CF8141A

SM8141 NIPPON PRECISION CIRCUITS INC. EL Sheet Driver OVERVIEW The SM8141 is a transformer-less electroluminescent (EL) sheet lamp driver, capable of driving sheets up to 50cm2 in size. It employs built-in high withstand voltage output MOS transistors and requires few external components, making it ideal for compact driver units in portable equipment. PINOUT 8pin VSOP (TOP VIEW) CHV LDR VSS 1 2 3 4 8 7 OUT1 OUT2 VDD OCE FEATURES s s s s s s s 8141A 6 5 OCL s s s s s Dedicated EL driver 50cm2 maximum EL sheet drive capability Noise-less smooth drive waveform Two oscillators (EL and coil)(SM8141A) Stand-by function (SM8141B) High-efficiency MOS transistor driver Dual supply operation possible (See TYPICAL APPLICATIONS) 2.0 to 5.5V supply operation 200Vp-p maximum drive voltage 250Hz standard drive frequency 8-pinVSOP package Chip form CHV LDR VSS OSC 1 2 3 4 8 7 OUT1 OUT2 VDD ENA 8141B 6 5 PACKAGE DIMENSIONS (Unit : mm) ORDERING INFORMATION DEVICE S M 8 1 4 1 AV SM8141BV CF8141A CF8141B PA C K A G E 8pin V S O P 8pin V S O P Chip form Chip form 0 to 10 4.4 ± 0.2 6.4 ± 0.3 0.575 typ 3.1 ± 0.3 0.15 −0.05 +0.1 0.10 0.22 ± 0.1 0.1 ± 0.05 0.65 1.15 ± 0.05 0.12 M NIPPON PRECISION CIRCUITS—1 0.5 ± 0.2 SM8141 PAD DIMENSIONS (Unit : mm) (1800,1300) 7 6 5 4 Y 8 1 NPC SA8141 3 2 (0,0) X Chip size : 1.80 × 1.30 (mm) Chip thickness : 300 ( µm ) Chip base : V S S PIN DESCRIPTION SM8141A Pin number 1 2 3 4 5 6 7 8 P ad number 6 7 8 1 2 3 4 5 P ad d...