SM8142B - NPC

SM8142B EL Driver

Pin number VSOP-8 1 2 3 SON-8 7 8 1 Name CHV LDR VSS 4 2 OSC 5 3 ENA*1 6 4 VDD 7 5 OUT2 8 6 OUT1 *1. Built-in pull-down resistor I/O Function I High-voltage DC input O Booster coil driver output - Ground I Coil and EL driver oscillator (oscillator frequency determined by external resistor) I Enable input (High : enable, Low : disable) - Supply .

Features

▪ Dedicated EL driver ▪ Noise-less smooth drive waveform ▪ High-efficiency output circuit ▪ Stand-by function ▪ Stable temperature characteristics ▪ Ultra-small package ▪ 1.6 to 5.5V supply voltage ▪ 0.3mA typ. (VDD=3.0V) current consumption (excluding coil current) ▪ 200VP-P maximum EL driver voltage ▪ 31 to 1000Hz EL driver frequency range ▪ 220µH minimum coil inductance PACKAGE DIMENSIONS (Unit : mm) ▪ 8-pin SON ORDERING INFORMATION Device Package SM8142BD 8 pin SON SM8142BV 8 pin VSOP ▪ 8-pin VSOP SEIKO NPC CORPORATION - 1 PINOUT (Top view) ▪ 8-pin SON VSS 1 OSC 2 ENA 3 VDD 4 ▪ .