Datasheet

LT3500
2
3500fc
ABSOLUTE MAXIMUM RATINGS
V
IN
, PG, PG Operating .................................... 40V/–0.3V
SW .............................................................................V
IN
BST ................................................................ 55V/–0.3V
BST Pin Above SW ....................................................25V
LDRV, SHDN ..............................................................15V
FB, LFB, R
T
/SYNC .......................................................5V
SS, V
C
......................................................................2.5V
(Note 1)
TOP VIEW
DD PACKAGE
12-LEAD (3mm × 3mm) PLASTIC DFN
12
13
11
8
9
10
4
5
3
2
1
SW
BST
LDRV
LFB
FB
PG
V
IN
SHDN
SS
PG
V
C
R
T
/SYNC
6
7
θ
JA
= 45°C/W, θ
JC(PAD)
= 10°C/W
EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB
1
2
3
4
5
6
7
8
NC1
V
IN
SHDN
SS
PG
V
C
R
T
/SYNC
NC8
16
15
14
13
12
11
10
9
NC16
SW
BST
LDRV
LFB
FB
PG
NC9
TOP VIEW
MSE PACKAGE
16-LEAD PLASTIC MSE
17
θ
JA
= 45°C/W, θ
JC(PAD)
= 10°C/W
EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB
PIN CONFIGURATION
ORDER INFORMATION
Operating Junction Temperature Range
LT3500EDD (Note 2) .......................... –40°C to 125°C
LT3500IDD (Note 2) ........................... –40°C to 125°C
LT3500HDD (Note 2).......................... –40°C to 150°C
LT3500EMSE (Note 2)........................ –40°C to 125°C
LT3500IMSE (Note 3) ........................ –40°C to 125°C
LT3500HMSE (Note 2) ....................... –40°C to 150°C
Storage Temperature Range ................... –65°C to 150°C
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3500EDD#PBF LT3500EDD#TRPBF LCRN
12-Lead (3mm × 3mm) Plastic DFN
–40°C to 125°C
LT3500IDD#PBF LT3500IDD#TRPBF LCRN
12-Lead (3mm × 3mm) Plastic DFN
–40°C to 125°C
LT3500HDD#PBF LT3500HDD#TRPBF LDCY
12-Lead (3mm × 3mm) Plastic DFN
–40°C to 150°C
LT3500EMSE#PBF LT3500EMSE#TRPBF 3500 16-Lead Plastic MSE –40°C to 125°C
LT3500IMSE#PBF LT3500IMSE#TRPBF 3500 16-Lead Plastic MSE –40°C to 125°C
LT3500HMSE#PBF LT3500HMSE#TRPBF 3500 16-Lead Plastic MSE –40°C to 150°C
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.
Consult LTC Marketing for information on non-standard lead based fi nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifi
cations, go to: http://www
.linear.com/tapeandreel/