hv826 Supertex, Inc., hv826 Datasheet - Page 4

• Manufacturer Part Number: hv826
• Description: High Voltage El Lamp Driver Ic
• Manufacturer: Supertex, Inc.

Fig.2: Typical Application
Typical Performance Curves for Fig.2
Typical Performance
Notes:
1. Murata part # LQH4N561K04
Lamp Size
V
IN
3.0in
= V
100
5
4
3
2
1
0
80
60
40
20
DD
1
2
0
1
+
_
ON=V
OFF=0
DD
B
3.0V
rightness
4.7µF
V
V
2
IN
CS
2
vs. V
90
80
70
60
50
40
30
20
10
V
0
V
IN
vs. V
IN
Enable Signal
(V)
(V)
23mA
IN
I
(V
DD
IN
100
IN
3
= 3.0V = V
750K
2.0M
3
I
IN
, V
I
IN
330
80V
V
(mA)
DD
1
2
3
4
CS
CS
)
HV826LG/MG
, B
VDD
RSW-Osc
REL-Osc
GND
I
nductor
V
CS
rightness vs.
4
4
(3.0in
(V)
470
195Hz
4
V
alue
2
f
EL
Lamp)
(µH)
I
VA
VB
nductor
CS
LX
25
20
15
10
25
20
15
10
5
0
5
0
Brightness (ft-lm)
560
50
1
8
7
6
5
V
alue
Brightness
4.0ft-lm
L
560µH
900
1N4148
60
X
*
I
2.0KΩ
I
IN
IN
2
vs. V
vs. V
5.0
4.0
3.0
2.0
1.0
0.0
V
V
CS
IN
70
Equivalent to
IN
CS
(V)
(V)
3in
0.01µF
100V
2
10nF
lamp
3
80
HV826
90
4