MTBF Specifications for ANT-A72GA-TW-N Active L1/L2 GPS Antenna

MTBF Calculation per MIL-HDBK-217F - Parts Count Reliability Prediction Method 

Capacitor (Ceramic) 
Failure Rate (per 10^6 hours) = 0.0036 
Quality (Factor) = 3 
Total Failure Rate (per 10^6 hours) = 0.4104 

Capacitor (Tantalum) 
Failure Rate (per 10^6 hours) = 0.0018 
Quality (Factor) = 3 
Total Failure Rate (per 10^6 hours) = 0.0108 

Connector 
Failure Rate (per 10^6 hours) = 0.0054 
Quality (Factor) = 2 
Total Failure Rate (per 10^6 hours) = 0.0432 

FET 
Failure Rate (per 10^6 hours) = 0.014 
Quality (Factor) = 8 
Total Failure Rate (per 10^6 hours) = 0.448 

IC, Regulator 
Failure Rate (per 10^6 hours) = 0.0095 
Quality (Factor) = 8 
Total Failure Rate (per 10^6 hours) = 0.076 

Inductor 
Failure Rate (per 10^6 hours) = 0.0017 
Quality (Factor) = 4 
Total Failure Rate (per 10^6 hours) = 0.0408 

Resistor , WW POWER 
Failure Rate (per 10^6 hours) = 0.014 
Quality (Factor) = 3 
Total Failure Rate (per 10^6 hours) = 0.252 

Soldered Connections 
Failure Rate (per 10^6 hours) = 0.00007 
Quality (Factor) = 1 
Total Failure Rate (per 10^6 hours) = 0.00952 

Total Failure Rate = 1.93608 
MTBF (HOURS) = 516508 
MTBF(YEARS) = 5959