Datasheet
LTC3374
3
3374fa
For more information www.linear.com/LTC3374
pin conFiguraTion
absoluTe MaxiMuM raTings
V
IN1-8
, FB1-8, EN1-8, V
CC
, PGOOD_ALL,
SYNC, RT, MODE ......................................... –0.3V to 6V
TEMP .................. –0.3V to Lesser of (V
CC
+ 0.3V) or 6V
I
PGOOD_ALL
...............................................................5mA
(Note 1)
13 14 15 16
TOP VIEW
39
GND
UHF PACKAGE
38-LEAD (5mm × 7mm) PLASTIC QFN
17 18 19
38 37 36 35 34 33 32
24
25
26
27
28
29
30
31
8
7
6
5
4
3
2
1FB1
V
IN1
SW1
SW2
V
IN2
FB2
FB3
V
IN3
SW3
SW4
V
IN4
FB4
FB8
V
IN8
SW8
SW7
V
IN7
FB7
FB6
V
IN6
SW6
SW5
V
IN5
FB5
EN1
EN2
TEMP
V
CC
MODE
EN7
EN8
EN4
EN3
PGOOD_ALL
SYNC
RT
EN6
EN5
23
22
21
20
9
10
11
12
T
JMAX
= 150°C, θ
JA
= 34°C/W
EXPOSED PAD (PIN 39) IS GND, MUST BE SOLDERED TO PCB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
TOP VIEW
FE PACKAGE
38-LEAD PLASTIC TSSOP
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
TEMP
EN2
EN1
FB1
V
IN1
SW1
SW2
V
IN2
FB2
FB3
V
IN3
SW3
SW4
V
IN4
FB4
EN4
EN3
PGOOD_ALL
SYNC
V
CC
MODE
EN7
EN8
FB8
V
IN8
SW8
SW7
V
IN7
FB7
FB6
V
IN6
SW6
SW5
V
IN5
FB5
EN5
EN6
RT
39
GND
T
JMAX
= 150°C, θ
JA
= 25°C/W
EXPOSED PAD (PIN 39) IS GND, MUST BE SOLDERED TO PCB
orDer inForMaTion
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3374EUHF#PBF LTC3374EUHF#TRPBF 3374 38-Lead (5mm × 7mm) Plastic QFN –40°C to 125°C
LTC3374IUHF #PBF LTC3374IUHF#TRPBF 3374 38-Lead (5mm × 7mm) Plastic QFN –40°C to 125°C
LTC3374HUHF #PBF LTC3374HUHF#TRPBF 3374 38-Lead (5mm × 7mm) Plastic QFN –40°C to 150°C
LTC3374EFE #PBF LTC3374EFE#TRPBF LTC3374EFE 38-Lead Plastic TSSOP –40°C to 125°C
LTC3374IFE #PBF LTC3374IFE#TRPBF LTC3374IFE 38-Lead Plastic TSSOP –40°C to 125°C
LTC3374HFE #PBF LTC3374HFE#TRPBF LTC3374HFE 38-Lead Plastic TSSOP –40°C to 150°C
Consult LT C Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LT C Marketing for information on nonstandard 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/
Operating Junction Temperature Range
(Notes 2, 3) ............................................ –40°C to 150°C
Storage Temperature Range .................. –65°C to 150°C