SM8145A
TYPICAL APPLICATIONS
2
ꢀ EL size: 20 + 20cm , Current consumption: 20 + 20mA
0.1µF
100V
CHV
LDR
OUT1
OUTCOM
OUT2
EL 20cm2
EL 20cm2
470µH
0.01µF
VSS
VDD
OCL1
ENA1
180kΩ
OCL2
ENA2
180kΩ
OCL3
OCE
3.0V
360kΩ
180kΩ
180kΩ
180kΩ
Diode: TOSHIBA 1SS250
Coil: MURATA LQH4N471K04M00
2
ꢀ EL size: 20 + 30cm , Current consumption: 20 + 30mA
0.1µF
100V
CHV
LDR
OUT1
OUTCOM
OUT2
EL 20cm2
EL 30cm2
470µH
0.01µF
1kΩ
VSS
VDD
OCL1
ENA1
180kΩ
OCL2
ENA2
270kΩ
OCL3
430kΩ
OCE
3.0V
Diode: TOSHIBA 1SS250
Coil: MURATA LQH4N471K04M00
2
ꢀ EL size: 10 + 30cm , Current consumption: 10 + 30mA
0.1µF
100V
CHV
LDR
OUT1
OUTCOM
OUT2
EL 10cm2
EL 30cm2
470µH
0.01µF
1kΩ
VSS
VDD
OCL1
ENA1
91kΩ
OCL2
270kΩ
OCL3
ENA2
OCE
3.0V
360kΩ
Diode: TOSHIBA 1SS250
Coil: MURATA LQH4N471K04M00
2
Note: Connect a 1k
Ω
resistor to protect IC when the EL is over 20cm per channel.
Note: Do not operate the SM8145A with the EL NOT connected (no load to OUTCOM/OUT1/OUT2) since the IC will be damaged.
NIPPON PRECISION CIRCUITS—6
NPC [ NIPPON PRECISION CIRCUITS INC ]
