Vantron Technology Limited
Vantron Technology Limited
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1. General Description
This DC-AC Inverter was developed for 1CCFL lamps of LCD back lighting system.
2. Features
High performance, low consumption.
Open lamp protection
Wide Dimming Range Input current overload protection ( fuse protection ).
3. Application
The DC to AC back-light inverter is special designed on any type LCD display in implement (i.e. LCD
monitor, notebookelaptop computers etc.)
4. Suitable load
Smaller than 17〞1 Lamps TFT LCD Module.
5. Input Electrical Characteristics
No. | Item | Symbol | Min | Type | Max | Unit |
1 | Input Voltage | Vin | 8 | 12 | 20 | V |
2 | Input Current | Iin | 0.2 | 0.4 | 0.6 | A |
3 | Input Power | Pin | ---- | 4.9 | ---- | W |
4 | Brightness Voltage | Vadj | 0 | ---- | 5 | |
5 | Control Voltage | Enable Von=1.5---5.0V Disable Voff=0---0.5V | ||||
6.Pin assignments
Input connector: CN1 | |||
Pin No. | Symbol | Description | Parameter |
1、2 | +12V | Supply voltage | 8---20V |
3 | N/F | Standby/operation | On =1.5--5.0V Off=0-0.5V |
4 | ADJ | Dimming control | 0V=Brightness Max 5V=Brightness Min |
5、6 | GND | Ground | 0V |
Output connector: CN2 | |||
Pin No. | Symbol | Description | Parameter |
1 | H-V | High voltage | 650Vrms |
2 | L-V | Low voltage | 0-18Vrms |