LT3755-1 LINER [Linear Technology], LT3755-1 Datasheet - Page 2

• Manufacturer Part Number: LT3755-1
• Description: 60V 4-Switch Synchronous
• Manufacturer: LINER [Linear Technology]

ABSOLUTE MAXIMUM RATINGS
LT3791
(Note 1)
Supply Voltages
Input Supply (V
SW1, SW2 ......................................................–1V to 60V
OPENLED, SHORTLED ...............................................15V
EN/UVLO, IVINP, IVINN, ISP, ISN ..............................60V
INTV
TEST2, SYNC, RT, CTRL, OVLO, PWM .......................6V
IVINMON, ISMON, FB, SS, VC, V
IVINP-IVINN, ISP-ISN, SNSP-SNSN .......................±0.5V
SNSP, SNSN ...........................................................±0.3V
Operating Junction Temperature (Notes 2, 3)
Storage Temperature Range .................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec) ................... 300°C
ORDER INFORMATION
LEAD FREE FINISH
LT3791EFE#PBF
LT3791IFE#PBF
LT3791HFE#PBF
LT3791MPFE#PBF
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
For more information on lead free part marking, go to:
For more information on tape and reel specifications, go to:
ELECTRICAL CHARACTERISTICS
PARAMETER
Input
V
V
V
2
junction temperature range, otherwise specifications are at T
IN
IN
IN
LT3791E/LT3791I ............................... –40°C to 125°C
LT3791H ............................................ –40°C to 150°C
LT3791MP ......................................... –55°C to 150°C
Operating Voltage
Shutdown I
Operating I
CC
, (BST1-SW1), (BST2-SW2) .............................6V
Q
Q
(Not Switching)
IN
) .....................................................60V
LT3791MPFE#TRPBF
TAPE AND REEL
LT3791EFE#TRPBF
LT3791IFE#TRPBF
LT3791HFE#TRPBF
REF
...........................6V
CONDITIONS
V
FB = 1.3V, R
EN/UVLO
http://www.linear.com/leadfree/
PART MARKING*
LT3791FE
LT3791FE
LT3791FE
LT3791FE
http://www.linear.com/tapeandreel/
= 0V
T
= 59.0k
The
A
l
= 25°C (Note 2). V
denotes the specifications which apply over the full operating
PIN CONFIGURATION
PACKAGE DESCRIPTION
38-Lead Plastic TSSOP
38-Lead Plastic TSSOP
38-Lead Plastic TSSOP
38-Lead Plastic TSSOP
EXPOSED PAD (PIN 39) IS SGND, MUST BE SOLDERED TO PCB
IN
= 12V, V
SHORTLED
OPENLED
IVINMON
EN/UVLO
ISMON
INTV
PGND
IVINN
IVINP
CTRL
PWM
BST1
V
SW1
TG1
BG1
BG2
REF
V
SS
CC
IN
T
EN/UVLO
JMAX
38-LEAD PLASTIC TSSOP
10
11
12
13
14
15
16
17
18
19
1
2
3
4
5
6
7
8
9
= 150°C, θ
FE PACKAGE
MIN
4.7
TOP VIEW
= 12V unless otherwise noted.
SGND
39
JA
= 28°C/W
TYP
0.1
3.0
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 150°C
–55°C to 150°C
OVLO
FB
VC
RT
SYNC
CLKOUT
TEST2
PWMOUT
SGND
TEST1
SNSN
SNSP
ISN
ISP
TG2
NC
BST2
SW2
PGND
MAX
60
1
4
UNITS
3791f
mA
µA
V