BM-21F57MD Datasheet, PDF (1/3 Pages) BRIGHT LED ELECTRONICS CORP – super red chips, which are made from AlGaAs on AlGaAs substrate.

BRIGHT LED ELECTRONICS CORP.
SINCE 1981
BM-21F57MD
● Features :
1. 2.094 inch (53.19mm) matrix height.
2. Square size 6.1×6.1mm.
3. Low power requirement.
4. Excellent characters appearance.
5. Solid state reliability.
6. Multiplex drive , column anode com.
and row cathode com.
7. Single color available.
8. Categorized for luminous intensity.
9. Stackable vertically and horizontally.
● Package Dimensions :
38.10(1.5)MAX.
R0.50(.020)
12.19(.480)
3.3(.130)
2.54(.100)TYP.
53.19(2.094)
45.72(1.80)
38.1(1.50)
30.48(1.20)
5.08x5.08
(.200x.200)
PIN.1
0.5 0.076
(.020 .003)
1.6(.063)
2.54x6=15.24(.60)
● Description :
1. The BM-21F57MD is a 53.19mm (2.094") _Notes:
matrix height 5×7 square matrix display. ^{1. All dimensions are in millimeters(inches).}
2. Tolerance is ±0.25mm(.01")unless otherwise
2. This product use super red chips,
specified.
which are made from AlGaAs on GaAs ^{3. Specifications are subject to change without}
substrate.
notice.
3. This product have a black face and
white squares.
4. This product doesn't contain restriction
substance, comply ROHS standard.
● Internal Circuit Diagram :
佰鴻工業股份有限公司
http://www.brtled.com
Ver.1.0 Page 1 of 3