参数资料
型号: LTC3633IFE#PBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: SWITCHING REGULATOR, PDSO28
封装: LEAD FREE, PLASTIC, TSSOP-28
文件页数: 12/28页
文件大小: 384K
代理商: LTC3633IFE#PBF
LTC3633
2
3633f
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
VIN1, VIN2 ................................................... –0.3V to 16V
VIN1, VIN2 Transient ...................................................18V
PGOOD1, PGOOD2, VON1, VON2 ................. –0.3V to 16V
BOOST1, BOOST2................................... –0.3V to 19.6V
BOOST1-SW1, BOOST2-SW2 ................... –0.3V to 3.6V
V2P5, INTVCC, TRACKSS1, TRACKSS2...... –0.3V to 3.6V
ITH1, ITH2, REXT, MODE/SYNC.... –0.3V to INTVCC + 0.3V
(Note 1)
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3633EUFD#PBF
LTC3633EUFD#TRPBF
3633
28-Lead (4mm × 5mm) Plastic QFN
–40°C to 125°C
LTC3633IUFD#PBF
LTC3633IUFD#TRPBF
3633
28-Lead (4mm × 5mm) Plastic QFN
–40°C to 125°C
LTC3633EFE#PBF
LTC3633EFE#TRPBF
LTC3633FE
28-Lead Plastic TSSOP
–40°C to 125°C
LTC3633IFE#PBF
LTC3633IFE#TRPBF
LTC3633FE
28-Lead Plastic TSSOP
–40°C to 125°C
Consult LTC Marketing for parts specied with wider operating temperature ranges. *The temperature grade is identied by a label on the shipping
container.
Consult LTC Marketing for information on non-standard lead based nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specications, go to: http://www.linear.com/tapeandreel/
VFB1, VFB2, PHMODE................... –0.3V to INTVCC + 0.3V
RUN1, RUN2.................................... –0.3V to VIN + 0.3V
SW1, SW2 ....................................... –0.3V to VIN + 0.3V
SW Source and Sink Current (DC) (Note 2) ................3A
Operating Junction Temperature Range
(Note 3).................................................. –40°C to 125°C
Storage Temperature Range................... –65°C to 125°C
9
10
TOP VIEW
UFD PACKAGE
28-LEAD (4mm × 5mm) PLASTIC QFN
11 12 13
28 27 26 25 24
14
23
6
5
4
3
2
1
PGOOD1
PHMODE
RUN1
MODE/SYNC
RT
RUN2
SGND
PGOOD2
VIN1
BOOST1
INTVCC
V2P5
BOOST2
VIN2
V
FB1
TRACKSS1
ITH1
V
ON1
SW1
V
FB2
TRACKSS2
ITH2
V
ON2
SW2
7
17
18
19
20
21
22
16
8
15
29
PGND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TOP VIEW
FE PACKAGE
28-LEAD PLASTIC TSSOP
28
27
26
25
24
23
22
21
20
19
18
17
16
15
ITH1
TRACKSS1
VFB1
PGOOD1
PHMODE
RUN1
MODE/SYNC
RT
RUN2
SGND
PGOOD2
VFB2
TRACKSS2
ITH2
VON1
SW1
VIN1
BOOST1
INTVCC
V2P5
BOOST2
VIN2
SW2
VON2
29
PGND
TJMAX = 125°C, θJA = 43°C/W
EXPOSED PAD (PIN 29) IS PGND, MUST BE SOLDERED TO PCB
TJMAX = 125°C, θJA = 25°C/W
EXPOSED PAD (PIN 29) IS PGND, MUST BE SOLDERED TO PCB
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