STMicroelectronics LED815 Evaluation Boards EVALHVLED815W15 EVALHVLED815W15 Datenbogen
Produktcode
EVALHVLED815W15
Pr
in
in
cip
le ap
p
lica
tio
n
c
irc
u
u
it
an
d
b
lo
ck d
iag
ram
ram
H
VL
E
E
D
81
5PF
5PF
4
/36
D
o
c
ID
0
0
234
09 R
e
v
4
1
Principle application circuit and block diagram
1.1
Principle application circuit
Figure 1.
Application circuit for high power factor LED driver - single range input
Ci
n
C12
Cout Bulk
CS
RPF
C
s
nubber
T1
TRANSFORMER
4
5
6
3
1
10
2
7
9
8
R
s
nubber
S
nubber D
iode
NA
Rdmg
R12
Minimum Load
D 5
VIN
C_ILED (10uF)
Lf
Lf
Cf
Rf
RB
Rf
J1
CON1
CON1
VCC
J3
CON1
CON1
EMI FILTER
Rf b
Cf
CS
DMG
CS
J2
CON1
J4
CON1
F1
1A_DIP
D 4
U1
HVLED8xxPF
HVLED8xxPF
SOURCE
1
ILED
5
CS
2
GND
4
DMG
6
VCC
3
COMP
7
N.A.
8
DRAIN
13
DRAIN
14
DRAIN
15
DRAIN
16
DMG
Cf (330nF-680nF)
Rf (8k-15k)
C_Vcc (10uF MIN)
Cp (1n-10nF)
O u tp o u t D i o d e
C10
Y 1 - SAFETY
Vout
VCC
220pF-1nF
RA
R1 (500 - 1.5k)
C13
Cout SMD
ROS
COS Filter (1uF)
Ci
n
-
+
Bridge Diode
2
1
3
4
D 2
1 N 4 1 4 8
R-VCC (10-100ohm)
C_VCC (470nF)
VIN
Rsense
Rsense
Lin
AM13207v1