Key facts
- Model
- IRK.56
- Category
- Other Electronics
- Documents
- 2
- Languages
- EN
- Last added
- 2012-06-04
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International Rectifier IRK.56 / IRK.71 Series Rectifier Datasheet
The IRK.56 and IRK.71 series are high‑voltage, Add‑A‑Pak™ Gen V power modules designed for industrial applications such as regulated power supplies, lighting, motor control, UPS and battery chargers. They feature a thick aluminum metal die, double‑stick bonding, a copper baseplate for improved thermal spread, and a TO‑240AA 60 A compatible package.
The datasheet provides electrical ratings (voltage, current, leakage), thermal specifications, mechanical dimensions, and ordering information, along with characteristic curves for forward current, power loss, and surge capability.
International Rectifier IRK.56 specifications
| Maximum repetitive peak reverse voltage (IRK.56) | 400 V |
|---|---|
| Maximum repetitive peak reverse voltage (IRK.71) | 500 V |
| Maximum average forward current (IRK.56) | 60 A |
| Maximum average forward current (IRK.71) | 80 A |
| RMS isolation voltage (1 s) | 3500 V |
| Junction temperature range | -40 °C to 150 °C |
| Approximate weight | 110 g |
| Case style | TO‑240AA JEDEC |
Source: International Rectifier IRK.56 / IRK.71 Series Rectifier Datasheet
All International Rectifier IRK.56 documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the maximum repetitive peak reverse voltage for the IRK.56 series?
The IRK.56 series is rated for a maximum repetitive peak reverse voltage of 400 V.
From: International Rectifier IRK.56 / IRK.71 Series Rectifier Datasheet
What isolation voltage does the IRK.71 module provide?
The IRK.71 module has an RMS isolation voltage rating of 3500 V for 1 second.
From: International Rectifier IRK.56 / IRK.71 Series Rectifier Datasheet
What is the junction thermal resistance of the IRK.41 module?
The junction thermal resistance of the IRK.41 module is 0.23 °C/W.
From: International Rectifier IRK.41 / IRK.56 Series Rectifier Datasheet
What case style do the IRK series modules use?
Both IRK.41 and IRK.56 modules use a TO‑240AA case style.
From: International Rectifier IRK.41 / IRK.56 Series Rectifier Datasheet