International Rectifier 40HFL/70HFL/85HFL Fast Recovery Diodes Handbook

The 40HFL, 70HFL and 85HFL series fast recovery diodes feature short reverse recovery time, low stored charge, wide current range and excellent surge capability. They are available in stud cathode and stud anode versions, with VRRM range of 100 to 1000 V.


International Rectifier 40HFL/70HFL/85HFL Fast Recovery Diodes Handbook - cover page
Brand
International Rectifier
Category
Other Electronics
Document type
Datasheet
Language
English
Pages
10
File format
PDF
File size
3.7 MB
Published
08 May, 2012
Updated
30 September, 2023
Models
40HFL, 70HFL, 85HFL
MD5 checksum
B96F38003AFB9E03013807AB96C8EF2E

About this manual

The handbook describes the 40HFL, 70HFL and 85HFL series of fast recovery diodes, covering electrical ratings, reverse recovery performance, and thermal/mechanical data. It is intended for designers selecting diodes for DC power supplies, inverters, converters and chopper applications.

Key data include maximum reverse voltage of 1000 V, forward current ratings of 40 A, 70 A and 85 A respectively, junction operating temperature range of –40 °C to 125 °C, and a DO‑203AB (DO‑5) case style. Thermal resistance, surge capability and typical forward/reverse recovery curves are also provided.

What's inside

  • Major Ratings and Characteristics
  • Electrical Specifications
  • Reverse Recovery Characteristics
  • Thermal and Mechanical Specifications
  • Current Rating Nomogram
  • Forward Current Rating
  • Reverse Voltage Rating
  • Typical Recovery Curves

Specifications

Maximum Reverse Voltage1000 V
Junction Operating Temperature Range-40 °C to 125 °C
Case StyleDO-203AB (DO-5)

Frequently asked questions

What is the maximum reverse voltage for the 40HFL series?

The 40HFL series is rated for up to 1000 V reverse voltage.

What is the junction temperature range for these diodes?

The diodes operate from –40 °C to 125 °C junction temperature.

What case style are the 40HFL/70HFL/85HFL diodes packaged in?

They use a DO‑203AB (DO‑5) case style.

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