4N51, 4N52,
67023 4N53, 4N54
HERMETIC, NUMERIC AND HEXIDECIMAL DISPLAYS
PART MARKING SYSTEM
PREFERRED PART NUMBER SYSTEM
MII PART NUMBERS
TXV
Standard Product
With Tables I, II, III and IV
Quality Level A
Commercial
Tables I, II
Table II, Subgroups I, VII
4N51
M87157/00101XXX
67023-201
67023-101
67023-102
67023-001
67023-002
4N52
4N53
4N54
M87157/00102XXX
M87157/00103XXX
M87157/00104XXX
67023-202
67023-203
67023-204
67023-103
67023-104
67023-003
67023-004
TABLE I
100% SCREENING – CLASS A OF MIL-PRF-87157
MIL-PRF-750
Test Screen
Method
Conditions
1. Precap Visual
2072
2. High Temperature Storage
3. Temperature Cycling
1032
1051
TA = 125°C, Time = 24 hours
Condition B, 10 Cycles, 15 Min. Dwell
4. Constant Acceleration
5. Fine Leak
2006
1071
1071
------
10,000 G’s at Y1 orientation
Condition H
6. Gross Leak
7. Interim Electrical / Optical Tests(2)
Condition C
IV, ICC, IBL, IBH, IEL, IEH, IIL, and IIH
TA = 25°C
8. Burn-In(1,3)
Condition B at VCC = 5V and cycle through
logic at 1 character per second.
TA = 100°C, t = 160 hours
1015
9. Final Electrical Test(2)
10. Delta Determinations
------
------
Same as Step 7
∆IV = 20%, ∆ICC = ±10 mA, ∆IIH = ±10 µA
and ∆IEH = ±13µA
11. External Visual(1)
2009
TABLE II
GROUP A ELECTRICAL TEST – CLASS A OF MIL-PRF-87157
Parameters
Test
LTPD
Subgroup 1
DC Electrical Test at 25°C(2)
5
IV, ICC, IBL, IBH, IEL, IEH, IIL, and IIH and
visual function, TA = 25°C
Subgroup 2
DC Electrical Tests at High
7
7
Same as Subgroup 1, except delete IV and visual
function. TA = +100°C
Temperature(2)
Subgroup 3
DC Electrical Tests at Low
Same as Subgroup 1, except delete IV and visual
Temperature(2)
Subgroup 4, 5 and 6 not tested
Subgroup 7
function. TA = -55°C
Optical and Functional Tests
at 25°C.
Satisfied by Subgroup 1
5
7
Subgroup 8
External Visual
MICROPAC INDUSTRIES, INC. OPTOELECTRONIC PRODUCTS DIVISION • 725 E. Walnut St., Garland, TX 75040 • (972) 272-3571 • Fax (972) 487-6918
www.micropac.com E-MAIL: optosales@micropac.com
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