SND-1832
SND-1839

7-segment 3-digit Numeric LED Displays
1.8"(45.0mm), Dual Color, High Reliability

Features

1. High brightness with high contrast.
2. Low power consumption.
3. Uniform brightness and wide view angle.
4. Cathode-common and anode common types available.
5. Standard with black face and milky white segment color.
6. Solid state reliability.
7. Two red and green chips in each segment for emitting color in red, green and amber..

Dimensions

Pin Layout

 

(Top View)

 

SND-1839
 Note : SND-1832 has reversed polarity for all diodes.

Absolute Maximun Ratings (Ta = 25°C)

Parameter
 

Suffix

UR-side

UG-side

Emitting Color

Red

Yellow-green

Unit \ Chip

GaAlAs

GaP
Power Dissipation - Total

mW

1800

1800
Power Dissipation - Segment

mW

80

80
Forward Current

mA

20

20
Peak Forward Current

mA

*60

*60
Reverse Voltage

V

10

10
Operating Temperature

°C

-25 ~ 85

-25 ~ 85
Storage Temperture

°C

-55 ~ 100

-55 ~ 100

* 1 msec pulse width, 1/5 duty cycle

Electrical / Optical Characteristics (Ta = 25°C)

Parameter

Symbol

Condition

Unit

UR

UG

min.

typ.

max.

min.

typ.

max.
Forward Voltage / seg.

VF

IF =15 mA

V

--

3.8

4.0

--

6.3

6.9
Reverse Current / seg.

IR

VR = 10 V (UR)
 VR = 15 V (UG)

レA

--

--

10

--

--

10
Luminous Intensity / digit

IV

IF =15 mA

レcd

450

1500

--

350

1000

--
Peak Wavelength

ルP

IF =15 mA

nm

--

660

--

--

565

--
Spectral Line Halfwidth

ツル

IF =15 mA

nm

--

20

--

--

30

--

Product Bulletin : ISPN.E001-129

End of page (06/20/96, Last Update on 05/20/06)