International Rectifier IRU3065 User Manual Download Page 5

Page: 5 / 6

IRDC3065

Rev. 1.0
10/20/04

www.irf.com

Experimental waveforms

Start Up

Operation waveform at 20mA load.

Operation waveform with short output.

Operation waveform with 450mA, the boundary of
continuous mode and discontinuous mode. The out-
put start out of regulation

Operation waveforms with 250mA load (normal
operation)

Summary of Contents for IRU3065

Page 1: ...s The output voltage can be set by using an external resistor divider The stability over all conditions is inherent with this archi tecture without any compensation The device is available in the stan...

Page 2: ...5R 6 3V 2 ECJ2FBOJ106M Panasonic R4 R5 Resistor 10K 1 0805 2 Any Any R3 Resistor 0 1Ohm 0805 1 Any Any R1 R7 Resistor Open 2 R2 R6 Resistor Short 2 L3 Inductor Short 1 C5 Ceramic Cap Open 1 JP1 2 3 4...

Page 3: ...IRDC3065 3 Rev 1 0 10 20 04 www irf com Layout Top layer and Bottom layer...

Page 4: ...A t Output voltage absoutle value versus load curren Vout 5V Iocp 400mA t Efficiency versus load current 50 55 60 65 70 75 0 100 200 300 400 Iout mA Efficiency Efficiency with diode Efficiency with 10...

Page 5: ...forms Start Up Operation waveform at 20mA load Operation waveform with short output Operation waveform with 450mA the boundary of continuous mode and discontinuous mode The out put start out of regula...

Page 6: ...irf com IR WORLD HEADQUARTERS 233 Kansas St El Segundo California 90245 USA Tel 310 252 7105 TAC Fax 310 252 7903 Visit us at www irf com for sales contact information Data and specifications subject...