International Rectifier IRU3046 User Manual Download Page 4

IRDC3046

4

Rev. 1.0
05/22/02

www.irf.com

SCHEMATIC

Figure 3 - Schematic of evaluation-board for IRU3046.

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5

Summary of Contents for IRU3046

Page 1: ...ard is de signed for current sharing mode see the IRU3046 data sheet for detail description the two PWM controllers provide one single output and the linear regulator pro vides the second output Switc...

Page 2: ...IRDC3046 2 Rev 1 0 05 22 02 www irf com Figure 1 Connection diagram of evaluation board for IRU3046 CONNECTION DIAGRAM Power Supply 6A Supply Gnd 3 3V Gnd 5V Gnd 12V 6A Supply Load 0 16A Load 0 2A...

Page 3: ...k components are located close to IC The two current sense resistor lo cated close to inductors and they are located symmetri cal to the output The feedback resistors are tied to the output voltage at...

Page 4: ...3V Pos C ap C 9 1uF 25V R 18 2 15 O hm R 15 2 15O hm R 4 2 15O hm R 7 1 00k 1 R 2 2 15O hm R 10 1 00k 1 C 29 0 1uF R 19 4 7O hm C 13 47uF Tant alum C 18 47uF Tant alum R 20 O P EN R 6 10 O hm C 17 O P...

Page 5: ...A or 1N4148 D03316P 102 D05022P 222HC D05022P 332HC ECS T1CD336R 16TPB47M 6TPB330M 6TPC150M ECJ 2VF1E104Z ECJ 3YB1E105K ECJ 2VB1H222K ECJ 2VB1H682K ECJ 2VC1H471J ECJ 2VF1C105Z ECS T1AD476R ERJ M1WSF5M...

Page 6: ...ER 5V VSLAVE 12V IOUT 10A Figure 5 Ch1 Gate signal for sync FET master pin 14 Ch2 Gate signal for sync FET slave pin 11 Ch3 Inductor current for master channel L3 Ch4 Inductor current for slave channe...

Page 7: ...ure 9 Transient response for LDO IOUT 0 to 2A VIN 5V Vss VOUT 0A 2A 10A 0A 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...

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