
TEMP....................–0.3V to Lesser of (VCC + 0.3V) or 6V
IIRQ , IRST, IWDO, ION..................................................5mA
IVSHNT.......................................................................3mA
Operating Junction Temperature Range
(Notes 2, 3)............................................. –40°C to 150°C
Storage Temperature Range................... –65°C to 150°C
Pin Configuration
48 EN1
47 EN2
46 SDA
45 SCL
44 TEMP
43 VSHNT
42 FBVCC
41 VCC
40 WDI
39 WDO
38 EN7
37 EN8
Absolute Maximum Ratings
UK PACKAGE
48-LEAD (7mm × 7mm) PLASTIC QFN
TJMAX = 150°C, θJA = 34°C/W
EXPOSED PAD (PIN 49) IS GND, MUST BE SOLDERED TO PCB
Order Information
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3375EUK#PBF
LTC3375EUK#TRPBF
LTC3375UK
48-Lead (7mm × 7mm) Plastic QFN
–40°C to 125°C
LTC3375IUK#PBF
LTC3375IUK#TRPBF
LTC3375UK
48-Lead (7mm × 7mm) Plastic QFN
–40°C to 125°C
LTC3375HUK#PBF
LTC3375HUK#TRPBF
LTC3375UK
48-Lead (7mm × 7mm) Plastic QFN
–40°C to 150°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
3375fc
For more information www.linear.com/3375
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