KWM-50881
KWM-50881 is Dot Matrix LED Display manufactured by Lucky Light Electronic.
DESCRIPTION:
The KWM-50881 series is 50.70mm (1.996") height 8 x 8 dot matrix display. This series is suitable for use in single/multi-line message display, large area graphics display and electronic games. All devices are available as either mon row anode or mon row cathode.
PACKAGE DIMENSIONS
COL 1 2 3 4 5 6 7 8 1 2
6.35- 7=44.45(1.75)
50.70(1.996)
4 5 6 7 8 ROW
PIN 1
ABSOLUTE MAXIMUM RATINGS: (Ta=25 C)
Parameter Max Reverse Voltage per segment 5V Reverse Current per segment (Vr = 5V) 100µA Derating Linear from 25o C per segment 0.4m A/ o C Operating Temperature Range -40o C To 85o C Storage Temperature Range -40o C To 100o C Soldering Temperature 1.6mm(1/16") from body for 5 sec. at 260o C
NOTES : 1. All dimensions are in millimeters (inches). 2. Tolerance is +0.25mm(0.010) unless otherwise specified. 3. Specifications are subject to change without notice. 4. NP: No Pin. 5. NC: No Connect. o
6.35- 7=44.45(1.75) 50.70(1.996)
φ5.0(0.197)
..
9.30(0.366) 6.30(0.248) 2.54- 11=27.94(1.10) φ0.50(0.020) 38.10(1.50)
INTERNAL CIRCUIT DIAGRAM
ROW CATHODE
COL 1 ROW
PIN NO. PIN NO.
ROW ANODE
COL 1 ROW
PIN NO. PIN NO.
1 1 2 2
1 1 2 2 3 3 4 4 5 21 6 22 7 23 8 24
TESTING CONDITION FOR EACH PARAMETER :
Parameter Forward Voltage Peak Emission Wave Length Spectral Line Half-Width Reverse Current Average Luminous Intensity Symbol Vf λρ ∆λ Ir Iv Unit V nm nm µA µ cd Test Condition If=20m A If=20m A If=20m A Vr=5V If=10m A
3 3 4 4 5 21 6 22 7 23 8 24
5, 6, 7, 8, 9, 10, 11&12 NO CONNECT
5, 6, 7, 8, 9, 10, 11&12 NO CONNECT
PART NO. SELECTION AND APPLICATION INFORMATION (RATINGS AT 25 C...