Datasheet
LTC3883/LTC3883-1
4
3883fa
For more information www.linear.com/LTC3883
V
IN
, SW ...................................................... –0.3V to 28V
Topside Driver Voltage (BOOST) ................ –0.3V to 34V
Switch Transient Voltage (SW) ..................... –5V to 28V
EXTV
CC
, INTV
CC
, BG, (BOOST – SW) ......... –0.3V to 6V
V
SENSE
+
, I
SENSE
+
........................................... –0.3V to 6V
RUN, SDA, SCL, ALERT ............................. –0.3V to 5.5V
FREQ_CFG, V
OUT_CFG
, V
TRIM_CFG
,
ASEL, V
DD25
............................................ –0.3V to 2.75V
ORDER INFORMATION
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3883EUH#PBF LTC3883EUH#TRPBF 3883 32-Lead (5mm × 5mm) Plastic QFN –40°C to 105°C
LTC3883IUH#PBF LTC3883IUH#TRPBF 3883 32-Lead (5mm × 5mm) Plastic QFN –40°C to 125°C
LTC3883EUH-1#PBF LTC3883EUH-1#TRPBF 38831 32-Lead (5mm × 5mm) Plastic QFN –40°C to 105°C
LTC3883IUH-1#PBF LTC3883IUH-1#TRPBF 38831 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 LT C 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/
ABSOLUTE MAXIMUM RATINGS
LTC3883 LTC3883-1
32 31 30 29 28 27 26 25
9 10 11 12
TOP VIEW
33
GND
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
IN_SNS
I
IN_SNS
I
SENSE
+
I
SENSE
–
SYNC
SCL
SDA
ALERT
BOOST
TG
SW
V
DD33
SHARE_CLK
WP
V
DD25
V
TRIM_CFG
TSNS
V
SENSE
–
V
SENSE
+
I
TH
V
IN
INTV
CC
BG
PGND
GPIO
PGOOD
RUN
DNC
ASEL
FREQ_CFG
V
OUT_CFG
DNC
T
JMAX
= 125°C, θ
JA
= 44°C/W, θ
JC
= 7.3°C/W
EXPOSED PAD (PIN 33) IS GND, MUST BE SOLDERED TO PCB
32 31 30 29 28 27 26 25
9 10 11 12
TOP VIEW
33
GND
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
IN_SNS
I
IN_SNS
I
SENSE
+
I
SENSE
–
SYNC
SCL
SDA
ALERT
BOOST
TG
SW
V
DD33
SHARE_CLK
WP
V
DD25
V
TRIM_CFG
TSNS
V
SENSE
–
V
SENSE
+
I
TH
V
IN
EXTV
CC
BG
PGND
GPIO
PGOOD
RUN
DNC
ASEL
FREQ_CFG
V
OUT_CFG
DNC
T
JMAX
= 125°C, θ
JA
= 44°C/W, θ
JC
= 7.3°C/W
EXPOSED PAD (PIN 33) IS GND, MUST BE SOLDERED TO PCB
PIN CONFIGURATION
(Note 1)
(V
IN_SNS
– V
IN
), (V
IN
– I
IN_SNS
) ................ –0.3V to 0.3V
PGOOD, GPIO, SHARE_CLK, I
TH
,
V
DD33
, SYNC, WP ..................................... –0.3V to 3.6V
INTV
CC
Peak Output Current ................................100mA
Operating Junction Temperature Range
(Notes 2, 15) .......................................... –40°C to 125°C
Storage Temperature Range .................. –65°C to 125°C