BACKLIGHT Inverters
M/S
(HEL) DATE: 25.DEC.2003 Design Department Ome Manufacturing Operation Hitachi Lighting,Ltd 16-2,shinmachi 6-chome,O...
Description
M/S
(HEL) DATE: 25.DEC.2003 Design Department Ome Manufacturing Operation Hitachi Lighting,Ltd 16-2,shinmachi 6-chome,Ome-Shi Tokyo 198-8611,JAPAN TEL.0428-31-1211 FAX.0428-31-1224
CUSTOMER’S ACCEPTANCE SPECIFICATIONS
(Backlight Inverters for cold cathode fluorescent lamp)
TYPE:INVC657
CONTENTS No 1 2 3 4 5 6 7 ITEM Cover Record of Revision 1.Scope 2.General Specification 3.Erectorical Characteristics 4.Reliability 5.Structures 6.Structures and Dimensions 7.Precautions in Design Page 1 2 3 4-6 6 7 8-9
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RECORD OF REVISION DATE 25.DEC.2003 PAGE SUMMARY NEW Date Code & Rev.
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1. Scope 1.1 This specification shall apply to inverter INVC657 to operate a cold cathode fluorescent lamp in the liquid-crystal module(LCM). 1.2 This inverter INVC657 is designed and adjusted for TX14D LCD-module. (Hitachi’s type name) 2. General Specifications General specifications and condition for use are shown below. Item Cooling condition Efficiency Weight 75 % min 8.8g typ Specification Free air flow
Ambient temperature Operating –10~70deg (direct ambient air of Inverter board) Stock -20~85deg Humidity Corrosive gasses Audible sound level 90 % RH.max. Not acceptable 35dB max. at 30cm
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3. Electrical Characteristics 3.1.Maximum ratings Items Input voltage Min. --Typ. --Max. 14.0 unit V Remarks
3.2.Operationg Characteristics Item Input voltage Input current Min 10.8 280 40 Output current 3.5 1.3 Main frequency 57 Typ 12.0 320 60 4.0 1.8 67 Max ...
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