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IRISMPS1 Datasheet REFERENCE DESIGN

Manufacturer: International Rectifier (now Infineon)

Overview: IRISMPS1 REFERENCE DESIGN www.DataSheet4U.com International Rectifier • 233 Kansas Street El Segundo CA 90245 USA Technical Specifications 1. DC Input: V=36-72V, I= 1.0A max 2. Inrush Current: 4A max 3. Efficiency: Typical 75% when measured at maximum load high line (73% at low line) 4. Output Characteristics Load Range Nominal Ouput Voltage Min 5V 0A Max 5A 4.75V ~ 5.25V Regulation (V) 5. Turn On Delay: 300msec @ 36V full load 6. Hold-Up Time: 3msec (48Vin Full load) / 2ms (36Vin Full load) 7. Short Circuit Protection: Yes 8: Output Rise Time: 8ms max (10-90%) 9: Over Voltage Protection: Yes 10: Switching Frequency: 85 -425kHz Relevant Technical Documents AN1018a - Using the IR40xx Series SMPS ICs AN1024a - Flyback transformer design for the IR40xx series IRIS4007(K) - Datasheet www.irf.

General Description

The IRISMPS2 refererence design is a complete tested power supply circuit.

It is designed for a 36-72V DC line input and will provide a 5V, 5A full load DC output.

The design uses a flyback converter topology, with an IRIS4007K as the main switch and control device.

Key Features

  • SMPS1.