参数资料
型号: LTC3788IGN-1#PBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: DUAL SWITCHING CONTROLLER, 900 kHz SWITCHING FREQ-MAX, PDSO28
封装: 0.150 INCH, LEAD FREE, PLASTIC, SSOP-28
文件页数: 12/30页
文件大小: 384K
代理商: LTC3788IGN-1#PBF
LTC3788-1
2
37881fb
pin conFiguraTion
absoluTe MaxiMuM raTings
VBIAS ........................................................ –0.3V to 40V
BOOST1, BOOST2...................................... –0.3V to 76V
SW1, SW2.................................................. –0.3V to 70V
RUN1, RUN2 ................................................ –0.3V to 8V
Maximum Current Sourced into Pin
from Source > 8V .............................................100A
PGOOD1, PLLIN/MODE ............................... –0.3V to 6V
INTVCC, (BOOST1-SW1, BOOST2-SW2) ...... –0.3V to 6V
EXTVCC........................................................ –0.3V to 6V
SENSE1+, SENSE1,
SENSE2+, SENSE2.................................... –0.3V to 40V
SENSE1+ – SENSE1,
SENSE2+ – SENSE2................................. –0.3V to 0.3V
SS1, SS2, ITH1, ITH2, FREQ,
VFB1, VFB2 ...........................................–0.3V to INTVCC
Operating Junction Temperature Range....–40°C to 125°C
Storage Temperature Range .................. –65°C to 125°C
Lead Temperature (Soldering, 10 seconds)...........300°C
(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
ITH1
VFB1
SENSE1+
SENSE1
FREQ
PLLIN/MODE
SGND
RUN1
RUN2
SENSE2
SENSE2+
VFB2
ITH2
SS2
SS1
PGOOD1
SW1
TG1
BOOST1
BG1
VBIAS
PGND
EXTVCC
INTVCC
BG2
BOOST2
TG2
SW2
TJMAX = 125°C, θJA = 80°C/W
orDer inForMaTion
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3788EGN-1#PBF
LTC3788EGN-1#TRPBF
LTC3788GN-1
28-Lead Plastic SSOP
–40°C to 125°C
LTC3788IGN-1#PBF
LTC3788IGN-1#TRPBF
LTC3788GN-1
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/
elecTrical characTerisTics
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Main Control Loop
VBIAS
Chip Bias Voltage Operating Range
4.5
38
V
VFB1,2
Regulated Feedback Voltage
ITH = 1.2V (Note 4)
l
1.188
1.200
1.212
V
IFB1,2
Feedback Current
(Note 4)
±5
±50
nA
VREFLNREG
Reference Line Voltage Regulation
VIN = 6V to 38V
0.002
0.02
%/V
The l denotes the specifications which apply over the full operating
junction temperature range, otherwise specifications are at TA = 25°C, VBIAS = 12V, unless otherwise noted (Note 2).
相关PDF资料
PDF描述
LTC3788EGN-1#TRPBF DUAL SWITCHING CONTROLLER, 900 kHz SWITCHING FREQ-MAX, PDSO28
LTC3789EGN#TRPBF 0.1 A SWITCHING CONTROLLER, 710 kHz SWITCHING FREQ-MAX, PDSO28
LTC3789EUFD#TRPBF 0.1 A SWITCHING CONTROLLER, 710 kHz SWITCHING FREQ-MAX, PQCC28
LTC3789EGN#PBF 0.1 A SWITCHING CONTROLLER, 710 kHz SWITCHING FREQ-MAX, PDSO28
LTC3789IUFD#PBF 0.1 A SWITCHING CONTROLLER, 710 kHz SWITCHING FREQ-MAX, PQCC28
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