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MB39C504-EVBSK-02, Single Output Step Down DC/DC Controller, Evaluation Board Operation Guide, Doc. No. 002-08719 Rev. *A 

12 

 

7.   Circuit Diagram 

 

 

 

Figure 4. Circuit Diagram 

 

 

VCC

VOUTS

PWRGD

VOUT

VIN

LDO5

BST

DRVH

CSP

CSN

SLP_N

EN

AGND

ILIM

PGND

DRVL

LX

11

8

9

3

7

2

15

13

16

6

4

5

1

17

10
14

12

M1

1

L1

2

1

NMT

D3

C

1

-1

C

1

-2

C

1

-3

VOUT

R

28

N

MT

.

.

C

2-

11

C8

C7

2

1

C5

2

1

C6

2

1

R4

2

1

LDO5

.

.

PatternShort

R18

EN

1

SLP_N

1

PWRGD

ALERT_N_VOUT

VIN

VIN

VDD

1

R2

2

R

1

-2

2

1

R21

2

1

R

15

R

14

VCC

VCC

R

27

2

1

VINs

1

VOUTs

1

VIN

PatternShort

VOUT1

PGND1

1

PGNDs

VOUT2

VOUT3

PGND2

PGND3

VIN1

VIN2

VIN3

.

.

R

30

VCC

LX

C

2

-3

C

2

-4

C

2

-5

C

2

-6

C

2

-7

C

2

-8

C

2

-9

C

2-

10

VOUT4

PGND4

VIN4

VOUT5

PGND5

R

29

VCC

1

2

R

1

-1

Q1

10

8

7

6

9

4

3

5

2

1

GHS

V

IN1

G

ND1

V

IN2

V

IN3

V

IN4

G

ND2

G

ND3

GLS

SW

C

2

-1

2

1

VOUT

N

MT

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Summary of Contents for MB39C504-EVBSK-02

Page 1: ...K 02 Single Output Step Down DC DC Controller Evaluation Board Operation Guide Doc No 002 08719 Rev A Cypress Semiconductor 198 Champion Court San Jose CA 95134 1709 http www cypress com Downloaded fr...

Page 2: ...ABILITY AND FITNESS FOR A PARTICULAR PURPOSE To the extent permitted by applicable law Cypress reserves the right to make changes to this document without further notice Cypress does not assume any li...

Page 3: ...se Handling and use of this product and notes regarding its safe use are described in the manuals Follow the instructions in the manuals to use this product Keep this manual at hand so that you can re...

Page 4: ...he power has been turned on Doing so may cause a malfunction due to overloading or shock Damage Since the product contains many electronic components keep it away from direct sunlight high temperature...

Page 5: ...etup and Checkup 9 5 Component Layout 10 6 Wiring Layout 11 7 Circuit Diagram 12 8 Parts List 13 9 Reference Data 15 10 Initial Settings 20 11 Evaluation Board Picture 21 12 Ordering Information 23 13...

Page 6: ...anced LPM this controller operates that the quiescent current is reduced only 50 A and the switching frequency is fallen by extending on time These operations enable to improve the efficiency in light...

Page 7: ...n Board Specification Component Symbol Condition Min Typ Max Unit Input Voltage VIN 5 4 25 V Output Voltage VOUT 5 0 V Output Current IOUT SLP_N H 4 55 A Switching Frequency fSW 800 kHz Downloaded fro...

Page 8: ...Controller When turning on apply greater than 0 65V and less than 5 5V When turning off apply less than 0 25V SLP_N Input Input terminal transferred to Enhanced LPM Transferred to Enhanced LPM by con...

Page 9: ...ired loading device or measuring instrument In this time connect the EN terminal to L state Then turning on the EN input Confirming the DC DC output voltage is setting voltage Figure 1 Image of Connec...

Page 10: ...0 5 Component Layout Figure 2 Component Layout Top View Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded fro...

Page 11: ...t Top Side Layer 1 Inside Layer 2 Inside Layer 3 Bottom Side Layer 4 Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com D...

Page 12: ...R2 2 R1 2 2 1 R21 2 1 R15 R14 VCC VCC R27 2 1 VINs 1 VOUTs 1 VIN PatternShort VOUT1 PGND1 1 PGNDs VOUT2 VOUT3 PGND2 PGND3 VIN1 VIN2 VIN3 R30 VCC LX C2 3 C2 4 C2 5 C2 6 C2 7 C2 8 C2 9 C2 10 VOUT4 PGND4...

Page 13: ...t C2 7 No mount C2 8 1 1 1 1 1 No mount 1 C2 9 1 1 1 1 1 No mount 1 C2 10 1 1 1 1 1 No mount 1 C2 11 Capacitor 10 F 10V TDK 1608 C1608X5R1A106K VOUT C5 Capacitor 0 47 F 35V TDK 1005 C1005X5R1V474K BST...

Page 14: ...istor 1 330k 1 KOA 1 1005 1 RK73B1ETTP334J 1 SLP_N 1 v R30 Resistor 10 TE Connectivity 1005 CPF0402B10RE1 VDD Pin 3A HIROSE 2 54 HIF3H 20PB 2 54DSA 1 parts on buck side Downloaded from Arrow com Downl...

Page 15: ...al 12 0V Normal 20 0V Normal 7 4V LPM 12 0V LPM 20 0V LPM 4 950 4 975 5 000 5 025 5 050 0 0001 0 001 0 01 0 1 1 10 Output Voltage V Output Current A Output Voltage vs Output Current VOUT 5 0V Setting...

Page 16: ...V VOUT 1 2V IOUT 0 05A SLP_N H Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded fr...

Page 17: ...IOUT 4 10A to 0 05A SLP_N H Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from...

Page 18: ...nloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow...

Page 19: ...d from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com D...

Page 20: ...Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Ar...

Page 21: ...wnloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arro...

Page 22: ...m Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downlo...

Page 23: ...ded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com...

Page 24: ...ded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com...

Page 25: ...format Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded...

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