Datasheet

LT3686A
2
3686afa
pin conFiGurAtion
Absolute MAxiMuM rAtinGs
Input Voltage (V
IN
) (Note 7) ......................................60V
BOOST Voltage .........................................................55V
BOOST Pin Above SW Pin .........................................25V
FB Voltage ...................................................................6V
EN/UVLO Voltage (Note 7) ........................................60V
BD Voltage ................................................................25V
RT Voltage...................................................................6V
SS Voltage ...............................................................2.5V
(Note 1)
orDer inForMAtion
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3686AEDD#PBF LT3686AEDD#TRPBF LFRK 10-Lead Plastic DFN –40°C to 125°C
LT3686AIDD#PBF LT3686AIDD#TRPBF LFRK 10-Lead Plastic DFN –40°C to 125°C
LT3686AEMSE#PBF LT3686AEMSE#TRPBF 3686A 12-Lead Plastic MSOP –40°C to 125°C
LT3686AIMSE#PBF LT3686AIMSE#TRPBF 3686A 12-Lead Plastic MSOP –40°C to 125°C
LT3686AHMSE#PBF LT3686AHMSE#TRPBF 3686A 12-Lead Plastic MSOP –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/
TOP VIEW
11
GND
DD PACKAGE
10-LEAD (3mm × 3mm) PLASTIC DFN
10
9
6
7
8
4
5
3
2
1
SW
DA
BOOST
SYNC/MODE
EN/UVLO
V
IN
BD
FB
SS
RT
JA
= 43°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB
1
2
3
4
5
6
GND
V
IN
BD
FB
SS
RT
12
11
10
9
8
7
SW
SW
DA
BOOST
SYNC/MODE
EN/UVLO
TOP VIEW
13
GND
MSE PACKAGE
12-LEAD PLASTIC MSOP
JA
= 40°C/W,
JC
= 10°C/W
EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB
SYNC/MODE Voltage ................................................... 6V
Operating Junction Temperature Range (Note 2)
LT3686AE ........................................... –40°C to 125°C
LT3686AI............................................ –40°C to 125°C
LT3686AH .......................................... –40°C to 150°C
Storage Temperature Range ................... –65°C to 150°C
Lead Temperature (MSE Package Only,
Soldering, 10 Sec) ................................................ 300°C