Linear LTC3774EUHE Demo Manual Download Page 6 | Manualshive

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Linear LTC3774EUHE Demo Manual Download Page 6

6

dc2002af

DEMO MANUAL DC2002A

Quick start proceDure

BOARD #1

BOARD #2

VOUT

VIN

TOP LAYER

BOARD #2

BOARD #1

BOTTOM LAYER

GND

GND

= COPPER FOIL

Figure 6. How to Parallel Two Boards for a Single Output, 4 Phase Converter

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Summary of Contents for LTC3774EUHE

Page 1: ...s a trademark of Linear Technology Corporation All other trademarks are the property of their respective owners Performance Summary Additional features of this demo board include Remote Sensing for Ea...

Page 2: ...ULSE GEN turret for the rail under test and connect the return to the adjacent GND turret 4 With the converter running slowly increase the am plitude of the pulse generator output to provide the desir...

Page 3: ...ONITOR THE OUTPUT VOLTAGE ACROSS EITHER COUT4 OR COUT9 FOR ACCURATE EFFICIENCY MEASUREMENTS B MONITOR THE VOLTAGE AT VIN1 WHEN MEASURING THE EFFICIENCY OF PHASE 1 AND VIN2 WHEN MEASURING THE EFFICIENC...

Page 4: ...or the 1 5V Rail at VIN 12V 14V and 7V in CCM Figure 3 Efficiency Curves for the 1 2V Rail at VIN 12V 14V and 7V in CCM 1 5V 30A Rail CCM fSW 400kHz 1 2V 30A Rail CCM fSW 400kHz Load Current Amps Effi...

Page 5: ...5 50 to 100 to 50 Load Step Response of the 1 2V Rail COUT 3 Sanyo 2R5TPE330M9 2 100 F X5R 1206 L W rth 744301033 0 33 H fSW 400kHz 1 5V AC 50mV DIV 15A DC2002A F04 30A 144mV 50 s DIV LOAD STEP 5A DIV...

Page 6: ...AYER BOARD 2 BOARD 1 BOTTOM LAYER GND GND COPPER FOIL Figure 6 How to Parallel Two Boards for a Single Output 4 Phase Converter Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arro...

Page 7: ...6031R00FKEA 19 12 R4 R7 R9 R29 R30 R40 R41 R46 R85 R89 RES 10k 1 1 10W 0603 VISHAY CRCW060310K0FKEA 20 1 R8 RES 15k 1 1 10W 0603 VISHAY CRCW060315K0FKEA 21 4 R11 R18 R39 R43 RES 10 1 1 10W 0603 VISHAY...

Page 8: ...6 R47 RES 2512 OPT 15 0 R64 RES 1206 OPT 16 0 U5 OPT BUCK REGULATOR LT3470ETS8 OPT 17 0 U8 U9 GATE DRIVER LTC4449EDCB OPT 18 0 E28 OPT TESTPOINT TURRET 095 OPT 19 0 JP4 HEADER 3 PIN 0 079 SINGLE ROW O...

Page 9: ...Diagram Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded...

Page 10: ...oaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow c...

Page 11: ...tion that the interconnection of its circuits as described herein will not infringe on existing patent rights Schematic Diagram Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arr...

Page 12: ...FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES The user assumes all responsibility and liability for proper and safe handling of the goods Further the user releases LTC from all claims...

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