Reliability data
Test Standard Test conditions ∆R
25
/R
25
Electrical endurance,
cycling
IEC 60738-1 Room temperature, I
Smax
; V
max
Number of cycles: 10
< 20%
Electrical endurance,
constant
IEC 60738-1 Storage at V
max
and T
op,max
(@ V
max
)
Test duration: 1000 h
< 25%
Damp heat IEC 60738-1 Temperature of air: 40 °C
Relative humidity of air: 93%
Duration: 56 days
Test according to IEC 60068-2-78
< 10%
Rapid change
of temperature
IEC 60738-1 T
1
= T
op,min
(0 V), T
2
= T
op,max
(0 V)
Number of cycles: 5
Test duration: 30 min
Test according to IEC 60068-2-14, test Na
< 10%
Vibration IEC 60738-1 Frequency range: 10 to 55 Hz
Displacement amplitude: 0.75 mm
Test duration: 3 × 2 h
Test according to IEC 60068-2-6, test Fc
< 5%
Shock IEC 60738-1 Acceleration: 400 m/s
2
Pulse duration: 6 ms; 6 × 5000 pulses
< 5%
Climatic sequence IEC 60738-1 Dry heat: T = T
op,max
(0 V)
Test duration: 16 h
Damp heat first cycle
Cold: T = T
op,min
(0 V)
Test duration: 2 h
Damp heat 5 cycles
Tests performed according to
IEC 60068-2-30
< 10%
Overcurrent protection for telecom
Telecom pair protector (TPP), SMD
Page 6 of 13Please read Cautions and warnings and
Important notes at the end of this document.
