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Micrel, Inc.

 

MIC28510 4A Evaluation Board

 

  

March 2012

 

M9999-030712

[email protected]

 or (408) 955-1690

 

ll of 

 (12V Up

Qty. 

Bi

Materials

 to 4A) Output 

Item Part 

Number 

Manufacturer 

Description 

C1 EEU-FC2A101B 

a

or, SMD, 100V 

P nasonic 

(1)

 

100µF Aluminum Capacit

GRM32ER61C476ME15 M

(2)

urata  

C2, C3 

76MM-

iyo 

Yuden  

R, Size 1210, 100V 

EMK325BJ4

T Ta

(3)

2.2µF Ceramic Capacitor, X7

GRM32ER61C476ME15 Murata

(2)

 

C13, C4 

476MM-T Taiyo 

Yuden  

, X5R, Size 1210, 16V 

EMK325BJ

(3)

47µF Ceramic Capacitor

06035C104KAT2A AVX

(4)

 

GRM188R71H104KA93D Murata  

(2)

C6  

C1608X7R1H104K T

(5)

R, Size 0603, 50V 

DK  

0.1µF Ceramic Capacitor, X7

GRM188R72A104KA35D Murata  

(2)

C10 

K TDK

(5)

 

0.1µF Ceramic Capacitor, X7R, Size 0603, 100V 

C1608X7S2A104

0805ZC225MAT2A AVX

(4)

 

GRM21BR71A225KA01L Murata

(2)

 

C8, C9 

5K 

(5)

2.2µF Ceramic Capacitor, X7R, Size 0805, 10V 

C2012X7R1A22

TDK  

GRM188R72A102KA01D Murata  

(2)

C1608X7R2A102K 

(5)

TDK  

C11 

06031C102KAT2A AVX  

R, Size 0603, 100V 

(4)

1nF Ceramic Capacitor, X7

GRM188R71H472KA01D Murata

(2)

 

C1608X7R2A472K 

(5)

TDK  

C12 

06035C472KAT2A AVX  

 Capacitor, X7R, Size 0603, 50V 

(4)

4.7nF Ceramic

GRM21BR71A105KA

M

01L  urata

(2)

 

C16 

X7R1A105K 

1µF Ceramic Capacitor, X7R, Size 0805, 10V 

C2012

TDK

(5)

 

C5, C7, C

15 

en 

 

14, 

Op

C

 

 

BAT46W-TP MCC

(6)

 

D1 

io

 Schottky Diode 

BAT46W-7-F D des 

Inc.

(7)

 

Small Signal

MMXZ5232B-TP MCC

(6)

 

D2 

CMDZ5L6 Cen

iode 

 

tral 

Semi 

(8)

 

5.6V Zener D

L1 7447709270 

Wurth 

(9)

 

27µH Inductor, 5.8A Saturation Current  

Q1 FCX493 

Diodes 

Inc./ZETEX

(7)

100V NPN Transistor 

R1 CRCW06034R75FKEA 

Vishay 

Dale

(10)

 4.75

 Resistor, Size 0603, 1% 

R2, R16 

CRCW08051R21FKEA 

Vishay Dale

(10)

 1.21

 Resistor, Size 0805, 1% 

R3 CRCW060345K3FKEA 

Vishay 

Dale

(10)

 45.3k

 Resistor, Size 0603, 1% 

R4 CRCW060310K0FKEA 

Vishay 

Dale

(10)

 10k

 Resistor, Size 0603, 1% 

R5 (OPEN) 

CRCW060380K6FKEA 

Vishay Dale

(10)

 80.6k

 Resistor, Size 0603, 1% 

 

R6 (OPEN) 

CRCW060340K2FKEA 

Vishay Dale

(10)

 40.2k

 Resistor, Size 0603, 1% 

 

 

Summary of Contents for mic28510

Page 1: ...o the PVIN and GND terminals may damage the device The maximum PVIN of the board is rated at 75V Exceeding 75V on the PVIN could damage the device wer supply to the VIN careful attention to the e rang...

Page 2: ...frequency synchronous buck regulator featuring a unique digitally modified adaptive on time control architecture be adjusted between ng the resistor divider connected network consisting of R18 and R19...

Page 3: ...V VIN 75V VIN 48V Thermal Derating Thermal Derating 0 1 2 3 4 25 40 55 70 85 100 MAXIMUM AMBIENT TEMPERATURE C LOAD CURRENT A VOUT 3 3V fSW 250kHz L 10 H Tj_MAX 125 C VIN 18V VIN 12V VIN 24V Thermal D...

Page 4: ...el Inc MIC28510 4A Evaluation Board March 2012 4 M9999 030712 hbwhelp micrel com or 408 955 1690 MIC28510 0 8V to 5V 4A Output Evaluation Board Schematic MIC28510 Evaluation Board for 0 8V to 5V 4A Ou...

Page 5: ...R72A102KA01D Murata 2 C1608X7R2A102K TDK 3 C11 AT2A AVX X7R Size 0603 100V 1 06031C102K 4 1nF Ceramic Capacitor GRM188R71H472KA01D Murata 2 C1608X7R2A472K TDK 3 C12 AT2A AVX 4 ramic Capacitor X7R Size...

Page 6: ...Resi R13 CRCW06030000Z Size 0603 1 0EAHP Vishay Dale 9 0 Resistor R14 CRCW080510K0J 5 1 1 NEA Vishay Dale 10k Res 9 istor Size 080 R15 CRCW060349R9 Size 0603 1 1 FKEA Vishay Dale 49 9 Resistor 9 R17...

Page 7: ...T 12V fSW 250kHz L 27 H Tj_MAX 125 C 18V 24V 30V 48V 75V 24VIN OUTPUT CURRENT A VOUT 12V fSW 250kHz L 27 H Maximum Ambient Temperature C Load Current A 18VIN 48VIN 75VIN Die Temperature The temperatur...

Page 8: ...Micrel Inc MIC28510 4A Evaluation Board March 2012 8 M9999 030712 hbwhelp micrel com or 408 955 1690 MIC28510 12V 4A Output Evaluation Board Schematic MIC28510 Evaluation Board for 12V 4A Output...

Page 9: ...2 TDK GRM188R72A102KA01D Murata 2 C1608X7R2A102K 5 TDK C11 06031C102KAT2A AVX R Size 0603 100V 1 4 1nF Ceramic Capacitor X7 GRM188R71H472KA01D Murata 2 C1608X7R2A472K 5 TDK C12 06035C472KAT2A AVX Capa...

Page 10: ...91k Res R13 00Z0 sh r Size 0603 1 CRCW060300 EAHP Vi ay Dale 10 0 Resisto R14 CRCW080510K0JN sh 5 1 1 EA Vi ay Dale 10k Re 10 sistor Size 080 R15 CRCW060349R9FKEA sh stor Size 0603 1 1 Vi ay Dale 49...

Page 11: ...nc MIC28510 4A Evaluation Board March 2012 11 M9999 030712 hbwhelp micrel com or 408 955 1690 Evaluation Board PCB Layout MIC28510 Evaluation Board Silkscreen Top MIC28510 Evaluation Board Copper Laye...

Page 12: ...MIC28510 4A Evaluation Board March 2012 12 M9999 030712 hbwhelp micrel com or 408 955 1690 Evaluation Board PCB Layout Continued MIC28510 Evaluation Board Copper Layer 2 MIC28510 Evaluation Board Copp...

Page 13: ...IC28510 4A Evaluation Board March 2012 13 M9999 030712 hbwhelp micrel com or 408 955 1690 Evaluation Board PCB Layout Continued MIC28510 Evaluation Board Copper Layer 4 MIC28510 Evaluation Board Silks...

Page 14: ...o liability whatsoever and Micrel disclaims any express or implied warranty relating to the sale and or use of Micrel products including liability or warranties relating to fitness for a particular pu...

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