1.0Apr. 04. 201321Update International Standards0.1
EDID
ver
Ver. 1.0Apr. 04, 2013
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LP173WD1
Liquid Crystal Display
Product Specification
1. General Description
The LP173WD1 is a Color Active Matrix Liquid Crystal Display with an integral LED backlight system. The
matrix employs a-Si Thin Film Transistor as the active element. It is a transmissive type display operating in
the normally white mode. This TFT-LCD has 17.3 inches diagonally measured active display area with
WHD+ resolution(1600 horizontal by 900 vertical pixel array). Each pixel is divided into Red, Green and
Blue sub-pixels or dots which are arranged in vertical stripes. Gray scale or the brightness of the sub-pixel
color is determined with a 6-bit gray scale signal for each dot, thus, presenting a palette of more than
262,144 colors. The LP173WD1 has been designed to apply the interface method that enables low power,
high speed, low EMI. The LP173WD1 is intended to support applications where thin thickness, low power
are critical factors and graphic displays are important. In combination with the vertical arrangement of the
sub-pixels, the LP173WD1 characteristics provide an excellent flat display for office automation products
such as Notebook PC.
EEPROM Block
for Tcon Operating
User connector
30
Pin
AUX
eDP
1Lane
VCC
Timing Control
(Tcon) Block
DVCC
Power
Block
TCLKs
AVCC, AVDD
VGH, VGL, GMA
GIP CLKs, DSC
1
TFT-LCD Panel
(HD+, GIP, TN)
900
Source Driver
(Bottom Bent)
1600
LED Backlight Ass‟y
VLED
LED_EN
PWM
Control & DataPower
LED Driver
Block
FB 1~4
EDID signal & Power
General Features
Active Screen Size17.3 inches diagonal
Outline Dimension
Pixel Pitch0.23868 X 0.23868 mm
Pixel Format1600 horiz. by 900 vert. Pixels RGB strip arrangement
Color Depth6-bit, 262,144 colors
Luminance, White220 cd/m2(Typ., @I
Power ConsumptionTotal : 6.2 W (Typ.) [ Logic : 1.4 W (Typ.) @Mosaic, Back Light : 4.8 W (Typ.) ]
Weight570g (Max.)
Display Operating ModeTransmissive mode, normally white
Surface TreatmentGlare treatment of the front Polarizer
RoHS ComplyYes
BFR / PVC / As Free Yes for all
Ver. 1.0Apr. 04, 2013
398.1(H, Typ.) × 232.8(V, Typ.) × 6.0(D, Max.) mm
=27mA)
LED
VOUT_LED
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LP173WD1
Liquid Crystal Display
Product Specification
2. Absolute Maximum Ratings
The following are maximum values which, if exceeded, may cause faulty operation or damage to the unit.
Table 1. ABSOLUTE MAXIMUM RATINGS
ParameterSymbol
Power Input Voltage
Operating Temperature
Storage Temperature
Operating Ambient Humidity
Storage Humidity
VCC-0.34.0Vdcat 25 5C
TOP050C1
HST-2060C1
HOP1090%RH1
HST1090%RH1
Values
UnitsNotes
MinMax
Note : 1. Temperature and relative humidity range are shown in the figure below.
Wet bulb temperature should be 39C Max, and no condensation of water.
The LP173WD1 requires two power inputs. The first logic is employed to power the LCD electronics and to
drive the TFT array and liquid crystal. The second backlight is the input about LED BL.with LED Driver.
Table 2. ELECTRICAL CHARACTERISTICS
ParameterSymbol
UnitNotes
MinTypMax
LOGIC :
Power Supply Input VoltageVCC3.03.33.6V1
Power Supply Input CurrentMosaicICC-425485mA2
Power Consumption PCC-1.41.6W2
Power Supply Inrush CurrentICC_P--1500mA4
eDP ImpedanceZeDP90100110Ω5
BACKLIGHT : ( with LED Driver)
LED Power Input VoltageVLED7.012.020.0V6
LED Power Input CurrentILED-400435mA7
LED Power ConsumptionPLED-4.85.2W7
LED Power Inrush CurrentILED_P--2000mA8
PWM Duty Ratio6-100%9
Values
PWM Jitter
-
0-0.2%10
PWM ImpedanceZPWM204060kΩ
PWM FrequencyFPWM200-1000Hz11
PWM High Level VoltageV
PWM Low Level VoltageV
PWM_H
PWM_L
3.0-3.6V
0-0.3V
LED_EN ImpedanceZPWM204060kΩ
LED_EN High VoltageVLED_EN_H3.0-3.6V
LED_EN Low VoltageVLED_EN_L0-0.3V
Life Time12,000--Hrs12
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LP173WD1
Liquid Crystal Display
Product Specification
Note)
1. The measuring position is the connector of LCM and the test conditions are under 25℃, fv = 60Hz,
Black pattern.
2. The specified Icc current and power consumption are under
the Vcc = 3.3V , 25℃, fv = 60Hz condition and Mosaic pattern.
3. This Spec. is the max load condition for the cable impedance designing.
4. The below figures are the measuring Vcc condition and the Vcc control block LGD used.
The Vcc condition is same as the minimum of T1 at Power on sequence.
Rising time
Vcc
0V
10%
90%
3.3V
0.5ms
5. This impedance value is needed for proper display and measured form eDP Tx to the mating connector.
6. The measuring position is the connector of LCM and the test conditions are under 25℃.
7. The current and power consumption with LED Driver are under the Vled = 12.0V , 25℃, Dimming of
Max luminance and White pattern with the normal frame frequency operated(60Hz).
8. The below figures are the measuring Vled condition
and the Vled control block LGD used.
VLED control block is same with Vcc control block.
Rising time
VLED
0V
10%
90%
12.0V
0.5ms
9. The operation of LED Driver below minimum dimming ratio may cause flickering or reliability issue.
10. If Jitter of PWM is bigger than maximum, it may induce flickering.
11. This Spec. is not effective at 100% dimming ratio as an exception because it has DC level equivalent
to 0Hz. In spite of acceptable range as defined, the PWM Frequency should be fixed and stable for
more consistent brightness control at any specific level desired.
12. The life time is determined as the time at which brightness of LCD is 50% compare to that of minimum
value specified in table 7. under general user condition.
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LP173WD1
Liquid Crystal Display
Product Specification
3-2. Interface Connections
This LCD employs two interface connections, a 30 pin connector used for the module electronics interface and
the other connector used for the integral backlight system.
Table 3. MODULE CONNECTOR PIN CONFIGURATION (CN1)
PinSymbolDescriptionNotes
[Interface Chip]
1, Interface chips
1.1 LCD :SiW, SW0661 (LCD Controller)
including esp. Receiver
LCD Logic and driver power (3.3V Typ.)
LCD Logic and driver power (3.3V Typ.)
No Connection
LED Backlight On/Off
System PWM Signal input for dimming
No Connection
No Connection
LED Backlight Power
LED Backlight Power
LED Backlight Power
LED Backlight Power
No Connection
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LP173WD1
Liquid Crystal Display
Product Specification
3-3. eDP Signal Timing Specifications
3-3-1. DC Specification
The VESA Display Port related AC specification is compliant with the VESA Display Port Standard v1.1a.
DescriptionSymbolMinMaxUnitNotes
Differential peak-to-peak Input voltage
Rx DC common mode voltageVCM02.0V-
VDIFF p-p
120-
mV
40-For reduced bit rate
For high bit rate
3-3-2. AC Specification
The VESA Display Port related AC specification is compliant with the VESA Display Port Standard v1.1a.
DescriptionSymbolMinTypMaxUnitNotes
Unit Interval for high bit rate
(2.7Gbps/lane)
Unit Interval for high bit rate
(1.62Gbps/lane)
Lane-to-Lane skew
UI_High_Rate-370-ps
UI_Low_Rate-617-ps
V Rx-SKEWINTER_PAIR
--5200ps -
Range is nominal ±350ppm.
DisplayPort Link Rx does not
require local crystal for link
clock generation
Lane intra-pair skew
Ver. 1.0Apr. 04, 2013
V Rx-SKEWINTRA_PAIR
--100psFor high bit rate
--300psFor reduced bit rate
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