SMD Chip Attenuator

The content of this specification may change without notification 08/28/2008

188 Technology Drive, Unit H Irvine, CA 92618

TEL: 949-453-9888

FAX: 9494538889

American Accurate Components, Inc.

3

CHARACTERISTICS

Specification

Attenuation

Item

Condition

Size

0~10dB

16, 20dB

Impedance

0402

±0.03dB

±0.03dB

±0.5%

0805

±0.02dB

±0.02dB

±0.2%

1206

±0.02dB

±0.02dB

±0.2%

Short Time Overload

Voltage of 2.5 times the rated voltage shall be applied for 5

seconds.

1612

±0.01dB

±0.02dB

±0.2%

0402

±0.05dB

±0.05dB

±1.0%

0805

±0.04dB

±0.04dB

±0.5%

1206

±0.04dB

±0.04dB

±0.5%

Load Life

The attenuator shall be subjected to rated voltage for 90

minutes followed by a pause of 30 minutes at a temperature of

70

±3°C. This constitutes 1 cycle. The cycles shall be repeated

for 1,000 hours.

1612

±0.02dB

±0.04dB

±0.5%

0402

±0.05dB

±0.05dB

±1.0%

0805

±0.04dB

±0.04dB

±0.5%

1206

±0.04dB

±0.04dB

±0.5%

Moisture Load Life

The attenuator shall be subjected to rated voltage for 90

minutes followed by a pause of 30 minutes at a temperature of

60

±2°C with relative humidity of 90% to 95%. This constitutes 1

cycle. The cycles shall be repeated for 1,000 hours.

1612

±0.02dB

±0.04dB

±0.5%

0402

±0.03dB

±0.03dB

±0.5%

0805

±0.02dB

±0.02dB

±0.2%

1206

±0.02dB

±0.02dB

±0.2%

Temperature Cycle

[-55

°C 30 minutes-R.T. 3 minutes-+125°C 30 minutes-R.T. 3

minutes] The attenuator shall be subjected to 5 continuous

cycles.

1612

±0.01dB

±0.02dB

±0.2%

0402

±0.03dB

±0.03dB

±0.5%

0805

±0.02dB

±0.02dB

±0.2%

1206

±0.02dB

±0.02dB

±0.2%

Resistance to Soldering

Heat

The attenuator shall be immersed into the solder of 260

±5°C for

10

±1 seconds.

1612

±0.01dB

±0.02dB

±0.2%

0402

±0.03dB

±0.03dB

±0.5%

0805

±0.02dB

±0.02dB

±0.2%

1206

±0.02dB

±0.02dB

±0.2%

Substrate Bending

Distance between the fulcrums: 90mm

Bending width: 3mm

Substrate: Glass-Epoxy t=1.6mm

1612

±0.01dB

±0.02dB

±0.2%

0402

0805

1206

Solderability

The attenuator shall be dipped into the solder of 235

±5°C for

3

±0.5 seconds. A new uniform coating of solder shall cover

95% or more of surface being immersed.

1612

A new uniform coating of solder shall

cover 95% or ore of surface being

immersed

0402

0805

1206

Insulation Resistance

DC 500V for 1 minute

1612

1000M

Ω or over

0402

±0.02dB

±0.02dB

±50ppm/°C

0805

±0.005dB

±0.005dB

±50ppm/°C

1206

±0.005dB

±0.005dB

±50ppm/°C

Temperature

Characteristic

R.T. – R.T. +100

°C – R.T.

1612

±0.005dB

±0.01dB

±50ppm/°C

Note: Impedance value and attenuation value shall be checked by DC measurement.