(9) 2 Resistor, Size 0603, 1% 1 (9) 33.2k Resistor, Size 0603, 1% (9) 36.5k Resistor, Size 0603, 1% 1 75V/4A Synchronous Buck DC-DC Regulator 1 R13, R24 R14 CRCW06030000Z0EAHP CRCW080510K0JNEA R15 CRCW060349R9FKEA R17 (OPEN) CRCW0603715RFKEA R18, R19 R20 CRCW0603100KFKEAHP CRCW06032R00FKEA R21 (OPEN) CRCW060333K2FKEA R22 CRCW060336K5FKEA U1 MIC28500YJL Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Micrel. Inc. (10) Notes: 1. Panasonic: www.panasonic.com. 2. Murata: www.murata.com. 3. TDK: www.tdk.com. 4. AVX: www.avx.com. 5. MCC: www.mccsemi.com. 6. Diode Inc.: www.diodes.com. 7. Central Semi: www.centralsemi.com. 8. Cooper: www.cooperbussman.com. 9. Vishay: www.vishay.com 10. Micrel, Inc.: www.micrel.com. July 2011 6 M9999-071911 hbwhelp@micrel.com or (408) 955-1690 Micrel, Inc. MIC28500 4A Evaluation Board MIC28500 12V/2A Output Evaluation Board Typical Characteristics Efficiency vs.Output Current Thermal Derating 2 100 30VIN 90 VOUT = 12V 48VI

15R0FKEA Vishay Dale 715 Resistor, Size 0603, 1% R3, R3A (2) R10, R11, R11A (2) R12 (2) R14, R20, R20A Qty DNP CRCW06030000FKEA Vishay Dale 0 Resistor, Size 0603, 5% 3 R15, R15A (2) CRCW04022K70JNED Vishay Dale 2.7k Resistor, Size 0603, 1% 2 R16, R16A (2) CRCW0603100KFKEAHP Vishay Dale 100k Resistor, Size 0603, 1% 2 R18, R18A (2) CRCW060349K9FKEA Vishay Dale 49.9k Resistor, Size 0603, 1% 2 CRCW060349R9FKEA Vishay Dale 49.9 Resistor, Size 0603, 1% 1 CRCW06031R21FKEA Vishay Dale 1.21 Resistor, Size 0603, 1% 2 R21 R23, R23A (2) R4, R19, R19A (2) U1, U1A(2) DNP MIC28304-1YMP MIC28304-2YMP Micrel. Inc.(8) 70V, 3A Power Module 2 Notes: 7. Vishay: www.vishay.com. 8. Micrel, Inc.: www.micrel.com. April 29, 2014 9 Revision 1.0 Micrel, Inc. MIC28304 Evaluation Board MIC28304 0.8V to 12V/3A Evaluation Board Typical Characteristics Efficiency vs. Output Current (MIC28304-1) Efficiency vs. Output Current (MIC28304-2) 100 18VIN 4 100 95 VOUT = 12V FSW=600kHz MIC28304-2 R3=23.2k Tj_MAX =125C 85 80 75 70 65 VOUT

R7 R8 R9 R10 R11 R12 R13 R14 R15 R17 (OPEN) R18, R19 R20 R21 (OPEN) U1 Part Number CRCW060320K0FKEA CRCW060311K5FKEA CRCW06038K06FKEA CRCW06034K75FKEA CRCW06033K24FKEA CRCW06031K91FKEA CRCW06030000Z0EAHP CRCW080510K0JNEA CRCW060349R9FKEA CRCW0603715RFKEA CRCW0603100KFKEAHP CRCW06032R00FKEA CRCW0603348RFKEA MIC28510YJL Manufacturer Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) (10) Micrel. Inc. Description 20k Resistor, Size 0603, 1% 11.5k Resistor, Size 0603, 1% 8.06k Resistor, Size 0603, 1% 4.75k Resistor, Size 0603, 1% 3.24k Resistor, Size 0603, 1% 1.91k Resistor, Size 0603, 1% 0 Resistor, Size 0603 10k Resistor, Size 0805, 1% 49.9 Resistor, Size 0603, 1% 715 Resistor, Size 0603, 1% 100k Resistor, Size 0603, 1% 2 Resistor, Size 0603, 1% 348 Resistor, Size 0603, 1% 75V/4A Synchronous Buck DC/DC Regulator Qty. 1 1 1 1 1 1 1 1 1 2 1 1 Notes: 1. Panas

15R0FKEA Vishay Dale 715 Resistor, Size 0603, 1% R3, R3A (2) R10, R11, R11A (2) R12 (2) R14, R20, R20A Qty DNP CRCW06030000FKEA Vishay Dale 0 Resistor, Size 0603, 5% 3 R15, R15A (2) CRCW04022K70JNED Vishay Dale 2.7k Resistor, Size 0603, 1% 2 R16, R16A (2) CRCW0603100KFKEAHP Vishay Dale 100k Resistor, Size 0603, 1% 2 R18, R18A (2) CRCW060349K9FKEA Vishay Dale 49.9k Resistor, Size 0603, 1% 2 CRCW060349R9FKEA Vishay Dale 49.9 Resistor, Size 0603, 1% 1 CRCW06031R21FKEA Vishay Dale 1.21 Resistor, Size 0603, 1% 2 R21 R23, R23A (2) R4, R19, R19A (2) U1, U1A(2) DNP MIC28304-1YMP MIC28304-2YMP Micrel. Inc.(8) 70V, 3A Power Module 2 Notes: 7. Vishay: www.vishay.com. 8. Micrel, Inc.: www.micrel.com. April 29, 2014 9 Revision 1.0 Micrel, Inc. MIC28304 Evaluation Board MIC28304 0.8V to 12V/3A Evaluation Board Typical Characteristics Efficiency vs. Output Current (MIC28304-1) Efficiency vs. Output Current (MIC28304-2) 100 18VIN 4 100 95 VOUT = 12V FSW=600kHz MIC28304-2 R3=23.2k Tj_MAX =125C 85 80 75 70 65 VOUT

R7 R8 R9 R10 R11 R12 R13 R14 R15 R17 (OPEN) R18, R19 R20 R21 (OPEN) U1 Part Number CRCW060320K0FKEA CRCW060311K5FKEA CRCW06038K06FKEA CRCW06034K75FKEA CRCW06033K24FKEA CRCW06031K91FKEA CRCW06030000Z0EAHP CRCW080510K0JNEA CRCW060349R9FKEA CRCW0603715RFKEA CRCW0603100KFKEAHP CRCW06032R00FKEA CRCW0603348RFKEA MIC28510YJL Manufacturer Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) Vishay Dale(9) (10) Micrel. Inc. Description 20k Resistor, Size 0603, 1% 11.5k Resistor, Size 0603, 1% 8.06k Resistor, Size 0603, 1% 4.75k Resistor, Size 0603, 1% 3.24k Resistor, Size 0603, 1% 1.91k Resistor, Size 0603, 1% 0 Resistor, Size 0603 10k Resistor, Size 0805, 1% 49.9 Resistor, Size 0603, 1% 715 Resistor, Size 0603, 1% 100k Resistor, Size 0603, 1% 2 Resistor, Size 0603, 1% 348 Resistor, Size 0603, 1% 75V/4A Synchronous Buck DC/DC Regulator Qty. 1 1 1 1 1 1 1 1 1 2 1 1 Notes: 1. Panas

, R34, R36, R37, R38, R43 Vishay CRCW060310K0FKEA 1 R68 Stackpole CSR0805FKR500 1 R41 RES 13.3K OHM 1/10W 1% 0603 SMD Stackpole RMCF0603FT13K3 1 R39 RES 51.0K OHM 1/10W 1% 0603 SMD Yageo RC0603FR-0751KL 3 R25, R64, R72 RES 100K OHM .25W 1% 0603 SMD Vishay CRCW0603100KFKEAHP 1 R6 RES 100 OHM 1/10W 1% 0603 SMD Panasonic-ECG ERJ-3EKF1000V 2 R2, R11 RES 200K OHM 1/10W 1% 0603 SMD Panasonic-ECG ERJ-3EKF2003V 6 R5, R12, R17, R19, R21, R42 RES 330 OHM 1/10W 1% 0603 SMD Stackpole 3 R44, R45, R46 RES 470 OHM 1/10W 1% 0603 SMD Panasonic-ECG ERJ-3EKF4700V RES 0.5 OHM 1/4W 1% 0805 SMD (c) 2011 Microchip Technology Inc. Panasonic-ECG ERJ-3EKF3921V RMCF0603FT330R DS75015A-page 31 Motor Control Starter Kit User's Guide TABLE A-1: Qty. MOTOR CONTROL STARTER KIT BILL OF MATERIALS (BOM) (CONTINUED) Reference Description Manufacturer Manufacturer Part Number 3 R53,R54, R55 RES 1.74K OHM 1/8W 1% 0805 SMD Rohm semi MCR10EZPF1741 3 R48, R50, R51 RES 10K OHM 1/8W 1% 0805 SMD Stackpole RMCF0805FT10K0 1 R40 RES 118K OHM

W06030000Z0EAHP Vishay Dale 0 Resistor, Size 0603 2 R14 CRCW080510K0JNEA Vishay Dale 10k Resistor, Size 0805, 1% 1 R15 CRCW060349R9FKEA Vishay Dale 49.9 Resistor, Size 0603, 1% 1 R17 (OPEN) CRCW0603715RFKEA Vishay Dale 715 Resistor, Size 0603, 1% R18, R19 CRCW0603100KFKEAHP Vishay Dale 100k Resistor, Size 0603, 1% 2 R20 1 CRCW06032R00FKEA Vishay Dale 2 Resistor, Size 0603, 1% 1 R21 (OPEN) CRCW060333K2FKEA Vishay Dale 33.2k Resistor, Size 0603, 1% 1 R22 Vishay Dale 36.5k Resistor, Size 0603, 1% 1 75V/4A Synchronous Buck DC-DC Regulator 1 U1 CRCW060336K5FKEA MIC28500YJL Micrel. Inc. (9) Notes: 1. Panasonic: www.panasonic.com. 2. Murata: www.murata.com. 3. TDK: www.tdk.com. 4. AVX: www.avx.com. 5. MCC: www.mccsemi.com. 6. Diode Inc.: www.diodes.com. 7. Central Semi: www.centralsemi.com. 8. Cooper: www.cooperbussman.com. 9. Micrel, Inc.: www.micrel.com. June 2011 25 M9999-060311-B Micrel, Inc. MIC28500 PCB Layout Figure 11. MIC28500 Evaluation Board Top Layer Figure 12. MIC28500 Evaluation Board Mid-

49.9 Resistor, Size 0603, 1% 1 (9) 715 Resistor, Size 0603, 1% (9) 100k Resistor, Size 0603, 1% 2 (9) 1 R10 R11 R12 R13 R14 R15 CRCW06033K24FKEA CRCW06031K91FKEA CRCW06030000Z0EAHP CRCW080510K0JNEA CRCW060349R9FKEA R17 (OPEN) CRCW0603715RFKEA R18, R19 R20 CRCW0603100KFKEAHP CRCW06032R00FKEA Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale 2 Resistor, Size 0603, 1% R21 (OPEN) CRCW0603348RFKEA Vishay Dale(9) 348 Resistor, Size 0603, 1% U1 Micrel. Inc.(10) 75V/4A Synchronous Buck DC/DC Regulator MIC28510YJL 1 Notes: 1. Panasonic: www.panasonic.com. 2. Murata: www.murata.com. 3. TDK: www.tdk.com. 4. AVX: www.avx.com. 5. MCC: www.mccsemi.com. 6. Diodes Inc.: www.diodes.com. 7. Central Semi: www.centralsemi.com. 8. Cooper: www.cooperbussman.com. 9. Vishay Dale : www.vishay.com. 10. Micrel, Inc.: www.micrel.com. March 2012 26 M9999-030912-A Micrel, Inc. MIC28510 PCB Layout Recommendations Figure 11. MIC28510 Evaluation Board Top Layer Figure 12.

RCW06031K91FKEA Vishay Dale 1.91k Resistor, Size 0603, 1% 1 R12 CRCW0603715R0FKEA Vishay Dale 715 Resistor, Size 0603, 1% R14, R20 CRCW06030000FKEA Vishay Dale 0 Resistor, Size 0603, 5% 2 R15 CRCW04022K70JNED Vishay Dale 2.7k Resistor, Size 0603, 1% 1 R16 CRCW0603100KFKEAHP Vishay Dale 100k Resistor, Size 0603, 1% 1 R18 CRCW060349K9FKEA Vishay Dale 49.9k Resistor, Size 0603, 1% 1 R21 CRCW060349R9FKEA Vishay Dale 49.9 Resistor, Size 0603, 1% 1 R23 CRCW06031R21FKEA Vishay Dale 1.21 Resistor, Size 0603, 1% 1 R4, R19 All reference designators ending with "A" U1 DNP DNP Open MIC28304-1YMP MIC28304-2YMP (11) Micrel, Inc. 70V, 3A Power Module - Hyper Speed Control Family 1 Notes: 10. Vishay: www.vishay.com. 11. Micrel, Inc.: www.micrel.com. March 25, 2014 35 Revision 1.1 Micrel, Inc. MIC28304 PCB Layout Recommendations Evaluation Board Top Layer Evaluation Board Mid-Layer 1 (Ground Plane) March 25, 2014 36 Revision 1.1 Micrel, Inc. MIC28304 PCB Layout Recommendations (Continued) Evaluation Board Mid-Lay

49.9 Resistor, Size 0603, 1% 1 (9) 715 Resistor, Size 0603, 1% (9) 100k Resistor, Size 0603, 1% 2 (9) 1 R10 R11 R12 R13 R14 R15 CRCW06033K24FKEA CRCW06031K91FKEA CRCW06030000Z0EAHP CRCW080510K0JNEA CRCW060349R9FKEA R17 (OPEN) CRCW0603715RFKEA R18, R19 R20 CRCW0603100KFKEAHP CRCW06032R00FKEA Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale 2 Resistor, Size 0603, 1% R21 (OPEN) CRCW0603348RFKEA Vishay Dale(9) 348 Resistor, Size 0603, 1% U1 Micrel. Inc.(10) 75V/4A Synchronous Buck DC/DC Regulator MIC28510YJL 1 Notes: 1. Panasonic: www.panasonic.com. 2. Murata: www.murata.com. 3. TDK: www.tdk.com. 4. AVX: www.avx.com. 5. MCC: www.mccsemi.com. 6. Diodes Inc.: www.diodes.com. 7. Central Semi: www.centralsemi.com. 8. Cooper: www.cooperbussman.com. 9. Vishay Dale : www.vishay.com. 10. Micrel, Inc.: www.micrel.com. March 2012 26 M9999-030912-A Micrel, Inc. MIC28510 PCB Layout Recommendations Figure 11. MIC28510 Evaluation Board Top Layer Figure 12.

W06030000Z0EAHP Vishay Dale 0 Resistor, Size 0603 2 R14 CRCW080510K0JNEA Vishay Dale 10k Resistor, Size 0805, 1% 1 R15 CRCW060349R9FKEA Vishay Dale 49.9 Resistor, Size 0603, 1% 1 R17 (OPEN) CRCW0603715RFKEA Vishay Dale 715 Resistor, Size 0603, 1% R18, R19 CRCW0603100KFKEAHP Vishay Dale 100k Resistor, Size 0603, 1% 2 R20 1 CRCW06032R00FKEA Vishay Dale 2 Resistor, Size 0603, 1% 1 R21 (OPEN) CRCW060333K2FKEA Vishay Dale 33.2k Resistor, Size 0603, 1% 1 R22 Vishay Dale 36.5k Resistor, Size 0603, 1% 1 75V/4A Synchronous Buck DC-DC Regulator 1 U1 CRCW060336K5FKEA MIC28500YJL Micrel. Inc. (9) Notes: 1. Panasonic: www.panasonic.com. 2. Murata: www.murata.com. 3. TDK: www.tdk.com. 4. AVX: www.avx.com. 5. MCC: www.mccsemi.com. 6. Diode Inc.: www.diodes.com. 7. Central Semi: www.centralsemi.com. 8. Cooper: www.cooperbussman.com. 9. Micrel, Inc.: www.micrel.com. June 2011 25 M9999-060311-B Micrel, Inc. MIC28500 PCB Layout Figure 11. MIC28500 Evaluation Board Top Layer Figure 12. MIC28500 Evaluation Board Mid-

ecycle Information: Vishay: CRCW12062K00FKEAHP CRCW120610K0FKEAHP CRCW201010R0FKEFHP CRCW1206100KFKEAHP CRCW120615K0FKEAHP CRCW12061R00JNEAHP CRCW120610R0FKEAHP CRCW12061K00FKEAHP CRCW04020000Z0EDHP CRCW06030000Z0EAHP CRCW12060000Z0EAHP CRCW08050000Z0EAHP CRCW0603100KFKEAHP CRCW121012R0JNEAHP CRCW1210510RJNEAHP CRCW1210240RJNEAHP CRCW12103K30FKEAHP CRCW1210750RFKEAHP CRCW1210150RFKEAHP CRCW06032M49DHEAP CRCW04021K00FKEDHP CRCW040210K0FKEDHP CRCW060310K0FKEAHP CRCW06031K00FKEAHP CRCW08051K00FKEAHP CRCW080510K0FKEAHP CRCW251210R0FKEGHP CRCW2512100RFKEGHP CRCW201010K0FKEFHP CRCW2010100RFKEFHP CRCW20101K00FKEFHP CRCW25121K00FKEGHP CRCW080520K0FKEAHP CRCW20102K21FKEFHP CRCW08051R00FKEAHP CRCW080515R0FKEAHP CRCW12061R00FKEAHP CRCW0402100KFKEDHP CRCW0402100KJNEDHP CRCW0402100RFKEDHP CRCW0402100RJNEDHP CRCW040210K0JNEDHP CRCW040210R0FKEDHP CRCW040210R0JNEDHP CRCW040215K0FKEDHP CRCW04021K00JNEDHP CRCW04021K50FKEDHP CRCW04021M00FKEDHP CRCW04021M00JNEDHP CRCW04021R00FKEDHP CRCW04021R00JNEDHP CRCW040220K0FKE

RCW06031K91FKEA Vishay Dale 1.91k Resistor, Size 0603, 1% 1 R12 CRCW0603715R0FKEA Vishay Dale 715 Resistor, Size 0603, 1% R14, R20 CRCW06030000FKEA Vishay Dale 0 Resistor, Size 0603, 5% 2 R15 CRCW04022K70JNED Vishay Dale 2.7k Resistor, Size 0603, 1% 1 R16 CRCW0603100KFKEAHP Vishay Dale 100k Resistor, Size 0603, 1% 1 R18 CRCW060349K9FKEA Vishay Dale 49.9k Resistor, Size 0603, 1% 1 R21 CRCW060349R9FKEA Vishay Dale 49.9 Resistor, Size 0603, 1% 1 R23 CRCW06031R21FKEA Vishay Dale 1.21 Resistor, Size 0603, 1% 1 R4, R19 All reference designators ending with "A" U1 DNP DNP Open MIC28304-1YMP MIC28304-2YMP (11) Micrel, Inc. 70V, 3A Power Module - Hyper Speed Control Family 1 Notes: 10. Vishay: www.vishay.com. 11. Micrel, Inc.: www.micrel.com. March 25, 2014 35 Revision 1.1 Micrel, Inc. MIC28304 PCB Layout Recommendations Evaluation Board Top Layer Evaluation Board Mid-Layer 1 (Ground Plane) March 25, 2014 36 Revision 1.1 Micrel, Inc. MIC28304 PCB Layout Recommendations (Continued) Evaluation Board Mid-Lay

RCW06031K91FKEA Vishay Dale 1.91k Resistor, Size 0603, 1% 1 R12 CRCW0603715R0FKEA Vishay Dale 715 Resistor, Size 0603, 1% R14, R20 CRCW06030000FKEA Vishay Dale 0 Resistor, Size 0603, 5% 2 R15 CRCW04022K70JNED Vishay Dale 2.7k Resistor, Size 0603, 1% 1 R16 CRCW0603100KFKEAHP Vishay Dale 100k Resistor, Size 0603, 1% 1 R18 CRCW060349K9FKEA Vishay Dale 49.9k Resistor, Size 0603, 1% 1 R21 CRCW060349R9FKEA Vishay Dale 49.9 Resistor, Size 0603, 1% 1 R23 CRCW06031R21FKEA Vishay Dale 1.21 Resistor, Size 0603, 1% 1 R4, R19 All reference designators ending with "A" U1 DNP DNP Open MIC28304-1YMP MIC28304-2YMP (11) Micrel, Inc. 70V, 3A Power Module - Hyper Speed Control Family 1 Notes: 10. Vishay: www.vishay.com. 11. Micrel, Inc.: www.micrel.com. March 25, 2014 35 Revision 1.1 Micrel, Inc. MIC28304 PCB Layout Recommendations Evaluation Board Top Layer Evaluation Board Mid-Layer 1 (Ground Plane) March 25, 2014 36 Revision 1.1 Micrel, Inc. MIC28304 PCB Layout Recommendations (Continued) Evaluation Board Mid-Lay

49.9 Resistor, Size 0603, 1% 1 (9) 715 Resistor, Size 0603, 1% (9) 100k Resistor, Size 0603, 1% 2 (9) 1 R10 R11 R12 R13 R14 R15 CRCW06033K24FKEA CRCW06031K91FKEA CRCW06030000Z0EAHP CRCW080510K0JNEA CRCW060349R9FKEA R17 (OPEN) CRCW0603715RFKEA R18, R19 R20 CRCW0603100KFKEAHP CRCW06032R00FKEA Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale Vishay Dale 2 Resistor, Size 0603, 1% R21 (OPEN) CRCW0603348RFKEA Vishay Dale(9) 348 Resistor, Size 0603, 1% U1 Micrel. Inc.(10) 75V/4A Synchronous Buck DC/DC Regulator MIC28510YJL 1 Notes: 1. Panasonic: www.panasonic.com. 2. Murata: www.murata.com. 3. TDK: www.tdk.com. 4. AVX: www.avx.com. 5. MCC: www.mccsemi.com. 6. Diodes Inc.: www.diodes.com. 7. Central Semi: www.centralsemi.com. 8. Cooper: www.cooperbussman.com. 9. Vishay Dale : www.vishay.com. 10. Micrel, Inc.: www.micrel.com. December 2011 26 M9999-120611-A Micrel, Inc. MIC28510 PCB Layout Recommendations Figure 11. MIC28510 Evaluation Board Top Layer Figure