SB6540

The SB6540 is specially designed as a low frequency low power electroluminescent lamp driver IC.Built-in RC OSC,transistors and only require 2 to 3 external componets.It is specially designed for products of EMI conern.

Features of the SB6540 are:(1)biplor technology;(2)operating voltage is 2.2 to 5.0V DC;(3)total supply current is 20mA (at Vdd=3V);(4)low frequency 200 Hz;(5)built-in RC OSC & transistors.Applications of the  SB6540 are:(1)cellular phone LCD backlight;(2)cordless phone (dect,900MHz,46/49MHz..)LCD backlight;(3)watch backlight;(4)pager backlight;(5)small size display databack backlight;(6)other portable products with small size LCD backlight.

The specification of the SB6540 can be summarized as:(1):the parameter is supply voltage,the Min is 2.2,the Max is 5.0,the unit is V;(2):the parameter is total supply current,the Max is 20,the unit is mA;(3):the parameter is quicscent supply current,the Max is 200,the unit is nA;(4):the parameter is HON voltage On,the Min is Vdd-0.5,the Max is Vdd,the unit is V;(5):the parameter is HON current On,the Max is 60,the unit is A;(6):the parameter is HON voltage Off,the Max is Vdd-2,the unit is V;(7):the parameter is inductor drive peak current,the Max is 60,the unit is mA;(8):the parameter is differential voltage,the Min is 110,the unit is Vpp;(9):the parameter is frequencyn,the Min is 200,the Max is 400,the unit is Hz.