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Specifications
as per customer's design, all color availablehigh reliability
super brightness
competitive price
Drive Mode: Dynamic / static state
A vacuum fluorescent display (VFD) is a used commonly on consumer-electronics equipment such as , , and . Unlike , a VFD emits a very bright light with clear contrast and can easily support display elements of various colours. The technology is related to both the and the .
The light produced by most VFDs contains many colours and can often be filtered to produce a more-pure (saturated) colour such as a deep green or deep blue, depending on the whims of the product's designers.
Parameter
|
Item |
Symbol |
Min |
Recommended |
Max |
Unit |
Filament Voltage |
E f |
2.3 |
2.6 |
2.9 |
Vac |
Grid Voltage |
E c |
____ |
24 |
29 |
Vp-p |
Anode Voltage |
E b |
____ |
24 |
29 |
Vp-p |
Duty Factor |
D u |
____ |
1/8 |
____ |
____ |
Pulse Width |
T p |
____ |
80 |
____ |
µs |
Operating Temp |
top |
-20 |
____ |
70 |
|
Storage Temp |
T s t g |
-55 |
____ |
80 |
|
|
Color Of Illumination |
Green Red Yellow |
||||
Opto-Electricity Characteristics
|
Item |
Symbol |
Test condition |
Min |
Typical |
Max |
Unit |
|
Filament current |
If |
Ef =2.6Vac Eb=ec=0 |
90 |
110 |
121 |
mAac |
|
Anode Current |
ib |
Ef=2.6Vac Eb=24Vp-p Ec=24Vp-p Du=1/8 Tp=100µs () |
4.3 |
mAp-p |
||
|
Grid Current |
ic |
6.4 |
mAp-p |
|||
|
Luminance |
L(G) |
350 102 |
700 204 |
____ |
Cd/m2 (fl) |
|
L(R) |
35 10 |
70 20 |
____ |
Cd/m2 (fl) |
||
L(Y) |
60 17 |
120 34 |
____ |
Cd/m2 (fl) |
||
____ |
____ |
____ |
____ |
Cd/m2 (fl) |
||
|
Luminance Ratio |
Lmin/Lmax |
|
50 |
____ |
____ |
% |
|
Grid Cut-off voltage |
Ecco |
Ef=2.6Vac Eb=24Vdc |
-4.0 |
____ |
____ |
Vdc |
|
Anode Cut-off voltage |
Ebco |
Ef=2.6Vac Eb=24Vdc Du=1/8 Tp=100µs |
-4.0 |
____ |
____ |
Vdc |
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