8M052489

8m052489 5% - 100% +Vin 0 approx. 5 ms* (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 8m052489 DC to AC Inverter * should be selected to be compatible with LCD and display driver + Vin - (1) 1 2 3 Pulse-Width Modulated Controlled Specifications and Applications Information 12/14/00 Preliminary 8m Class +Vin The ERG 8m052489 (8m Class) low profile dc to ac inverter is specifically designed to power the Samsung LTN104S2-L01 LCD display module to a moderate brightness level from a +5 volt dc source. 100 Kohms* 8m Package Package Configuration 1234 Input This low profile inverter features: 1 2 3 ü ü ü ü ü ü ü ü ü * value should be low enough to maintain minimum tube current at minimum brightness + Vin - (1) Resistive Controlled 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 .55[14,0] c .120[3,05] Dia.(2x) 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 JST SM02B-BHSS-1-TB .50[12,7] 1 Output .043[1,09] .55[14,0] .12[3,05] .79[20,1] 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 page 4. Con1-1 Con1-2 Con1-3 Con1-4 Vin(+) GND Control * NC Con2-1 ACout Con2-2 ACout * Valid when the "C" Jumper is removed 8m052489 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 Relative Frequency 8m052489 Typical Performance Curves Relative Frequency vs. Input Voltage 16.0% 12.0% 8.0% 4.0% 0.0% -4.0% 2 3 4 5 6 7 Relative Brightness 130% 115% 100% 85% 70% 55% 40% 25% 1.00 2.00 3.00 4.00 5.00 6.00 Relative Brightness vs. Input Power V dc o o C C Recommended Operating Conditions Rating Input Voltage Symbol Vi n Value +3 to 5.5 Units V dc Input Voltage (Vdc) Input Power (Watts) Electrical Characteristics Unless otherwise noted Vin = 5.00 Volts dc and Ta = 25 oC Input Power (Watts) 6.00 Input Power vs. Input Voltage 0.90 Input Current (Adc) 0.80 0.70 0.60 0.50 0.40 2 3 4 5 6 7 2 Input Current vs. Input Voltage Characteristic Input Current Operating Frequency Minimum Output Voltage Efficiency Output Current Output Voltage (When powering a Sharp LQ10D367 display.) Pin3 Input Current Requirement Symbol Iin Fo Vout (min) η Iout Vout - Min 36 1400 - Typ .83 41 80 6 5 00 19 Max .92 46 - Units A dc KHz Vrms % marms Vrms 5.00 4.00 3.00 2.00 1.00 Input Voltage (Vdc) 3 4 5 6 7 Input Voltage (Vdc) +Vin 5V 3.3 K Disable Circuit madc Control 1K 1.5 K 2N3904 Specifications subject to change without notice. 2N3906 Control (pin 3) 1N4148 Valid with the "C" jumper removed After tube has been allowed to warm-up for 5 minutes External Disable Circuit shown on page 3. Endicott Research Group, Inc. Made in USA page 2. Endicott Research Group, Inc. page 3.