Datasheet

LTC3675/LTC3675-1
3
36751fc
For more information www.linear.com/LTC3675
pin conFiguraTionabsoluTe MaxiMuM raTings
V
IN
, V
OUT5
, V
OUT6
, FB1-6, LED_OV, EN1-4, ENBB, LED_
FS, CT, WAKE, PBSTAT, IRQB, RSTB, ONB, DV
CC
,
SW5 ............................................. –0.3V to 6V (Static)
LDO_OUT, LDOFB ... –0.3V to Lesser of (V
IN
+ 0.3V) or 6V
SCL, SDA .......... –0.3V to Lesser of (DV
CC
+ 0.3V) or 6V
SW1, SW2, SW3, SW4, SWAB6
........................ –0.3V to Lesser of (V
IN
+ 0.3V) or 6V
SWCD6 ............–0.3V to Lesser of (V
OUT6
+ 0.3V) or 6V
SW7 ........................................................... –0.3V to 45V
I
SW1
, I
SW2
................................................................1.4A
I
SW3
, I
SW4
............................................................700mA
I
SW5
, I
SWAB6
, I
SWCD6
................................................2.4A
I
SW7
............................................................................2A
Operating Junction Temperature Range (Notes 2, 3)
.......................................................... –40°C to 125°C
Storage Temperature Range .................. –65°C to 125°C
(Note 1)
TOP VIEW
45
GND
UFF PACKAGE
44-LEAD (7mm × 4mm) PLASTIC QFN
EN1
1
FB1 2
FB2 3
EN2 4
SW1 5
V
IN
6
V
IN
7
SW2
8
SW3 9
V
IN
10
SW4 11
EN3 12
EN4 13
FB4 14
FB3 15
37 ENBB
36 FB6
35 FB5
34 V
IN
33 V
OUT5
32 SW5
31 V
IN
30 LDO_OUT
29 LDOFB
28 ONB
27 LED_FS
26 WAKE
25 PBSTAT
24 IRQB
23 RSTB
LED_0V
16
LED1
17
SW7
18
SW7
19
SW7
20
LED2
21
CT
22
44 SWCD6 43 SDA 42 V
OUT6
41 DV
CC
40 V
IN
39 SCL 38 SWAB6
T
JMAX
= 125°C, θ
JA
= 45°C/W
EXPOSED PAD (PIN 45) IS GND, MUST BE SOLDERED TO PCB
orDer inForMaTion
LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3675EUFF#PBF LTC3675EUFF#TRPBF 3675
44-Lead (7mm × 4mm) Plastic QFN
–40°C to 125°C
LTC3675EUFF-1#PBF LTC3675EUFF-1#TRPBF 36751
44-Lead (7mm × 4mm) Plastic QFN
–40°C to 125°C
Consult LT C Marketing for parts specified with wider operating temperature ranges.
Consult LT C 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/