irismps1| Application Note
IRISMPS1
REFERENCE DESIGN
Technical Specifications
1. DC Input: V=36-72V, I= 1.0A max 2. Inrush Current: 4A max
International Rectifier 233 Kansas Street El Segundo CA 90245 USA
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
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