Linear Technology Analog Devices LTC3882-1, Datasheet

Page: 4 / 108

LTC3882-1
4
Rev A
For more information www.analog.com
PIN CONFIGURATION ABSOLUTE MAXIMUM RATINGS
V
CC
Supply Voltage .................................... –0.3V to 15V
VINSNS Voltage ......................................... –0.3V to 40V
V
SENSE n
–
...................................................... –0.3V to 1V
V
SENSE n
+
, I
SENSE n
+
, I
SENSE n
–
........................ –0.3V to 6V
FB n , COMP n , TSNS n , I
AVG_GND
, I
AVG n
...... –0.3V to 3.6V
SYNC, FAULTn , PGOOD n , SHARE_CLK ........–0.3V to 3.6V
SCL, SDA, RUN n , ALERT ........................... –0.3V to 5.5V
ASEL n , VOUT n _CFG, FREQ_CFG,
PHAS_CFG .............................................. –0.3V to 2.75V
PWM n , V
DD25
.................................................. (Note 13)
V
DD33
............................................................... (Note 14)
Operating Junction Temperature
(Notes 2, 3) .......................................... –40°C to 125°C*
Storage Temperature Range ................ –65°C to 150°C*
*See Derating EEPROM Retention at Temperature in the
Applications Information section for junction temperatures
in excess of 125°C.
(Note 1)
39 40 38 37 36 35 34 33 32 31
11 20 12 13 14 15
TOP VIEW
41
GND
UJ PACKAGE
40-LEAD (6mm
×
6mm) PLASTIC QFN
T
JMAX
= 125°C, θ
JA
= 33°C/W , θ
JC
= 2.5°C/W
EXPOSED PAD (PIN 41) IS GND, MUST BE SOLDERED TO PCB
16 17 18 19
22
23
24
25
26
27
28
29
9
8
7
6
5
4
3
2
COMP0
TSNS0
TSNS1
VINSNS
I
AVG_GND
PGOOD0
PWM0
SYNC
SCL
SDA
I
AVG1
FB1
COMP1
PGOOD1
PWM1
V
CC
V
DD33
SHARE_CLK
V
DD25
PHAS_CFG
FB0 I
AVG0
I
SENSE0
+
I
SENSE0
–
V
SENSE0
+
V
SENSE0
–
V
SENSE1
–
V
SENSE1
+
I
SENSE1
–
I
SENSE1
+
ALER
T
FAUL
T0
FAUL
T1
RUN0 RUN1
ASEL0 ASEL1
V
OUT0_CFG
V
OUT1_CFG
FREQ_CFG
21
30
10
1
ORDER INFORMATION
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3882EUJ-1#PBF LTC3882EUJ-1#TRPBF LTC3882UJ-1 40-Lead (6mm
×
6mm) Plastic QFN –40°C to 125°C
LTC3882IUJ-1#PBF LTC3882IUJ-1#TRPBF LTC3882UJ-1
40-Lead (6mm
×
6mm) 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.
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/ . Some packages are available in 500 unit reels through
designated sales channels with #TRMPBF suffix.
http://www.linear.com/product/LTC3882-1#orderinfo