8m Class
DC to AC Inverter
page 4.
Preliminary
8m122477
Specifications and
Applications Information
The ERG 8m122477 (8m Class) low profile dc to ac
inverter is specifically designed to power the LG
LC064N1 LCD display module to a moderate
brightness level from a +12 volt dc source.
This low profile inverter features:
üLess Than 8 mm in Height
üLCD Module Specific
üDisplay Compatible Output Connector
üFirm Specifications
üApplication Information
üDesigned, Manufactured and Supported in the
USA
üCustom Input and Output Voltages
üFlexible System Interface
üNotebook Display Head Compatible
8m122477
11/21/00
Endicott Research Group, Inc.
2601 Wayne St., Endicott NY 13760
607-754-9187 Fax 607-754-9255
http://www.ergpower.com
Endicott Research Group, Inc.
2601 Wayne St., Endicott NY 13760
607-754-9187
Con1-1 Vin(+)
Con1-2 Vin(+)
Con1-3 GND
Con1-4 GND
Con1-5 Control
Con1-6 NC
Con1-7 NC
Con1-8 GND
Pin Descriptions
Con2-1 ACout
Con2-2 NC
Con2-3 ACout
Input Connector
Molex
53261-0890
Output Connector
JST
SM02(8.0)B-BHS-1-TB
Dimming Option
(Valid with the "C" jumper removed)
Vin
+
-
1,2
3,4,8
5
5% - 100%
+Vin
approx. 5 ms*
* should be selected to be
compatible with LCD and
display driver (1)
Note 1 Input by-pass capacitor (25 uf - 100uf) may be required to
reduce reflected ripple.
Pulse-Width
Modulated
Controlled
0
8m Package
Package Configuration
.71[18,0]
2.645
[67,18]
3.93
[99,8]
.79[20,1]
.18[4,6].450[11,43]
.120[3,05]
Dia.(2x)
81
Output
Input
1
8m122477 8m122477
page 2. page 3.
Typical Performance Curves
Made in USA
Endicott Research Group, Inc. Endicott Research Group, Inc.
After tube has been allowed to warm-up for 5 minutes Specifications subject to change without notice.
External Disable Circuit shown on page 3.
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C
erutarepmeTegarotSgtsT58+ot04-
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C
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o
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Disable Circuit 3.3 K
2.2 K
2N3906
2N3904
1 K
+Vin 12V
Control (pin 5)
Control
1N4148
Valid with the "C" jumper removed
-2%
0%
2%
4%
6%
8%
10%
12%
14%
16%
Relative Frequency
6.00 8.00 10.00 12.00 14.00
Input Voltage (Vdc)
Relative Frequency vs.Input Voltage
20%
40%
60%
80%
100%
120%
Relative Brightness
6.00 8.00 10.00 12.00 14.00
Input Voltage (Vdc)
Relative Brightness vs.Input Voltage
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
Input Power (Watts)
6.00 8.00 10.00 12.00 14.00
Input Voltage (Vdc)
Input Power vs.Input Voltage
0.06
0.08
0.10
0.12
0.14
0.16
0.18
0.20
0.22
Input Current (Adc)
6.00 8.00 10.00 12.00 14.00
Input Voltage (Vdc)
Input Current vs.Input Voltage
