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RK73H1JLTD1582F Datasheet(PDF) 7 Page - International Rectifier |
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RK73H1JLTD1582F Datasheet(HTML) 7 Page - International Rectifier |
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7 / 22 page  March 27, 2013 | V2.2 | PD97601 7 IR3473 6A Highly Integrated SupIRBuck TM ELECTRICAL SPECIFICATIONS RECOMMENDED OPERATING CONDITIONS FOR RELIABLE OPERATION WITH MARGIN SYMBOL MIN MAX UNITS Recommended VIN Range VIN 3 27* V Recommended VCC Range VCC 4.5 5.5 Recommended Output Voltage Range VOUT 0.5 12 Recommended Output Current Range IOUT 0 6 A Recommended Switching Frequency FS N/A 750 kHz Recommended Operating Junction Temperature TJ ‐40 125 °C * PHASE pin must not exceed 30V. ELECTRICAL CHARACTERISTICS Unless otherwise specified, these specifications apply over VIN = 12V, 4.5V < VCC < 5.5V, 0°C ≤ TJ ≤ 125°C. PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNIT Control Loop Reference Accuracy VREF VFB = 0.5V 0.495 0.5 0.505 V On‐Time Accuracy RFF = 180K, TJ = 65°C 280 300 320 ns Min. Off Time 500 580 ns Soft‐Start Current EN = High 8 10 12 µA DCM Comparator Offset Measure at VPHASE ‐4.5 ‐2.5 0 mV Feedback Input Current VFB = 0.5V, TA = 25°C, Note 1 0.01 0.2 µA Supply Current VCC Supply Current (standby) EN = Low, No Switching 23 µA VCC Supply Current (dynamic) EN = High, FS = 300kHz 6 mA FF Shutdown Current EN = Low, RFF = 180K 2 µA Forced Continuous Conduction Mode (FCCM) FCCM Start Threshold 2 V FCCM Stop Threshold 0.6 V Gate Drive Deadtime Monitor body diode conduction on PHASE pin, Note 1 5 30 ns Bootstrap PFET Forward Voltage I(BOOT) = 10mA 300 mV Upper MOSFET Static Drain‐to‐Source On‐Resistance VCC = 5V, ID = 5A, TJ = 25°C 25 32 mΩ Lower MOSFET Static Drain‐to‐Source On‐Resistance VCC = 5V, ID = 5A, TJ = 25°C 24 33 mΩ |
Similar Part No. - RK73H1JLTD1582F |
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Similar Description - RK73H1JLTD1582F |
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