参数资料
型号: LTC3787IGN#TRPBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: SWITCHING CONTROLLER, 585 kHz SWITCHING FREQ-MAX, PDSO28
封装: 0.150 INCH, LEAD FREE, PLASTIC, SSOP-28
文件页数: 12/36页
文件大小: 363K
代理商: LTC3787IGN#TRPBF
LTC3787
2
3787fb
ABSOLUTE MAXIMUM RATINGS
VBIAS ........................................................ –0.3V to 40V
BOOST1 and BOOST2 ................................ –0.3V to 76V
SW1 and SW2............................................ –0.3V to 70V
RUN ............................................................. –0.3V to 8V
Maximum Current Sourced into Pin
From Source >8V..............................................100μA
PGOOD, PLLIN/MODE ................................. –0.3V to 6V
INTVCC, (BOOST1 - SW1), (BOOST2 - SW2)...–0.3V to 6V
(Notes 1, 3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TOP VIEW
GN PACKAGE
28-LEAD PLASTIC SSOP
28
27
26
25
24
23
22
21
20
19
18
17
16
15
ILIM
SENSE1+
SENSE1
FREQ
PHASMD
CLKOUT
PLLIN/MODE
SGND
RUN
SS
SENSE2
SENSE2+
VFB
ITH
PGOOD
SW1
TG1
BOOST1
BG1
VBIAS
PGND
EXTVCC
INTVCC
BG2
BOOST2
TG2
SW2
NC
TJMAX = 125°C, θJA = 90°C/W
9
10
TOP VIEW
29
GND
UFD PACKAGE
28-LEAD (4mm
5mm) PLASTIC QFN
11 12 13
28 27 26 25 24
14
23
6
5
4
3
2
1
FREQ
PHASMD
CLKOUT
PLLIN/MODE
SGND
RUN
SS
SENSE2
BOOST1
BG1
VBIAS
PGND
EXTVCC
INTVCC
BG2
BOOST2
SENSE1
SENSE1
+
ILIM
PGOOD
SW1
TG1
SENSE2
+
VFB
ITH
NC
SW2
TG2
7
17
18
19
20
21
22
16
8
15
TJMAX = 125°C, θJA = 43°C/W
EXPOSED PAD (PIN 29) IS GND, MUST BE CONNECTED TO GND
PIN CONFIGURATION
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3787EUFD#PBF
LTC3787EUFD#TRPBF
3787
28-Lead (4mm
× 5mm) Plastic QFN
–40°C to 125°C
LTC3787IUFD#PBF
LTC3787IUFD#TRPBF
3787
28-Lead (4mm
× 5mm) Plastic QFN
–40°C to 125°C
LTC3787EGN#PBF
LTC3787EGN#TRPBF
LTC3787GN
28-Lead Plastic SSOP
–40°C to 125°C
LTC3787IGN#PBF
LTC3787IGN#TRPBF
LTC3787GN
28-Lead Plastic SSOP
–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/
EXTVCC ........................................................ –0.3V to 6V
SENSE1+, SENSE1, SENSE2+, SENSE2... –0.3V to 40V
(SENSE1+ - SENSE1), (SENSE2+- SENSE2)...–0.3V to 0.3V
ILIM, SS, ITH, FREQ, PHASMD, VFB..... –0.3V to INTVCC
Operating Junction Temperature
Range (Note 2)........................................–40°C to 125°C
Storage Temperature Range .................. –65°C to 150°C
相关PDF资料
PDF描述
LTC3787EGN#TRPBF SWITCHING CONTROLLER, 585 kHz SWITCHING FREQ-MAX, PDSO28
LTC3787EUFD#PBF SWITCHING CONTROLLER, 585 kHz SWITCHING FREQ-MAX, PQCC28
LTC3787IGN#PBF SWITCHING CONTROLLER, 585 kHz SWITCHING FREQ-MAX, PDSO28
LTC3788EUH#TRPBF DUAL SWITCHING CONTROLLER, 900 kHz SWITCHING FREQ-MAX, PQCC32
LTC3788EUH#PBF DUAL SWITCHING CONTROLLER, 900 kHz SWITCHING FREQ-MAX, PQCC32
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