MIC4827 Datasheet, PDF (12/13 Pages) Micrel Semiconductor – Low Input Voltage, 180VPP Output Voltage, EL Driver

MIC4827
V_IN
1.8V to 3.3V
(2X Alkaline Batteries)
C2
10µF/6.3V
Murata
GRM42-6X5R106K6.3
R2
3.32M
L1
220µH
Murata
LQ32CN561K21
D1
Diodes
BAS20W
MIC4827
1 _VDD
R1 ₂
RSW
1M
3
REL
4
GND
SW ⁵
6
CS
8
VA
7
VB
C_OUT
0.1µF/100V
GRM42-2X7R104K100
EL LAMP
Elite
12607-N
V_IN
3.0V
I_IN
31mA
V_A–V_B
180V_PP
F_EL
104Hz
Lamp Size
5.3in²
Micrel
TIME (2ms/div)
Figure 9. Typical EL Driver for Remote Control Lamp
(Blue Phosphor) Applications
MIC4827
12
September 2001