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SP4427CU Datasheet(PDF) 2 Page - Sipex Corporation |
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SP4427CU Datasheet(HTML) 2 Page - Sipex Corporation |
2 / 9 page SP4427DS/01 SP4427 Electroluminescent Lamp Driver © Copyright 1997 Sipex Corporation 2 Bonding Diagram: SPECIFICATIONS (T= 25 °C; V dd = 1.5V; Lamp Capacitance = 8000pF; Coil = 20 mH at 70 Ohms; Coil OSC = 220pF, Lamp OSC = 1800pF unless otherwise noted) PARAMETER MIN. TYP. MAX. UNIT CONDITIONS INPUT CHARACTERISTICS Supply Voltage 1.5 Volts Total Supply Current 10 15 mA Vdd= 1.5V ±5%; Hon= 1.5V Quiescent Supply Current 100 200 nA Vdd= 1.5V ±5%; Hon= 0.2V Hon Voltage On 1.1 Vdd Volts Hon Current On 10 µA Internal pulldown Hon Voltage Off <Vdd/2 Volts INDUCTOR DRIVE Peak Current 60 mA Pulse Rate 3 5 6 kHz Duty Cycle 70 75 85 % LAMP OUTPUT Differential Voltage 80 110 Vpp Frequency 150 250 350 Hz Lamp Capacitance 8000 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)............................................................100mA Lamp Outputs.............................................................................250Vpp Storage Temperature....................................................-65˚C to +150˚C Power Dissipation.......................................................................200mW PAD X Y EL1 586.0 107.0 EL2 586.0 -143.0 COIL 586.0 -376.0 VSS 80.0 -417.0 HON 562.5 -397.0 CAP2 565.0 -118.0 CAP1 562.5 114.5 VDD 588.0 417.0 NOTES: 1. Dimensions are in Microns unless otherwise noted. 2. Bonding pads are 125x125 typ. 3. Outside dimensions are maximum, including scribe area. 4. Die thickness is 380 +/- 25 microns (15 mils +/- 1). 5. Pad center coordinates are relative to die center. 6. Die size 1498 x 1168 ( 59 x 46 mils). COIL VSS EL 1 EL 2 ELEN SP4427 CAP 1 CAP 2 VDD 664A |
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