STEVAL-IHT008V1 Datasheet, PDF (5/7 Pages) STMicroelectronics – DC bus disconnection at standby to reduce loss below 0.3 W

STEVAL-IHT008V1
Schematic diagram
Figure 5: STEVAL-IHT008V1 Flyback SMPS schematic
DC Power Supply
R52
R53
D13
2
1
L1
47R / 1W 47R / 1W
1N 400 7
L2
1mH_WE_TI
D12
1.5KE 300 A
D14
STTH1l06
C32
10u F
C33
22u F
TP26
D ra in_ vipe r
U12
viper26L D
FB
VDD
ST PS 115 0
D11
TP21
VCC _AC
5 T6 8
C28
220u F
TP22
GND _AC
9
3
6
2
D15
STPS 115 0
C29
1,5m F
1
7
TP23
15V_DC
m yrra7401 0
TP24
U10
TP25
G ND _D C
STPS115 0 LM2931_ DPA K
1 _IN
3
OUT
VCC _INS
VCC _INS
D16
C30
220u F
TP27
GND _INS
C31
100u F
GND _INS
D17
R54
D1N4148
36k
VCC _AC
GND _AC
15V_DC
TP28
5V_DC
U11
LM2931_ DPAK
1 _IN
3
OUT
5V_DC
C35
680p F
R57
R56
20k
22k
C39
330 n
C34
2.2uF
C36
100 n
R55
10k
C38
1n
R58
150
C37
100u F
GND_DC
TP29
G ND _DC
G ND _DC
GSPG2801161140SG
DocID028931 Rev 1
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