HCMS-xxxx Hewlett-Packard, HCMS-xxxx Datasheet - Page 16

• Manufacturer Part Number: HCMS-xxxx
• Description: High Performance CMOS 5 x 7 Alphanumeric Displays
• Manufacturer: Hewlett-Packard

Figure 5.
is 73% of full scale (BIT D
BIT D
to 60% duty factor (BIT D
BIT D
= H). The resulting brightness is
44% (.73 x .60 = .44) of full
scale.
The temperature of the display
will also affect the LED brightness
as shown in Figure 5.
Appendix F. Reference
Material
Application Note 1027: Soldering
LED Components
Application Note 1015: Contrast
Enhancement Techniques for
LED Displays
3.0
2.6
2.2
1.8
1.4
1.0
0.6
0.2
4
2
-55
= L) and the PWM is set
= H, BIT D
GREEN
T
-35
AlGaAs
A
– AMBIENT TEMPERATURE – °C
HER/ORANGE
-15
YELLOW
5
1
= L, BIT D
25
3
45
5
= H,
= L,
65
0
85
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Copyright © 2004 Agilent Technologies, Inc.
Obsoletes 5964-6376E
July 14, 2004
5988-4161EN