MIC4827 Datasheet, PDF (5/13 Pages) Micrel Semiconductor – Low Input Voltage, 180VPP Output Voltage, EL Driver

MIC4827
EL Frequency
vs. Temperature
400
350
R_SW =1M
300
250
200
R_SW = 2M
150
100
50 _{RSW = 3.32M}
V_IN = 3.0V
0
-40 -20 0 20 40 60 80 100
TEMPERATURE (°C)
200
180
160
140
120
100
80
60
40
20
0
0
Output Voltage
vs. Lamp Size
R_SW = 332k
R_EL = 3.32M
V_IN = 3.0V
L = 220µH
C_OUT = 0.1µF
D = BAV20WS
1234567
LAMP SIZE (sq. in.)
Micrel
Total Input Current
vs. Lamp Size
30
25 _{RSW = 332k}
20 ^{REL = 3.32M}
15
10
V_IN = 3.0V
L = 220µH
5
C_OUT = 0.1µF
D = BAV20WS
0
01234567
LAMP SIZE (sq. in.)
September 2001
5
MIC4827