MIL-PRF-83530 Resistors, Voltage Sensitive \(Varistor, Metal-Oxide\), General Specification ForThis specification covers the general requirements for voltage sensitive resistors \(varistors\) to be used for suppressing transients in electronic circuitry.

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MIL-PRF-83530C

3.19 High temperature life (stabilization bake). When tested as specified in 4.8.14, the resistors shall show no

evidence of mechanical damage.

3.20 Thermal shock. When tested as specified in 4.8.15, the resistors shall show no evidence of mechanical

damage.

3.21 Power burn-in. When tested as specified in 4.8.16, the resistors shall show no evidence of mechanical

damage.

3.22 Moisture resistance. When tested as specified in 4.8.17, the resistors shall meet the following requirements:

Dielectric withstanding voltage

As specified in 3.13

Nominal voltage (see 3.7)

Change shall not exceed -10%.

3.23 Vibration. When tested as specified in 4.8.18, the resistors shall meet the following requirements:

Clamping voltage (see 3.8)

Change shall not exceed +20%.

Nominal voltage (see 3.7)

Change shall not exceed -10%.

Visual examination

There shall be no evidence of mechanical damage

3.24 Shock. When tested as specified in 4.8.19, the resistors shall meet the following requirements:

Clamping voltage (see 3.8)

Change shall not exceed +20%.

Nominal voltage (see 3.7)

Change shall not exceed -10%.

Visual examination

There shall be no evidence of mechanical damage

3.25 Constant acceleration. When tested as specified in 4.8.20, the resistors shall meet the following

requirements:

Clamping voltage (see 3.8)

Change shall not exceed +20%.

Nominal voltage (see 3.7)

Change shall not exceed -10%.

Visual examination

There shall be no evidence of mechanical damage

3.26 Low temperature storage. When tested as specified in 4.8.21, the resistors shall meet the following

requirements:

Clamping voltage (see 3.8)

Change shall not exceed +20%.

Nominal voltage (see 3.7)

Change shall not exceed -10%.

Visual examination

There shall be no evidence of mechanical damage

3.27 High temperature storage. When tested as specified in 4.86.22, the resistors shall meet the following

requirements:

Clamping voltage (see 3.8)

Change shall not exceed +20%.

Nominal voltage (see 3.7)

Change shall not exceed -10%.

Visual examination

There shall be no evidence of mechanical damage

3.28 Operating life. When tested as specified in 4.8.23, the resistors shall meet the following requirements:

Clamping voltage (see 3.8)

Change shall not exceed +20%.

Nominal voltage (see 3.7)

Change shall not exceed -10%.

Visual examination

There shall be no evidence of mechanical damage