Option a (pg 9-10), Modified, Mil-prf-55310 – Q-Tech CLASS B+ User Manual
Page 9: Level s, See details in, Table ii, Q-tech, Class b+ products
Q-TECH Corporation - 10150 W. Jefferson Boulevard, Culver City 90232 - Tel: 310-836-7900 - Fax: 310-836-2157 - www.q-tech.com
9 of 27
Q-TECH
CORPORATION
QPDS-0001, Rev L, June 2013 (ECO #10851)
CLASS B+ PRODUCTS
HIGH RELIABILITY HYBRID CRYSTAL CLOCK OSCILLATORS
2.5 to 5.0Vdc - 15kHz to 350MHz
Test Description
MIL
Standard Method Condition Qty
Comments
Non Destructive Bond Pull
883
2023
100%
Except on ceramic packages
Internal Visual
883
2017
2032
Level B
100%
See 4.4.2 of MIL-PRF-55310
Stabilization Bake
883
1008
C
100%
48 hours at +150°C
Thermal Shock
883
1011
A
100%
Temperature Cycling
883
1010
B
100%
10 cycles
Constant Acceleration
883
2001
A
100%
Y1 direction only (5,000g’s)
Seal Fine and Gross Leak
883
1014
A1, C
100%
Particle Impact Noise Detection (PIND)
883
2020
B
100%
5 passes minimum
(see Note 1)
Pre Burn-In Electrical
Refer to Table II-a and Detail Specification
100%
Burn-In
883
1015
+125°C
for 240 hours
minimum
100%
With load and nominal supply voltage
Final Electrical
Refer to Table II-a and Detail Specification
100%
Percent Defective Allowance (PDA)
55310
PDA=2% (Supply Current only)
Radiographic Inspection
883
2012
Class S
100%
External Visual
883
2009
100%
Screening Option A (Modified MIL-PRF-55310, Level S)
(Example: QT188HCD10A-40.000MHz)
Parameters
Pre BI
at 25ºC
Pre BI
Low Temp
Pre BI
High Temp
Post BI
at 25ºC
Post BI
Low Temp
Post BI
High Temp
Output Frequency
✓
✓
✓
✓
✓
✓
Frequency/Temperature Stability
✓
✓
✓
✓
✓
✓
Frequency/Voltage Stability
✓
✓
Input current
✓
✓
✓
✓
Output Voltage
✓
✓
✓
✓
✓
✓
Waveform
✓
✓
✓
✓
✓
✓
Duty cycle
✓
✓
✓
✓
✓
✓
Rise and Fall Times
✓
✓
✓
✓
Start-up Time
✓
✓
✓
✓
Tristate Function (if applicable)
✓
✓
✓
✓
Table II-a
Electrical Test – Measurement Requirements
NOTES:
1. PIND testing shall be performed using five (5) independent passes and all failures found at the end of each pass are rejected. The
survivors of the last pass are acceptable.
2. 100% QCI Group A and Group B Inspections are performed. See table II-b
Table II