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SP4426 Fiches technique(PDF) 2 Page - Sipex Corporation |
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SP4426 Fiches technique(HTML) 2 Page - Sipex Corporation |
2 / 11 page SP4426DS/01 SP4426 Electroluminescent Lamp Driver © Copyright 1997 Sipex Corporation 2 SPECIFICATIONS (T= 25 °C; V dd = 3.0V; Lamp Capacitance = 6000pF; Coil = 9 mH (RS = 30Ω); Cosc = 150pF unless otherwise noted) PARAMETER MIN. TYP. MAX. UNIT CONDITIONS INPUT CHARACTERISTICS Supply Voltage 2.2 3.0 6.0 Volts Total Supply Current 8 15 mA Vdd= 3.0V ±5%; Hon= 3.0V 15 50 mA Vdd= 6.0V ±5%; Hon= 6.0V 150 Ω in series with coil Quiescent Supply Current 10 200 nA Vdd= 3.0V ±5%; Hon= 0V 0.3 1 µA Vdd= 6.0V ±5%; Hon= 0V 150 Ω in series with coil Clock Frequency 76.8 kHz Cosc=150pF; Vdd = 3.0V, (f L x 256) Hon Voltage On Vdd-.5 Vdd Volts Hon Current On 25 60 µA Vdd = 3.0V 50 120 µA Vdd = 6.0V Hon Voltage Off Vdd-2 Volts Vdd = 3.0V Vdd-3 Volts Vdd = 6.0V INDUCTOR DRIVE Peak Current 60 mA Pulse Rate 9.6 kHz (f L x 32) Duty Cycle 94 % LAMP OUTPUT Differential Voltage 120 160 Vpp Frequency 200 300 400 Hz Vdd = 3.0V 225 300 450 Hz Vdd = 6.0V Lamp Capacitance 6000 pF ABSOLUTE MAXIMUM RATINGS These are stress ratings only and functional operation of the device at these ratings or any other above those indicated in the operation sections of the specifications below is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability. V dd............................................................................................................7.0V Input Voltages/Currents HON (pin1)..........................................-0.5V to (V dd+0.5V) COIL (pin3)..............................................................60mA Lamp Outputs.............................................................................250Vpp Storage Temperature....................................................-65˚C to +150˚C Power Dissipation.......................................................................200mW |
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Description similaire - SP4426 |
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