Stability Characteristics

Test item

Condition of test

1

Mechanical shock

(a) Drops: 3 times on concrete floor

(b) Height: 1.0 m

2

Vibration resistance

(a) Frequency of vibration: 10~55Hz

(b) Amplitude: 1.5 mm

(c) Directions: X,Y and Z

(d) Duration: 2 hours

3

Moisture resistance

(a) Condition: 40°C, 90~95% R.H.

(b) Duration: 96 hours

(c) Wait 4 hours before measurement

4

Climatic sequence

(a) +70°C for 16 hours

(b) +55°C for 24 hours, 90~95% R.H.

(c) -25°C for 2 hours

(d) +40°C for 24 hours, 90~95% R.H.

(e) Wait 4 hours before measurement

5

High temperature exposure

(a) Temperature: 70°C

(b) Duration: 250 hours

(c) Wait 4 hours before measurement

6

Thermal impact

(a) +70°C for 30 minutes

⇒ -25°C for 30 minutes repeated 3 times

(b) Wait 4 hours before measurement

Requirements: The SAW filer shall remain within the electrical specifications after tests.