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8M052284 0% - 100% +Vin (valid when the "C" jumper is removed) 3 Dimming Options Endicott Research Group, Inc. 2601 Wayne St., Endicott NY 13760 607-754-9187 Fax 607-754-9255 http://www.ergpower.com 8M052284 DC to AC Inverter approx. 1.5 ms* * should be selected to be compatible with LCD and display driver + Vin - (1) 1 2 3 Pulse-Width Modulated Controlled Specifications and Applications Information 7/8/99 Preliminary 8m Class +Vin The ERG 8M052284 (8m Class) low profile dc to ac inverter is specifically designed to power the Hitachi SX19V001-Z1 LCD display module to a moderate brightness level from a +5 volt dc source. 100 Kohms* 8m Package Package Configuration 1 2 3 4 This low profile inverter features: 1 2 3 * value should be low enough to maintain minimum tube current at minimum brightness + Vin - (1) Resistive Controlled ь ь ь ь ь ь ь ь ь Vmin* to +Vin Less Than 8 mm in Height LCD Module Specific Display Compatible Output Connector Firm Specifications Application Information Designed, Manufactured and Supported in the USA Custom Input and Output Voltages Flexible System Interface Notebook Display Head Compatible Input .55 [14,0] c 2.35 [59,7] 3.58 [90,9] * Vmin should be high enough to maintain minimum tube current + Vin - (1) 1 2 3 Voltage Controlled Pin Descriptions Input Connector 4 pins are 0.315" [8,00] Long, 0.025" [0,63] Square and are on 0.100" [2,54] Centers. Output Connector Mitsumi M60-04-30-134P .116 [2,95] DIA.(2X) Note 1 Input by-pass capacitor (25 uf - 100uf) may be required to reduce reflected ripple. Endicott Research Group, Inc. 2601 Wayne St., Endicott NY 13760 607-754-9187 Con1-1 Con1-2 Con1-3 Con1-4 Vin(+) GND Control * NC Con2-1 Con2-2 Con2-3 Con2-4 ACout NC NC ACout Output .55 [14,0] 4 1 .12 [3,0] .79 [20,1] * Valid when the "C" Jumper is removed page 4. 8M052284 Typical Performance Curves 8M052284 Absolute Maximum Ratings Rating Input Voltage Range Operating Temperature Storage Temperature Symbol Vi n To Tstg Value -0.3 to +6 0 to +70 -40 to +85 Units V dc o o 12% 10% Relative Frequency vs.Input Voltage 140% 120% Relative Brightness vs.Input Voltage C C Relative Frequency 8% 6% 4% 2% 0% Relative Brightness 3.00 4.00 5.00 6.00 7.00 100% 80% 60% 40% 20% Recommended Operating Conditions Rating Input Voltage Symbol Vi n Value +2.5 to 5.5 Units V dc Electrical Characteristics Unless otherwise noted Vin = 5.00 Volts dc and Ta = 25 oC 2.00 Input Voltage (Vdc) Input Power vs.Input Voltage 2.00 3.00 Input Voltage (Vdc) 4.00 5.00 6.00 7.00 Characteristic Input Current Operating Frequency Minimum Output Voltage Efficiency Output Current Output Voltage (when Powering a Load Simulating the characteristics of the referenced display) Symbol Iin Fo Vout (min) Iout Vout Min 33 140 0 - Typ .35 37 70 3.0 4 10 Max .40 41 - Units Input Power (Watts) 3.0 2.5 2.0 1.5 1.0 0.5 0.0 0.50 Input Current vs.Input Voltage KHz Vrms % marms Vrms Input Current (Adc) A