HV823
Block Diagram
Lx
VDD
Cs
RSW-osc
Enable *
Switch
Osc
Q
Q
VA
GND
+
_
C
Disable
Vref
Output
Osc
Q
Q
VB
REL-osc
* Enable is available in die form only.
Figure 1:Test Circuit, VIN = 3.0V (Low input current with moderate output brightness).
Ω
Ω
Ω
µ
µ
µ
Typical Performance
Lamp Size
VIN
IIN
VCS
65v
fEL
385Hz
Brightness
3.0 in2
3.0v
25mA
6.5ft-lm
Notes:
1. Murata part # LQH4N561K04 (DC resistance < 14.5Ω)
2. Larger values may be required depending upon supply impedance.
For additional information, see Application Notes AN-H33 and AN-H34.
3
SUPERTEX [ Supertex, Inc ]
