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MIL-SPEC LED Indicator
ML 1640 Series
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Developed for use as a function indicator,
this solid state lamp with plain or filtered type
lens, designed for sunlight viewing, is designed to
meet the requirements of DESC Dwg. 85122. It is panel
mountable with solderable leads and includes hardware.
Available with anti-reflection lens coating.
Cleared by DOD/OFOISR for public
release under 00-S-1235 dated April 17, 2000.
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| • |
Design
meets DESC Dwg. 85122 |
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Environmentally
Sealed |
| • |
Optional
EMI Protection Screen |
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Colors:
Red, Yellow & Green |
| • |
Panel
Mount |
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| Bezel:
aluminum, black anodized |
| Case:
aluminum, chromate. |
| Mounting:
Front panel by 5/16-32" nut and lockwasher. |
| Seal:
Environmentally sealed with front panel PTFE ring
seal. |
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| Units meet
100% screening, group A and group B testing, in
compliance with DESC 85122, and MIL-STD-750. |
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Color
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Red
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Yellow
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Green
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| Forward
Voltage (VDC) typical If=20 mA |
2.2
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2.2
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2.3
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| Peak Forward
Current (ma) |
90
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60
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90
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| DC Forward
Current (ma)* |
30
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20
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30
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| Reverse
Voltage (VDC) (IR=100µA) |
5
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5
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5
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| Power Dissipation
(mW) |
135¹
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85²
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135¹
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| Luminous
Intensity (mcd) typical |
See Chart
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See Chart
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See Chart
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| Dominant
Wave Length (nm) typical |
626
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585
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569
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| Operating
Temperature (°C) |
-55 to
+100
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-55 to
+100
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-20 to
+100
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| Storage
Temperature (°C) |
-55 to
+100
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-55 to
+100
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-50 to
+100
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| Lead Soldering
Temperature |
260°C
for 5 seconds
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| ¹Derate
at 1.8 MW/°C above +25°C Ambient ²Derate
at 1.6 mw/°C above +50°C Ambient |
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Electrodynamics. Model No. *
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DESC 85122
Dash No.
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Type of Lens
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Anti-reflect. Coating
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EMI Screen
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Outline Figure
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ML1641-X011
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R01, Y01, G01
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Plano Convex
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No
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No
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1
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ML1644-X011
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R02, Y02, G02
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Plano Convex
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No
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No
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2
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ML1644-X111
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R11, Y11, G11
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Plano Convex
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No
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Yes
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2a
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ML1642-X011
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R03, Y03, G03
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Flat 30° View. Angle
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No
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No
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3
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ML1645-X011
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R05, Y05, G05
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Flat 30° View. Angle
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No
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No
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4
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ML1645-X021
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R07, Y07, G07
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Flat 30° View. Angle
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Yes
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No
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4
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ML1645-X121
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R09, Y09, G09
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Flat 30° View. Angle
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Yes
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Yes
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4a
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ML1643-X011
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R04, Y04, G04
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Flat 100° View. Angle
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No
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No
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3
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ML1646-X011
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R06, Y06, G06
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Flat 100° View. Angle
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No
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No
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4
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ML1646-X021
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R08, Y08, G08
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Flat 100° View. Angle
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Yes
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No
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4
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ML1646-X121
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R10, Y10, G10
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Flat 100° View. Angle
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Yes
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Yes
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4a
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*Substitute
color X in Model No., i.e.: R=red Y=yellow G=green
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DESC 85122
Dash No.
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Min. Luminous Intensity
@ Forward Current
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R01, R02, R11
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15 mcd @ 10 mA
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Y01, Y02, Y11
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12 mcd @ 10 mA
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G01, G02, G11
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12 mcd @ 20 mA
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R03, R05, R07, R09
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10 mcd @ 20 mA
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Y03, Y05, Y07, Y09
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5 mcd @ 15 mA
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G03, G05, G07, G09
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10 mcd @ 20 mA
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R04, R06, R08, R10
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1.0 mcd @ 20 mA
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Y04, Y06, Y08, Y10
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0.5 mcd @ 15 mA
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G04, G06, G08, G10
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1.0 mcd @ 20 mA
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When ordering, show
model number first, then LED color, EMI screen, coated
lens, and the type of lead desired. If this is a special
part, the factory assigned modification number will
be added at the end of the ordering number.
Example:
Basic model with red a LED, with a screen and type of
lead would be
model ML 1640 - R-1-2-1.
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ML
1640 - R
- 1 - 2
- 1 - S ( )
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Basic
Model Number
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Color
L.E.D.
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EMI
Screen
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LED
Coating
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Terminal
Style
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ML
1640
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R
Red
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0
None |
1
Uncoated |
1
Straight
Tin Lead
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Y
Yellow
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1
Screen |
2
Antireflection
coating
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G
Green
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NOTE: Dim. in ( ) are mm.Tolerances:Decimals:
± .010 (0,25) Fractions:± 1/64
Mounting Torque: 5-7 in.-lbs.
| This
PDF contains a printable version of the hard copy
catalog page. |
 |
L-3-EDI
ML1640.pdf |
|
Note: Viewing and printing PDF files requires
the free Adobe Acrobat Reader program. You can
download Acrobat Reader from Adobe's
web site. |
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