参数资料
型号: LT3757MPMSE#PBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO10
封装: 3 X 3 MM, LEAD FREE, PLASTIC, MSOP-10
文件页数: 24/36页
文件大小: 436K
代理商: LT3757MPMSE#PBF
LT3757
30
3757fc
2ms/DIV
VOUT
100V/DIV
3757 TA04b
5s/DIV
VOUT
5V/DIV
(AC)
VSW
20V/DIV
3757 TA04c
Typical applicaTions
High Voltage Flyback Power Supply
Start-Up Waveforms
Switching Waveforms
SENSE
LT3757
VIN
VSW
VIN
5V TO 12V
CIN
47F
16V
×4
INTVCC
COUT
68nF
×2
VOUT
350V
10mA
0.02
22
M1
140k
100kHz
GATE
FBX
GND
SHDN/UVLO
DANGER! HIGH VOLTAGE OPERATION BY HIGH VOLTAGE TRAINED PERSONNEL ONLY
SYNC
RT
SS
VC
105k
46.4k
0.1F
220pF
100pF
6.8k
22nF
T1
1:10
D1
CIN: MURATA GRM32ER61C476K
COUT: TDK C3225X7R2J683K
D1: VISHAY SILICONIX GSD2004S DUAL DIODE CONNECTED IN SERIES
M1: VISHAY SILICONIX Si7850DP
T1: TDK DCT15EFD-U44S003
3757 TA04a
1M
1%
1M
1%
1.50M
1%
16.2k
1%
10nF
CVCC
47F
25V
X5R
22
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