P4KE480A Просмотр технического описания (PDF) - Littelfuse, Inc

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Компоненты Описание

производитель

P4KE480A

Transient Voltage Suppression Diodes

Littelfuse, Inc 

Transient Voltage Suppression Diodes

Axial Leaded – 400W > P4KE series

I-V Curve Characteristics

Uni-directional

Bi-directional

Ipp

Vc VBR VR

IR VF

V

IT

Vc VBR VR

IT

IR

IR

IT

V

VR VBR Vc

Ipp

Ipp

PPPM Peak Pulse Power Dissipation -- Max power dissipation

VR Stand-off Voltage -- Maximum voltage that can be applied to the TVS without operation

VBR Breakdown Voltage -- Maximum voltage that flows though the TVS at a specified test current (IT)

VC Clamping Voltage -- Peak voltage measured across the suppressor at a specified Ippm (peak impulse current)

IR Reverse Leakage Current -- Current measured at VR

VF Forward Voltage Drop for Uni-directional

Ratings and Characteristic Curves (TA=25°C unless otherwise noted)

Figure 1 - TVS Transients Clamping Waveform

Figure 2 - Peak Pulse Power Rating

Voltage Transients

100

Voltage Across TVS

10

Current Through TVS

1

Time

0.1

0.1µs

1.0µs 10µs 100µs 1.0ms

td - Pulse Width (sec.)

10ms

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© 2014 Littelfuse, Inc.

Specifications are subject to change without notice.

Revised: 01/24/14

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