PG12864LRU 查看數據表（PDF） - Powertip Technology

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PG12864LRU

LCD Module

Powertip Technology 

NO.PG12864LRU-ORA-H Rev:0

1.5 Optical Characteristics

Item

Viewing angle

Contrast

Response time(rise)

Response time(fall)

Symbol

θ

C

tr

tf

Conditions

C>2.0,∅=0°

θ=5°, ∅=0°

θ=5°, ∅=0°

θ=5°, ∅=0°

1/64 duty, 1/9 bias, Vopr=10.5V, Ta=25°C

Min. Typ.

Max

Reference

30°

-

-

Notes 1 & 2

3

5

-

Note 3

- 140ms 200ms

Note 4

- 300ms 500ms

Note 4

Note 1: Definition of angles θ and ∅

Note 2: Definition of viewing angles θ1 and θ2

Light (when reflected) z (θ=0°)

θ

Y’(∅=180°)

X’

Sensor

Cmax.

LCD panel

X(∅=90°)

Contrast

C

2.0

Z’

Light (when transmitted )

∅

Y(∅=0°)

(θ=90°)

Note :

θ1

θ2

viewing angle θ (∅ fixed)

Optimum viewing angle with the same

naked eye and viewing angle θ at

Cmax. Above are not always the same.

Note 3: Definition of contrast C

Brightness (reflection) of unselected dot (B2)

C = 

Brightness (reflection) of selected dot (B1)

Note 4: Definition of response time

(%)

Brightness

(reflection)

Brightness (reflection) of

selected dot

Brightness

(reflection) of

B2

unselected dot

B1

0

operating voltage (v)

Note: Measured with a transflective LCD

panel which is displayed 1 cm2

V OPR : Operating voltage

tr : Response time (rise)

f FRM : Frame frequency

tf : Response time (fall)

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