3.9 inch Bar Type 480x128 HDMI TFT Display - RFS390D-1LW-DHN
3.9 inch Bar Type 480x128 HDMI TFT Display - RFS390D-1LW-DHN

3.9" Bar Type 480x128 HDMI TFT Display

Model No. RFS390D-1LW-DHN

RFS390D-1LW-DHN is a 3.9” resolution 480x128 pixels bar Type TFT display module with HDMI connector (DVI signal) and built-in controller IC TFP401. Module dimension of this 3.9” TFT display is 125.0 × 66.5 mm, size of active area is 95.04 × 25.34 mm.

Brightness value is 500 cd/m2 with contrast ratio 500:1. Supply voltage of LCM is 5V (typical value). Operating temperature covers from -20~+70℃, storage temperature range is from -30~+80℃.

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  • General Specs
  • Interface Pin Function
  • Contour Drawing
  • Absolute Maximum Ratings
  • Electrical Characteristics
Item Dimension Unit
TFT Series Bar Type TFT LCD,Support HDMI Signal TFT
Size (Diagonal) 3.9 inch
Dot Matrix / Resolution 480 × 128 × RGB dots
Module Dimension 125.0 × 66.5 x 11.80 (Max) mm
Active Area 95.04 × 25.34 mm
Dot / Pixel Pitch 0.198(H) × 0.198(V) mm
LCD Type TFT, Normally White, Transmissive
View Direction 6 o’clock
Gray Scale Inversion Direction 12 o’clock
Aspect Ratio Bar Type
Backlight Type LED, Normally White
Control Board Yes
Built-in Controller TFP401
Interface HDMI(only for DVI)
Touch Panel Without Touch Screen
Surface Anti-Glare
Brightness 500 cd/㎡
Mounting Hole No
Operating Temperature -20~+70 °C
Storage Temperature -30~+80 °C

1.LCM PIN Definition

DVI

Pin No. Symbol I/O Function
1 Rx2+ I Channel-2 positive receiver input; low-voltage signal differential- input pair.
2 GND P Ground
3 Rx2- I Channel-2 negative receiver input; low-voltage signal differential- input pair.
4 Rx1+ I Channel-1 positive receiver input; low-voltage signal differential- input pair.
5 GND P Ground
6 Rx1- I Channel-1 negative receiver input; low-voltage signal differential- input pair.
7 Rx0+ I Channel-0 positive receiver input; low-voltage signal differential- input pair.
8 GND P Ground
9 Rx0- I Channel-0 negative receiver input; low-voltage signal differential- input pair.
10 RxC+ I Clock positive receiver input; low-voltage signal differential- input pair.
11 GND P Ground
12 RxC- I Clock negative receiver input; low-voltage signal differential- input pair.
13-16 NC - No connection
17 GND P Ground
18 5V P Power Supply
19 Delect - Delect

I: input, O: output, P: Power
Note 1: Only supports Raspberry Pi series

2.PW(Micro USB type B)

Pin No. Symbol I/O Function
1 5V P Power Supply
2 NC - No connection
3 NC - No connection
4 NC - No connection
5 GND P Ground

3.9 inch Bar Type 480x128 HDMI TFT Display - RFS390D-1LW-DHN

Item Symbol Min Typ Max Unit
Operating Temperature TOP -20 － +70 ℃
Storage Temperature TST -30 － +80 ℃

Operating conditions

Item Symbol Condition Min Typ Max Unit
Supply Voltage For LCM VDD － － 5 － V
Supply Current For LCM IDD － － 250 400 mA
LED life time － － － 50,000 － Hr

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