Data Sheet D355A Electr oluminescent Electroluminescent Lamp Dr Driiver IC General Description: The Durel® D355A Lamp Driver is part of a family of switch-mode IC drivers intended to reduce EL system cost, improve performance and to simplify the design, specification, and manufacture of EL backlighting systems. This driver is intended to provide adequate power for most watches, data banks and cellular phone backlighting applications. 5 D3 5A MSOP-8 F ea tur es Fea eatur tures • • • • • • Applica tions pplications High Efficiency Small Package Size Low Voltage Operation Adjustable Output Frequency High AC Voltage Output Drives up to 20in2 EL Lamps • • • • • Watches Cellular / PHS Phones Pagers Data Banks LCD Backlighting Lamp Dr ica tions: Driiver Specif Specifica ications: (V+=3.0V, CLF=5.0nF, L=1.8mH/3Ω, E′=GND, Load B*, Ta=25°C, unless otherwise specified) Par ameter arameter Supply Current Standby Current Enable Current Enable Voltage On Off Lamp Frequency Output Voltage Symbol Minimum I Typical 23 10 -10 E′ 2.6 230 110 LF VOUT 310 135 Maximum Unit Conditions 30 1000 -35 mA nA µA E′ = 3.0V E′ = GND 0.2 V V Hz Vpp 390 Typical Wavef or m efor orm * Load B 47 nF 100Ω 22 nF 10kΩ 1 Absolute Maximum Ratings: Par ameter arameter Symbol Supply voltage Operating range Withstand range Output Voltage Enable voltage Operating temperature Storage temperature Solder Temperature Minimum Maximum Unit Comments V V+ 1.0 -0.5 Vout E′ Ta Ts 7.0 10.0 220 (V+) +0.5 85 150 300 -0.5 -40 -65 245 Vpp V °C °C °C Peak to peak voltage 5 second soak Note: The absolute maximum ratings are stress ratings only. Functional operation of the device at these ratings or any other conditions above those indicated in the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect life of lamp or driver. Ph ysical Da ta: Physical Data: Pad Center Loca tions Locations Xµm Yµm Name GND LVOUT L+ V+ CLF1 CLF2 E´ -292 505 647 647 647 655 461 -569 -497 -497 -275 8 178 339 342 327 CLF2 MSOP Pin-outs Function E' V+ Power Ground Negative power connection to inductor Output voltage to EL lamp Positive power connection to inductor System power input Capacitor input to low frequency oscillator Capacitor input to low frequency oscillator System enable (Power Down Control) 1 2 3 4 5 6 7 8 L+ 0 0 VOUT Notes: 1. Dimensions are in microns, unless otherwise noted. 2. Bond pads are typically 100 x 100. 3. Die thickness is 330 +/- 25 (13 +/- 1 mil). 4. Pad center coordinates are relative to origin on center of die. 5. Die size is 1170 x 1560. 6. Base of die should be grounded. GND L- Bloc k Dia gram of the In ver ter Cir cuitr y: Block Diag Inv erter Circuitr cuitry: 1.0 µ F E' V+ L+ CLF1 CLF2 Low Frequency Oscillator CLF1 High Frequency Oscillator L- VOUT EL Lamp 2 GND Typical D355A EL Dr igur ation: Driiver Conf Configur igura 1.5 V Analo g Watc h Analog tch 1 GND Typical Output Brightness = 2.6 fL (8.9 Cd/m2) Lamp Frequency = 220 Hz Supply Current = 11mA Vpp = 160 Load = 1in2 Durel 3 Blue-green EL E' 8 2 L- CLF2 7 3 VOUT CLF1 6 6.8 nF 2.2 mH Sumida CLS62-222KC 4 L+ V+ 5 D355 1 in2 EL Lamp 1.0µF 1.5 V V+ 3.0 V Cellular LCD/Dig ital Watc LCD/Digital tch h 1MΩ Typical Output Brightness = 7.5 fL (25.6 Cd/m2) Lamp Frequency = 475 Hz Supply Current = 13mA Vpp = 200 Load = 1in2 Durel 3 Blue-green EL 1 GND 1MΩ E 2 L- CLF2 7 3 VOUT CLF1 6 3.3 nF 4.7 mH Coilcraft DT1608C-475 4 L+ A voltage greater than 0.8 at E will enable the circuit. A voltage less than 0.3 will disable the circuit. V+ 5 D355 1.0 µ F 1 in2 EL Lamp 5.0 V PD A PDA 1 GND Typical Output Brightness = 6.1fL (20.8 Cd/m2) Lamp Frequency = 360 Hz Supply Current = 18mA Vpp = 190 Load = 4in2 Durel 3 Blue-green EL E' 8 3.0 V E' 8 2 L- CLF2 7 4.7 nF 5.0 mH Hitachi Metals MD735L502A 3 VOUT 4 L+ CLF1 6 D355 V+ 5 100Ω A 100Ω resistor in series with the lamp may be necessary to reduce electrical noise. 4 in 2 EL Lamp 3 1.0 µ F 5.0 V Or der ing Inf or ma tion: Order dering Infor orma mation: The D355A inverter is available as bare die in probed wafer form or in die trays, and in a standard MSOP-8 plastic package per tube or per tape and reel. A Durel D355A Designer’s Kit is available for evaluating and identifying the optimum component values for your application. MSOP-8 Min. Description A A1 b D1 e E E1 mm. 0.94 0.05 0.20 2.84 0.43 4.70 2.84 D1 Typical in. 0.037 0.002 0.008 0.112 0.017 0.185 0.112 mm. 1.02 0.10 0.33 3.00 0.65 4.90 3.00 Max. in. mm. in. 0.040 0.004 0.013 0.118 0.026 0.193 0.118 1.09 0.15 0.46 3.15 0.83 5.11 3.25 0.043 0.006 0.018 0.124 0.033 0.201 0.128 MSOPs are marked with direct logo part number (355A) and wafer lot number. Marking orientation is bottom closest to pin 1 side. E1 E Pin 1 b A e Pitch A1 MSOPs in Tubes: 1DDD355AA-M01 MSOPs in Tape & Reel: 1DDD355AA-M02 Tube-length = 320 mm (12.6 in). 100 units per tube. Embossed tape on 360 mm diameter reel per EIA-481-2. 2500 units per reel. Quantity marked on reel label. Tape Orientation Die in Trays: 1DDD355AA-B02 § § § Die tray size: 2 inch square Total number of pockets: 100 Pocket depth: 610µm (0.024”) 1650µm (0.065”) ISO 9001 Certified DUREL Corporation 2225 W. Chandler Blvd. Chandler, AZ 85224-6155 Tel: (480) 917-6000 FAX: (480) 917-6049 Website: http://www.durel.com The DUREL name and logo are registered trademarks of DUREL CORPORATION. This information is not intended to and does not create any warranties, express or implied, including any warranty of merchantability or fitness for a particular purpose. The relative merits of materials for a specific application should be determined by your evaluation. © 1998, Durel Corporation Printed in U.S.A. 4 LIT-I 9019 Rev. A05