Full PDF Text Transcription for DH20-18A (Reference)
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Sonic Fast Recovery Diode
High Performance Fast Recovery Diode Low Loss and Soft Recovery Single Diode
Part number
DH20-18A
3
1
DH20-18A
preliminary
VRRM = 1800 V
I FAV
=
20 A
t rr
= 300 ns
Backside: cathode
Features / Advantages:
● Planar passivated chips ● Very low leakage current ● Very short recovery time ● Improved thermal behaviour ● Very low Irm-values ● Very soft recovery behaviour ● Avalanche voltage rated for reliable
operation ● Soft reverse recovery for low EMI/RFI ● Low Irm reduces:
- Power dissipation within the diode - Turn-on loss in the commutating switch
Applications:
● Antiparallel diode for high frequency switching devices
● Antisaturation diode ● Snubber diode ● Free wheeling diode ● Rectifiers in switch mode power
supplies (SMPS) ● Uninterruptible power s