SM8144B Datasheet (Nippon Precision Circuits Inc)

SM8144B, EL Sheet Driver

Pin nu m b e r 1 2 3 4 Name CHV LDR VSS lim I/O I High-voltage DC input O * I Booster coil driver output Ground I * Supply O O Output 2 Output 1 When ENA is logical "H", SM8144B is active.

pre OSC ENA 5 6 7 8 VDD OUT2 OUT1 Coil and EL driver oscillator (oscillator frequency deter

SM8144B Features

* revised coil switching transistor ON resistance and output circuit conﬁguration to reduce loss, all in a compact package. A microcontroller interface pin (ENA) is provided, which can be used to control the EL driver ON/OFF function. The device is available in 8-pin VSOP packages. FEATURES s s PINO