B59771B0120A070 Просмотр технического описания (PDF) - TDK Corporation

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Компоненты Описание

производитель

B59771B0120A070

PTC thermistors for overcurrent protection

TDK Corporation 

Overcurrent protection

Leaded disks, uncoated, 380 V to 1000 V

B750 ... B774

Reliability data

Test

Electrical endurance,

cycling

Electrical endurance,

constant

Damp heat

Standard

IEC 60738-1

IEC 60738-1

IEC 60738-1

Rapid change

of temperature

Vibration

IEC 60738-1

IEC 60738-1

Shock

Climatic sequence

IEC 60738-1

IEC 60738-1

Test conditions

Room temperature, ISmax; Vmax

Number of cycles: 100

Storage at Vmax /Top,max (Vmax)

Test duration: 1000 h

Temperature of air: 40 °C

Relative humidity of air: 93%

Duration: 56 days

Test according to IEC 60068-2-78

T1 = Top,min (0 V), T2 = Top,max (0 V)

Number of cycles: 5

Test duration: 30 min

Test according to IEC 60068-2-14, test Na

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

Acceleration: 390 m/s2

Pulse duration: 6 ms; 6 × 4000 pulses

Dry heat: T = Top,max (0 V)

Test duration: 16 h

Damp heat first cycle

Cold: T = Top,min (0 V)

Test duration: 2 h

Damp heat 5 cycles

Tests performed according to

IEC 60068-2-30

∆R25/R25

< 25%

< 25%

< 10%

< 10%

< 5%

< 5%

< 10%

Please read Cautions and warnings and

Important notes at the end of this document.

Page 4 of 13

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