background image

Bill of Materials

www.ti.com

6

Bill of Materials

Part ID

Part Value

Part Number

Manufacturer

U1

3MHz 3.0A buck regulator, WSON-10

LMR10530

Texas Instruments

L1

1.2µH, 4.6A

7447745012

Wurth Elektronik eiSos

Cin

47µF, 10V, X5R, 1206

C3216X5R0J226M

TDK

Cinc

0.22µF, 25V, X7R, 0603

06033D224KAT2A

AVX

Co1

47µF, 10V, X5R, 1210

GRM32ER61A476KE20L

Murata

D1

Schottky, 30V, 3A, 3-4E1A

CMS01

Toshiba

Rfbt

2.00k

, 1%, 1/8W, 0603

CRCW06032K00FKEA

Vishay

Rfbb

2.00k

, 1%, 1/8W, 0603

CRCW06032K00FKEA

Vishay

Rinc

10.0

, 1%, 1/8W, 0603

CRCW060310R0FKEA

Vishay

Ren

100k

, 1%, 1/8W, 0603

CRCW0603100KFKEA

Vishay

VIN

Test Point Loop

5010

Keystone

SW

Test Point Loop

5012

Keystone

GND

Test Point Loop

5011

Keystone

GND

Test Point Loop

5011

Keystone

VOUT

Test Point Loop

5013

Keystone

EN

Test Point Loop

5014

Keystone

8

AN-2280 LMR10530 Evaluation Module

SNVU192A – October 2012 – Revised April 2013

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Copyright © 2012–2013, Texas Instruments Incorporated

Summary of Contents for LMR10530

Page 1: ...tly underneath the device This user s guide contains the evaluation module schematic a quick setup procedure and a Bill of Materials BOM For complete circuit design information see LMR10530 SIMPLE SWITCHER 5 5Vin 3 0A Step Down Voltage Regulator in WSON 10 SNVS814 The module has a Cff capacitor footprint reserved for applications requiring higher VOUT The Cff cap also helps to minimize the output ...

Page 2: ... Step 6 Slowly sweep the input voltage from 3 to 5 5V VOUT should remain in regulation with a nominal 1 2V output 3 2 Starting Up By default VINC is connected to VIN through a low pass filter to remove any high frequency noise present at the input EN is connected to VINC through a 100kΩ resistor A separate logic signal at the EN terminal can be used if startup and shutdown need to be controlled Th...

Page 3: ...iderations 3 4 Typical Test Setup Figure 2 Efficiency Measurements Figure 3 Voltage Ripple Measurements 3 SNVU192A October 2012 Revised April 2013 AN 2280 LMR10530 Evaluation Module Submit Documentation Feedback Copyright 2012 2013 Texas Instruments Incorporated ...

Page 4: ... 3 4 5 6 A B C D E F VIN VOUT GND Powering and Loading Considerations www ti com Figure 4 Edge Connector Schematic 4 AN 2280 LMR10530 Evaluation Module SNVU192A October 2012 Revised April 2013 Submit Documentation Feedback Copyright 2012 2013 Texas Instruments Incorporated ...

Page 5: ...com Board Images 4 Board Images Figure 5 Top Side 5 SNVU192A October 2012 Revised April 2013 AN 2280 LMR10530 Evaluation Module Submit Documentation Feedback Copyright 2012 2013 Texas Instruments Incorporated ...

Page 6: ...oard Images www ti com Figure 6 Bottom Side 6 AN 2280 LMR10530 Evaluation Module SNVU192A October 2012 Revised April 2013 Submit Documentation Feedback Copyright 2012 2013 Texas Instruments Incorporated ...

Page 7: ...2V Vin 5 5V VOUT 1 2V 500 mV Div 1V Div 100 Ps DIV VIN 5 5V 2A Div IOUT 3A www ti com Typical Performance Characteristics 5 Typical Performance Characteristics Efficiency vs Load Current VOUT 1 2V Startup Steady state CCM Mode Steady state DCM Mode VIN 3V IOUT 3A VIN 5 5V IOUT 0 025A Load Transient VIN 5 5V IOUT 0 3A to 3A 7 SNVU192A October 2012 Revised April 2013 AN 2280 LMR10530 Evaluation Modu...

Page 8: ...CMS01 Toshiba Rfbt 2 00kΩ 1 1 8W 0603 CRCW06032K00FKEA Vishay Rfbb 2 00kΩ 1 1 8W 0603 CRCW06032K00FKEA Vishay Rinc 10 0Ω 1 1 8W 0603 CRCW060310R0FKEA Vishay Ren 100kΩ 1 1 8W 0603 CRCW0603100KFKEA Vishay VIN Test Point Loop 5010 Keystone SW Test Point Loop 5012 Keystone GND Test Point Loop 5011 Keystone GND Test Point Loop 5011 Keystone VOUT Test Point Loop 5013 Keystone EN Test Point Loop 5014 Key...

Page 9: ...ayout 7 Layout Figure 7 Top Copper Figure 8 Top Overlay 9 SNVU192A October 2012 Revised April 2013 AN 2280 LMR10530 Evaluation Module Submit Documentation Feedback Copyright 2012 2013 Texas Instruments Incorporated ...

Page 10: ...com Figure 9 Internal Plane 1 Figure 10 Internal Plane 2 10 AN 2280 LMR10530 Evaluation Module SNVU192A October 2012 Revised April 2013 Submit Documentation Feedback Copyright 2012 2013 Texas Instruments Incorporated ...

Page 11: ...ayout Figure 11 Bottom Overlay Figure 12 Bottom Copper 11 SNVU192A October 2012 Revised April 2013 AN 2280 LMR10530 Evaluation Module Submit Documentation Feedback Copyright 2012 2013 Texas Instruments Incorporated ...

Page 12: ...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...

Page 13: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments LMR10530YSDEVM NOPB ...

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