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SNVA135A – October 2005 – Revised April 2013

AN-1418 LM2736 Evaluation Board

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Copyright © 2005–2013, Texas Instruments Incorporated

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Summary of Contents for LM2736

Page 1: ...r proper operation For more information regarding this requirement see the LM2736 Thin SOT 750mA Load Step Down DC DC Regulator Data Sheet SNVS316 A bill of materials below describes the parts used on this demo board A schematic and layout have also been included below along with measured performance characteristics The schematics at the end of this document show how to re configure this demo boar...

Page 2: ...F 1206 R5 50 kΩ 1 Vishay CRCW08055002F 0805 D3 C4 R4 Open Table 2 Bill of Materials BOM Y Version Part ID Part Value Manufacturer Part Number Package Type C1 Input Cap 10 µF 10V X5R Murata GRM42 6X5R106K10 1206 C2 Output Cap 10 µF 6 3V X5R Murata GRM42 6X5R106K6 3 1206 C3 Boost Cap 0 01 µF Vishay VJ1206Y103KXXA 1206 D2 Boost Diode 1Vf 50 mA Diode Diodes Inc 1N4148W SOD 123 R2 10 kΩ 1 Vishay CRCW12...

Page 3: ...ti com PCB Layout 3 PCB Layout Figure 3 Top Layer 3 SNVA135A October 2005 Revised April 2013 AN 1418 LM2736 Evaluation Board Submit Documentation Feedback Copyright 2005 2013 Texas Instruments Incorporated ...

Page 4: ... Layout www ti com Figure 4 Internal Plane 1 GND 4 AN 1418 LM2736 Evaluation Board SNVA135A October 2005 Revised April 2013 Submit Documentation Feedback Copyright 2005 2013 Texas Instruments Incorporated ...

Page 5: ... ti com PCB Layout Figure 5 Internal Plane 2 VIN 5 SNVA135A October 2005 Revised April 2013 AN 1418 LM2736 Evaluation Board Submit Documentation Feedback Copyright 2005 2013 Texas Instruments Incorporated ...

Page 6: ...PCB Layout www ti com Figure 6 Bottom Layer 6 AN 1418 LM2736 Evaluation Board SNVA135A October 2005 Revised April 2013 Submit Documentation Feedback Copyright 2005 2013 Texas Instruments Incorporated ...

Page 7: ...C1 R5 R4 VEN GND GND www ti com Additional Circuit Configuration Schematics 4 Additional Circuit Configuration Schematics Figure 7 VBOOST Derived From VOUT Figure 8 VBOOST Derived From VSHUNT 7 SNVA135A October 2005 Revised April 2013 AN 1418 LM2736 Evaluation Board Submit Documentation Feedback Copyright 2005 2013 Texas Instruments Incorporated ...

Page 8: ...4 R3 C1 R5 R4 VEN GND GND Additional Circuit Configuration Schematics www ti com Figure 9 VBOOST Derived From Series Zener Diode VIN Figure 10 VBOOST Derived From Series Zener Diode VOUT 8 AN 1418 LM2736 Evaluation Board SNVA135A October 2005 Revised April 2013 Submit Documentation Feedback Copyright 2005 2013 Texas Instruments Incorporated ...

Page 9: ...esponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related information or support that may be provided by TI Buyer represents and agrees that it has all the necessary expertise to create and implement safeguards which anticipate dangerous consequences of failur...

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