LM057QCTT03 Sharp Microelectronics of the Americas, LM057QCTT03 Datasheet - Page 22

• Manufacturer Part Number: LM057QCTT03
• Description: Device Specification For Passive Matrix LCD Module
• Manufacturer: Sharp Microelectronics of the Americas

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8.Characteristics
5)
4)
4-l.
4-2.
3)
2)
1)
*4
*2
*3
*1
5-l. Rating (lpc)
Measurement circuit
Measurement equipment :
4-3.
Measurement conditions
Rating(Note)
l/tFRM
Measurement circuit voltage : DC = 12.OV,
LCD: AI1 digits WHITE,
Average life time of CCFT bulb will be decreased when LCD is operated at lowtemperature.
The output voltage of the inverter should be set to Vs adding some margin as Vs of CCFT bulb may
The ratings are given on condition that the following conditions.
backlight on display quality is minimized
Power consumption excluded inverter efficiency loss.
be increased due to AC coupling leakage to the chassis of the LCD module.
It is recommended that IL is no greater than 6 mArms so that the effect of heat radiation from CCFT
Measurement shall be executed 30 minutes after turning on.
Ambient temperature : 25 “C
of Backlight
= 75 Hz
L
Brightness
Parameter
:
BM-7 (TOPCON
CXA-MlOL(TDK)
Vat,= 5.0 V(3.3V),
MIN.
120
I
SPEC
Corporation)
LC99908
at primary side
TYP.
(at
V,, = Vmax, D7-0
150
No.
IL = 6.0 m4rms)
MAX
I
MODEL
LM057QClT03
:“H”(White)
No.
cd/m’
unit
I
PAGE
20
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