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HT140WXB-101 Datasheet(PDF) 8 Page - BOE Technology Group Co., Ltd |
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HT140WXB-101 Datasheet(HTML) 8 Page - BOE Technology Group Co., Ltd |
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8 / 35 page ![]() B2006-5006-O (3/3) A4(210 X 297) 2010.2.11 0 TFT LCD PRODUCT ISSUE DATE REV PRODUCT GROUP PAGE OF 35 SPEC TITLE HT140WXB-101 Product Specification SPEC. NUMBER S 8 8 3.0 ELECTRICAL SPECIFICATIONS 3.2 Backlight Unit Parameter Min. Typ. Max. Unit Remarks LED Forward Voltage V F 3.0 3.2 3.4 V - LED Forward Current I F -20 mA - LED Power Consumption P LED 2.85 3.0 W Note 1 LED Life-Time N/A 15,000 - - Hour IF = 20mA Power supply voltage for LED Driver V LED 612 21 V EN Control Level Backlight on 2.0 5.0 V Backlight off 0 1.0 V PWM Control Level PWM High Level 2.0 5.0 V PWM Low Level 00.1 V PWM Control Frequency F PWM 180 200 10,000 Hz Duty Ratio - 20 - 100 % < Table 4. LED Driving guideline specifications > Notes : 1. Calculator Value for reference ILED × VLED = PLED 2. The LED Life-time define as the estimated time to 50% degradation of initial luminous. Ta=25+/-2°C |
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