MIC4826 Datasheet, PDF (10/12 Pages) Micrel Semiconductor – Low Input Voltage, 160VPP Output Voltage, EL Driver

MIC4826
V_IN
3.3V to 5.5V
C2
10µF/6.3V
Murata
GRM42-6X5R106K6.3
L1
560µH
Murata
LQ32CN561K21
D1
Diodes
BAV20WS
R2
3.32M
MIC4826
1 _VDD
R1 _{2 RSW}
332k
3 _REL
4 _GND
SW ⁵
CS ⁶
VB ⁷
VA ⁸
C_OUT
0.01µF/100V
GRM40X7R103K100
EL LAMP
LSI
X533-13
Micrel
V_IN
3.3V
I_IN
13.2mA
V_A–V_B
160V_PP
F_EL
100Hz
Lamp Size
2in²
TIME (2ms/div)
Figure 7. Typcial EL Driver for 2in² Lamp with 560µH inductor
MIC4826
10
August 2004