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dc1635afc

DEMO MANUAL DC1635A

SCHEMATIC DIAGRAMS

5

5

4

4

3

3

2

2

1

1

D

D

C

C

B

B

A

A

OPTIONAL CIRCUIT

DUAL PKG

OPTIONAL CIRCUIT

ISOLATED

DUAL PKG

S1A

VAUX1

GATE2

S2A

CTL1

VOUT2

STJ1

GTJ1

CTL2

VIN2

GATE1

S1B

STAT1

VIN1

STAT2

VAUX2

VOUT1

S2B

GTJ2

S1A

STJ1

S2B

GATE2

STAT2

STAT1

VOUT2

GATE1

VAUX1

GTJ1

VOUT1

VIN1

S1B

CTL2

VAUX2

CTL1

STJ2

VIN2

S2A

SIZE

DATE:

IC NO.

REV.

SHEET

OF

TITLE:

APPROVALS

PCB DES.

APP ENG.

TECHNOLOGY

Fax: (408)434-0507

Milpitas, CA 95035 Phone: (408)432-1900

1630 McCarthy Blvd.

LTC Confidential-For Customer Use Only

CUSTOMER NOTICE

LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION.  COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY.  CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.

THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND

SCHEMATIC

SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.

SCALE = NONE

www.linear.com

2

Thursday, March 17, 2016

23

DUAL LOW LOSS 36V POWERPATH CONTROLLERS

AK

JOSH Y.

N/A

LTC4412HVIS6 & LTC4414EMS8

DEMO CIRCUIT 1635A

SIZE

DATE:

IC NO.

REV.

SHEET

OF

TITLE:

APPROVALS

PCB DES.

APP ENG.

TECHNOLOGY

Fax: (408)434-0507

Milpitas, CA 95035 Phone: (408)432-1900

1630 McCarthy Blvd.

LTC Confidential-For Customer Use Only

CUSTOMER NOTICE

LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION.  COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY.  CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.

THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND

SCHEMATIC

SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.

SCALE = NONE

www.linear.com

2

Thursday, March 17, 2016

23

DUAL LOW LOSS 36V POWERPATH CONTROLLERS

AK

JOSH Y.

N/A

LTC4412HVIS6 & LTC4414EMS8

DEMO CIRCUIT 1635A

SIZE

DATE:

IC NO.

REV.

SHEET

OF

TITLE:

APPROVALS

PCB DES.

APP ENG.

TECHNOLOGY

Fax: (408)434-0507

Milpitas, CA 95035 Phone: (408)432-1900

1630 McCarthy Blvd.

LTC Confidential-For Customer Use Only

CUSTOMER NOTICE

LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS; HOWEVER, IT REMAINS THE CUSTOMER'S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION.  COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY.  CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.

THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND

SCHEMATIC

SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.

SCALE = NONE

www.linear.com

2

Thursday, March 17, 2016

23

DUAL LOW LOSS 36V POWERPATH CONTROLLERS

AK

JOSH Y.

N/A

LTC4412HVIS6 & LTC4414EMS8

DEMO CIRCUIT 1635A

Q7

Si7463ADP (OPT)

1

2

5

3

4

6

7

8

Q13B

OPT (SiA921EDJ)

4

3

5

8

U4

LTC4412HVIS6 (OPT)

VIN

1

CTL

3

STAT

4

SENSE

6

GND

2

GATE

5

Q12B

OPT (SiA921EDJ)

4

3

5

8

Q4

Si7463ADP (OPT)

1

2

5

3

4

6

7

8

Q13A

OPT (SiA921EDJ)

6

2

1

7

Q12A

OPT (SiA921EDJ)

6

2

1

7

Q5

Si7463ADP (OPT)

1

2

5

3

4

6

7

8

Q8

Si7463ADP (OPT)

1

2

5

3

4

6

7

8

U3

LTC4414EMS8 (OPT)

VIN

7

CTL

2

STAT

1

SENSE

6

GND

3

NC

5

NC

4

GATE

8

Summary of Contents for LTC4412

Page 1: ...Linear logo are registered trademarks and PowerPath is a trademark of Linear Technology Corporation All other trademarks are the property of their respective owners PERFORMANCE SUMMARY The primary pow...

Page 2: ...hallpoweroff connectauxiliary VAUX2 andprimary VIN2 power supplies capable of 8A each the system load and meters as shown in Figure 1 2 Preset the system load to 0A and the input supplies to 0V 0A cur...

Page 3: ...DC1635A QUICK START PROCEDURE Figure 1 Test Setup of DC1635A DC1635 F01 SYSTEM LOAD 1 A PRIMARY SUPPLY 1 LTC4412 CIRCUIT A V PRIMARY SUPPLY 2 A V LTC4414 CIRCUIT SYSTEM LOAD 2 A AUXILIARY SUPPLY 1 A V...

Page 4: ...tic Switchover Between Sources Figure 2b Optional Fully Isolated Configurations with External Logic Control U1 LTC4412HV VIN Q1B SiA921EDJ Q6B SiA921EDJ JMP6 0 SENSE VAUX1 VIN1 CTL1 GND CIN1 0 1 F R1...

Page 5: ...STAT1 X2 VOUT1 AND VOUT2 SHARED X1 GND1 AND GND2 SHARED VCC1 VOUT1 LOAD U2 LTC4414HV VIN Q3 Si7463DP BAT2 JMP4 0 SENSE VIN2 CTL2 GND GND2 CIN2 0 1 F GATE CTL STAT R6 560k STAT2 VCC2 DC1635 F02e U3 LT...

Page 6: ...ION COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE THIS CIRCUIT I...

Page 7: ...ONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY CONTACT...

Page 8: ...PATH CONTROLLERS AK JOSH Y N A LTC4412HVIS6 LTC4414EMS8 DEMO CIRCUIT 1635A SIZE DATE IC NO REV SHEET OF TITLE APPROVALS PCB DES APP ENG TECHNOLOGY Fax 408 434 0507 Milpitas CA 95035 Phone 408 432 1900...

Page 9: ...EA 6 2 R5 R6 RES CHIP 0 0603 VISHAY CRCW06030000Z0EA 7 1 U1 I C LTC4412HVIS6 LINEAR TECH LTC4412HVIS6 PBF 8 1 U2 I C LTC4414EMS8 LINEAR TECH LTC4414EMS8 PBF Additional Circuit Components 1 0 Q6 Q12 Q1...

Page 10: ...NCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE EXCEPT TO THE EXTENT OF THIS INDEMNITY NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT SPECIAL INCIDENTAL OR...

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