LTC3633A/LTC3633A-1
ABSOLUTE MAXIMUM RATINGS (Note 1)
RUN1, RUN2.................................... –0.3V to V + 0.3V
V
, V ................................................... –0.3V to 20V
IN
IN1 IN2
SW1, SW2 ....................................... –0.3V to V + 0.3V
PGOOD1, PGOOD2, V , V
................. –0.3V to 18V
IN
ON1 ON2
Operating Junction Temperature Range
BOOST1, BOOST2...................................... –0.3V to 23V
(Notes 2, 3)............................................ –40°C to 125°C
Storage Temperature Range................... –65°C to 150°C
BOOST1-SW1, BOOST2-SW2................... –0.3V to 3.6V
V2P5, INTV , TRACKSS1, TRACKSS2...... –0.3V to 3.6V
CC
ITH1, ITH2, RT, MODE/SYNC........–0.3V to INTV + 0.3V
CC
V
, V , PHMODE...................–0.3V to INTV + 0.3V
FB1 FB2
CC
PIN CONFIGURATION
TOP VIEW
TOP VIEW
1
2
V
ON1
28
27
26
25
24
23
22
21
20
19
18
17
16
15
ITH1
SW1
SW1
TRACKSS1
3
V
FB1
28 27 26 25 24 23
4
V
PGOOD1
PHMODE
RUN1
IN1
PGOOD1
PHMODE
RUN1
1
2
3
4
5
6
7
8
22
21
20
19
18
17
16
15
V
V
IN1
5
V
IN1
IN1
6
BOOST1
BOOST1
MODE/SYNC
RT
INTV
CC
7
INTV
CC
MODE/SYNC
RT
29
PGND
29
PGND
V2P5
8
V2P5
RUN2
BOOST2
9
BOOST2
RUN2
SGND
V
V
IN2
IN2
10
11
12
13
14
V
SGND
IN2
PGOOD2
V
PGOOD2
IN2
9
10 11 12 13 14
UFD PACKAGE
SW2
SW2
V
FB2
TRACKSS2
ITH2
V
ON2
FE PACKAGE
28-LEAD PLASTIC TSSOP
28-LEAD (4mm × 5mm) PLASTIC QFN
T
= 125°C, θ = 43°C/W
T
= 125°C, θ = 30°C/W
JMAX
JA
JMAX
JA
EXPOSED PAD (PIN 29) IS PGND, MUST BE SOLDERED TO PCB
EXPOSED PAD (PIN 29) IS PGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
LTC3633AEUFD#PBF
LTC3633AIUFD#PBF
LTC3633AEFE#PBF
LTC3633AIFE#PBF
TAPE AND REEL
PART MARKING*
3633A
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3633AEUFD#TRPBF
LTC3633AIUFD#TRPBF
LTC3633AEFE#TRPBF
LTC3633AIFE#TRPBF
28-Lead (4mm × 5mm) Plastic QFN
28-Lead (4mm × 5mm) Plastic QFN
28-Lead Plastic TSSOP
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
3633A
LTC3633AFE
LTC3633AFE
28-Lead Plastic TSSOP
LTC3633AEUFD-1#PBF
LTC3633AIUFD-1#PBF
LTC3633AEFE-1#PBF
LTC3633AIFE-1#PBF
LTC3633AEUFD-1#TRPBF 633A1
LTC3633AIUFD-1#TRPBF 633A1
28-Lead (4mm × 5mm) Plastic QFN
28-Lead (4mm × 5mm) Plastic QFN
28-Lead Plastic TSSOP
LTC3633AEFE-1#TRPBF
LTC3633AIFE-1#TRPBF
LTC3633AFE-1
LTC3633AFE-1
28-Lead Plastic TSSOP
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/
3633a1f
2
Linear [ Linear ]
