Datasheet

LTC3861-1
2
38611fa
For more information www.linear.com/LTC3861-1
V
CC
Voltage .................................................. –0.3V to 6V
VINSNS Voltage ......................................... –0.3V to 30V
RUN1, RUN2 Voltage ........................–0.3V to V
CC
+ 0.3V
ISNS1P
, ISNS1N,
ISNS2P
, ISNS2N ...........................–0.3V to (V
CC
+ 0.1V)
All Other Pins ................................–0.3V to (V
CC
+ 0.3V)
Operating Junction Temperature Range
(Notes 2, 3) ............................................ –40°C to 125°C
Storage Temperature Range .................. –65°C to 150°C
(Note 1)
32 31 30 29 28 27 26 25
9 10 11 12
TOP VIEW
33
SGND
UH PACKAGE
32-LEAD (5mm × 5mm) PLASTIC QFN
13 14 15 16
17
18
19
20
21
22
23
24
8
7
6
5
4
3
2
1V
CC
FB1
COMP1
VSNSOUT
VSNSN
VSNSP
COMP2
FB2
RUN1
I
LIM1
ISNS1P
ISNS1N
ISNS2N
ISNS2P
I
LIM2
RUN2
TRACK/SS1 VINSNS CONFIG SGND I
AVG
PGOOD1 PWMEN1 PWM1
TRACK/SS2
FREQ
CLKIN
CLKOUT
PHSMD
PGOOD2
PWMEN2
PWM2
T
JMAX
= 125°C, θ
JA
= 34°C/W
EXPOSED PAD (PIN 33) IS SGND, MUST BE SOLDERED TO PCB
orDer inFormaTion
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3861EUH-1#PBF LTC3861EUH-1#TRPBF 38611 32-Lead (5mm × 5mm) Plastic QFN –40°C to 125°C
LTC3861IUH-1#PBF LTC3861IUH-1#TRPBF 38611 32-Lead (5mm × 5mm) Plastic QFN –40°C to 125°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/
For more information on soldering profiles, go to: http://cds.linear.com/docs/Packaging/Linear_Technology_Surface_Mount_Products.pdf
pin conFiguraTionabsoluTe maximum raTings