参数资料
型号: LT3587EUD#TRPBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: SWITCHING REGULATOR, 1200 kHz SWITCHING FREQ-MAX, PQCC20
封装: 3 X 3 MM, LEAD FREE, PLASTIC, QFN-20
文件页数: 14/24页
文件大小: 395K
代理商: LT3587EUD#TRPBF
LT3587
21
3587fc
TYPICAL APPLICATIONS
Li-Ion Powered Supply for CCD Imager and Five White Backlight LEDs
L1
15μH
L4
10μH
3587 TA02
IFB3
EN/SS3
EN/SS1
FLT
SW2
GND
FB2
CAP1
FB1
VOUT1
LT3587
VFB3 VOUT3 CAP3
SW3
VIN
SW1
C6
1μF
C1
10μF
CFB1
2.7pF
RFB1
1M
CCD POSITIVE
15V, 50mA
VVIN
2.5V TO 6V
C2
2.2μF
L2
15μH
L3
15μH
RFB2
1M
CCD NEGATIVE
–8V, 100mA
LED DRIVER
20mA UP TO 24V
VVIN
2.5V TO 6V
C7
22μF
DS2
DS3
C4
2.2μF
RVFB3
1.65M
(OPTIONAL)
DS1
RIFB3
8.06k
C5
100nF
C3
100nF
C1: MURATA GRM21BR61C106KE15L
C2: MURATA GRM188R61C225KE15D
C3, C5: MURATA GRM033R60J104KE19D
C4: MURATA GRM21BR71E225KA73L
C6: MURATA GRM155R61A105KE15D
C7: TAIYO YUDEN LMK212BJ226MG-T
CFB1: MURATA GRM1555C1H2R7BZ01D
CFB2: MURATA GRM1555C1H6R8BZ01D
L1, L2, L3: SUMIDA CDRH2D18/HP-150N
L4: TOKO 1071AS-100M
DS1, DS2, DS3: IR IR05H40CSPTR
CFB2
6.8pF
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