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DC 48V power port lightning strikes 1-3KA standard protection solution Scheme circuit diagram

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0102030405

DC 48V power port lightning strikes 1-3KA standard protection solution Scheme circuit diagram

2024-08-26

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The protection solution provided by EPCOS, as shown above, does not constitute a complete circuit design, and customers need to verify the performance of the actual complete circuit in their specific application.

Scheme advantage:

1.Includes differential mode and common mode protection.

2.It meets the requirements of 1 to 3KA protection for the 8/20us waveform.

Products used in the solution:

Product Series

Technical Parameters

Features

Ordering Code

Surge Arrester/Gas Discharge tube

M51-C90X

Nominal DC sparkover voltage VsdcN: 420V
Impulse breakdown voltage:
Measured value @100 V/us 99%<650 V
Measured value @1 kV/us 99%<700 V
Service life:
Operate 10 times (8/20 us) 2.5KA
Operation 1 times (8/20 us) 5KA
Capacitance@1 MHz: <1 pF

1. High current handling capacity
2.Rapid response  
3.Low capacitance
4.High insulation impedance
5.RoHS certification

6.Small Size

B88069X5010***

Varistor

S20K50

VRMS: 50 V; VDC:65 V
lmax (8/20μs):6500 A
Wmax (2 ms) : 27 J
Pmax: 1.0 W

1.High surge current capacity
2.High energy absorption capacity
3.Wide operating voltage range
4.No continuous current, long service life
5.UL, CSA, VDE,CQCIEC certification

B72220S0500K101

S14K50

VRMS: 50 V;VDC:65 V
lmax (8/20μs):4500 A
Wmax (2 ms) : 15 J
Pmax: 0.6 W

B72214S0500K101

Contact us directly for free samples.Thanks!

If you find it difficult to assemble the solution yourself, you can directly choose our SPD product,TP10D,TP20D and so on. We have SPD products that can be neutral and you can add your own logo. And you can contact us for more protection options and more electronic components.