Purdy AND064VT8-HB-LED-KIT Manual do Utilizador descarregar pdf (Página 2)

Displays

Purdy Electronics Corporation • 720 Palomar Avenue • Sunnyvale, CA 94085

Tel: 408-523-8200 • Fax: 408-733-1287 • [email protected] • www.purdyelectronics.com

02/07/11

AND064VT8-HB-LED-KIT

High Bright TFT LCD Color Module

Item Symbol Speciﬁcations Unit Remark

Min. Typ. Max.

Supply Voltage VCC 4.75 5.0 5.25 V

Current Dissipation ICC – 100 120 mA VCC=+5V

Power Consumption PCC – 0.5 0.63 W

Supply Input Ripple Voltage VCCRP – – 0.1 Vp-p VCC=+5V

Input Signals Voltage (High) VIH +2.6 – – V

Input Signals Voltage (Low) VIL – – +0.5 V

Electrical Characteristics - Recommended Operation Condition for TFT-LCD Panel (Ta = 25ºC)

Recommended Operating Conditions for Backlight (Ta = 25 ºC)

Item Symbol Min. Typ. Max. Units Remarks

Supply Voltage for LED Backlight VLED – – (11) V Note 1

Supply Current for LED Backlight ILED – 17.5 – mA Note 2

Backlight Power Consumption PLED – – 3.08 W Note 1, 3

Note 1: ILED = 17.5 mA, constant current

Note 2: The LED driving condition is deﬁned for each LED module. (3 LED Serial)

Input current = 17.5 mA * 8 = 140 mA

Note 3: PLED = (VLD-1 * ILED-1 + VLED-2 * ILED-2 .... + VLED-7 + ILED-7 + VLED-8) *2 (light bar)

Optical Speciﬁcations (Ta = 25 ºC)

Item Symbol Remarks

Min.

Speciﬁcations

Typ. Max.

Units

Viewing Angle

Horizontal

θ 21, θ 22

CR ≥ 10

55 60 –

deg

Vertical θ 12 35 40 –

θ 11 50 55 –

Contrast Ratio

Luminance when LCD is white

Luminance when LCD i black

At optimized

viewing angle

200 400 – –

Response Time Rise Tr θ = 0º – 15 30 ms

Fall Tf θ = 0º – 25 50

Brightness LUM θ = 0º 350 400 – cd/m

Uniformity U θ = 0º 75 80 – %

Cross Talk – θ = 0º – – 3.5 %

White Chhromaticity

θ = 0º

0.27 0.31 0.35

–

Y 0.29 0.33 0.37

LED Life Time Ta = 25 ºC – +25 ºC 20,000 30,000 – hrs

1 2 3 4 5 6 7 ... 10 11

Displays 1

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