Data Sheet D361A Electr oluminescent lectroluminescent Lamp D er IC Drriv iver General Description The Durel ® D361 Lamp Driver is part of a family of switch-mode IC inverters intended to reduce cost, improve performance and simplify the design of EL backlighting systems. The D361 IC and three components make a complete EL lamp driving circuit. Equipped with a patented discharge circuit design, the D361 device minimizes EL lamp system noise for handset applications. Features • • • • A 61 3 D MSOP-8 Applications Integrated low noise circuitry High voltage AC output Drives up to 20 in2 EL lamps Very low standby current • Cellular phones and handsets • Data organizers/PDAs • LCD Backlight Lamp D er SSpecifications pecifications Drriv iver (Ta=25°C; V+=3.3V; Load B*; L=1mH Mouser; DCR = 2Ω; CHF=6.8nF; MPSA56 PNP transistor ) Parameter Standby Current Supply Current Enable Current: On Off Enable Voltage: On Off Output Voltage Lamp Frequency Inductor Oscillator Frequency Symbol Minimum Typical 4 68 15 Maximum Vout LF 1.7 0 162 236 184 270 1000 90 50 20 V+ 0.5 280 306 HF 17.0 19.2 22.0 I E O utput Wav efor m avefor eform Load B * Load B approximates a 4in2 EL lamp. 1 Unit Comments nA mA µA nA V V Vpp Hz E = GND E = V+ E = V+ E = GND kHz LF = HF/72 Absolute Maximum Ratings Parameter Supply voltage Operating range Withstand range Enable voltage Lamp Output Power Dissipation Operating temperature Storage temperature Symbol Minimum V+ 2.5 -0.5 -0.5 E Vout Pd Ta Ts Maximum 6.5 7.0 (V+) +0.5 280 250 85 150 -20 -40 Unit V V Vpp mW °C °C Comments E = V+ E = GND E = V+ Note: The above are stress ratings only. Functional operation of the device at these ratings or any other above those indicated in the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability. Physical Data 1 L+ 2 BASE 3 CHF 4 VCCH 4 VCCL 1 8 2 7 3 6 4 5 L- OUT Pin # Name 1 2 3 4 L+ Base CHF VCCH VCCL E GND VOUT L- 5 6 7 8 8 7 GND 6 Pad Location 172 172 172 163 163 1183 1032 1012 1012 1492 1061 662 396 165 364 686 1362 1614 Function Positive input to inductor PNP transistor base connection High freq. oscillator capacitor/clock input DC power supply input DC power supply input System enable; HI = On System ground connection AC output to lamp Negative input to inductor Notes: 1. Dimensions are in microns, unless otherwise noted. 2. Bond pads are typically 100 x 100. 3. Die thickness is 550 +/-30 (22 +/-1 mil). 4. Pad center coordinates are relative to origin on left bottom corner of die. 5. Die size is 1360 x 1780 (53.5 x 70 mils). ENA 5 PT (0,0 ) Block D iagram of the IInv nv er ter C ir cuitr Diagram nver erter Cir ircuitr cuitryy 2 Typical D361A EL D er Configurations Drriv iver 3.3 V H andset L CD Handset LCD Typical O utput Output Luminance = 5.6 fL (19.2 Cd/m2) Lamp Frequency = 280 Hz Supply Current = 31mA Vout = 198 Vpp Load = 2in2 Durel 3 Green EL 3.3 V H andset L CD + K Handset LCD Keeypad Typical O utput Output Luminance = 5.4 fL (18.5 Cd/m2) Lamp Frequency = 256 Hz Supply Current = 50mA Vout = 204 Vpp Load = 4in2 Durel 3 Green EL 5.0 V L CD B acklight LCD Backlight Typical O utput Output Luminance = 8.8 fL (30 Cd/m2) Lamp Frequency = 350 Hz Supply Current = 65mA Vout = 224 Vpp Load = 6in2 Durel 3 Green EL 3 Order ing IInfor nfor mation dering nformation The D361A IC is available as bare die in probed 5” wafer form or in die trays, and in standard MSOP-8 plastic package per tube or per tape and reel. A Durel D361 Designer’s Kit (1DDD361AA-K01) provides a vehicle for evaluating and identifying the optimum component values for any particular application using D361. Plastic Package Outline MSOP-8 Min. Description A B C D E F G H I mm. 0.94 0.05 0.20 0.41 0.13 2.84 0.43 4.70 2.84 Typical in. 0.037 0.002 0.008 0.016 0.005 0.112 0.017 0.185 0.112 mm. 1.02 0.10 0.33 0.53 0.18 3.00 0.65 4.90 3.00 Max. in. mm. in. 0.040 0.004 0.013 0.021 0.007 0.118 0.026 0.193 0.118 1.09 0.15 0.46 0.65 0.23 3.15 0.83 5.11 3.25 0.043 0.006 0.018 0.026 0.009 0.124 0.033 0.201 0.128 MSOPs are marked with part number (361A) and 3-digit wafer lot code. Bottom of marking is on the pin 1 side. MSOP MSOPss in Tubes: 1DDD361AA-M01 MSOP eel: 1DDD361AA-M02 MSOPss in Tape & R Reel: Tube-length is 320 mm (12.6 in). 100 units per tube. Tape Orientation Embossed tape on 360 mm diameter reel. 2500 units per reel. Die in Trays: 1DDD361AA-B02 ! ! ! ! Die tray size is 2 inches square Total number of pockets is 100 Pocket depth is 890µm (0.035”) Pocket area is 2030µm x 2030µm (0.080” x 0.080”) ISO 9001 Certified DUREL Corporation 2225 W. Chandler Blvd. Chandler, AZ USA 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. The D361A inverter is covered by U.S. patents 5,313,141; 5,789,870 and 5,780,975. Corresponding foreign patents are issued and pending. 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. © 1999, Durel Corporation 4 LIT-I 9017 Rev. A04