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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
ü ü ü ü ü ü ü ü ü
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 dc
0.40
0.30
0.20
0.10
0.00
3.00 4.00 5.00 6.00 7.00
2.00
2.00
3.00
4.00
5.00
6.00
7.00
Input Voltage (Vdc)
Input Voltage (Vdc)
After tube has been allowed to warm-up for 5 minutes
Specifications subject to change without notice
Endicott Research Group, Inc.
Made in USA
page 2.
Endicott Research Group, Inc.
page 3.