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8

dc2269aaf

DEMO MANUAL DC2269A-A

parts List

ITEM

QTY

REFERENCE

PART DESCRIPTION

MANUFACTURER/PART NUMBER

Required Circuit Components

1

6

CIN1, CIN2, CIN3, CIN4, CIN5, CIN6

CAP, 1210 10µF 10% 25V X5R

MURATA GRM32DR61E106KA12L

2

2

CO1, CO6

CAP, 7343 330µF 20% 6.3V POSCAP

PANASONIC 6TPF330M9L

3

5

CO2, CO3, CO4, CO5, CO7

CAP, 1210 100µF 10% 6.3V X5R

AVX 12106D107KAT2A

4

2

C1, C5

CAP, 0603 2200pF 10% 50V X7R

AVX 06035C222KAT2A

5

2

C9, C10

CAP, 0805 47µF 20% 6.3V X5R

MURATA GRM21BR60J476ME15L

6

2

C12, C13

CAP, 0603 10µF 20% 25V X5R

MURATA GRM188R61E106MA73J

7

1

D1

DIODE, SCHOTTKY BARRIER RECTIFIER

DIODES INC. B0530WS-7-F

8

1

J2

HEADER, 4PIN 2mm STR DL

HIROSE DF3A-4P-2DSA

9

1

L1

IND, 1.0µH

COILCRAFT XAL5030-102MEC

10

3

R1, R22, R39

RES, 0603 100Ω 5% 0.1W

VISHAY CRCW0603100RJNEA

11

2

R6, R33

RES, 0603 0Ω

VISHAY CRCW06030000Z0EA

12

1

R7

RES, 0603 4.99kΩ 1% 0.1W

VISHAY CRCW06034K99FKEA

13

10

R10, R11, R12, R13, R14, R15, R16, 

R17, R18, R21

RES, 0603 10kΩ 5% 0.1W

VISHAY CRCW060310K0JNEA

14

1

R20

RES, 0603 4.22kΩ 1% 1/10W

VISHAY CRCW06034K22FKEA

15

1

R29

RES, 0603 6.34kΩ 1% 0.1W

VISHAY CRCW06036K34FKEA

16

3

R36, R37, R38

RES, 0603 10Ω 5% 0.1W

VISHAY CRCW060310R0JNEA

17

1

U1

IC, VOLTAGE REGULATOR LGA

LINEAR TECH. LTM4676EY#PBF

Additional Demo Board Circuit Components

1

0

C2, C3, C4, C6, C7, C8, C11

CAP, 0603 OPTION

OPTION

2

0

R2, R19, R31, R32

RES, 0805 OPTION

OPTION

3

0

R3, R4, R5, R8, R9, R23, R24, R25, 

R27, R28

RES, 0603 OPTION

OPTION

4

0

R35

RES, 1206 OPTION

OPTION

0

R40

RES, 1210 OPTION

OPTION

Hardware: For Demo Board Only

1

1

J1

CONN., CARD EDGE

SAMTEC MEC2-20-01-L-DV--TR

Содержание DC2269A-A

Страница 1: ...marks and LTpowerPlay is a trademark of Linear Technology Corporation All other trademarks are the property of their respective owners Performance Summary LTC s I2C SMBus PMBus dongle DC2086A together...

Страница 2: ...ad 4 Connect the DVMs to the input and outputs 5 Turnontheinputpowersupplyandcheckfortheproper output voltages VOUT0 should be 1 0V 1 and VOUT1 should be 1 8 1 6 Once the proper output voltages are es...

Страница 3: ...DEMO MANUAL DC2269A A Quick Start Procedure Figure 2 Proper Measurement Equipment Setup VIN 4 5V to 26 5V Load0 0 13A Load1 0 13A VOUT0 VOUT1 DC2269A A F02 Figure 3 Measuring Output Voltage Ripple VO...

Страница 4: ...A 0 EFFICIENCY 85 95 DC2269A A F05 75 65 2 4 6 8 10 12 1 3 5 7 9 11 13 100 80 90 70 VOUT 1V VOUT 1 2V VOUT 1 5V VOUT 1 8V VOUT 2 5V VOUT 3 3V VIN 5V fSW 500kHz CCM LOAD CURRENT A 0 EFFICIENCY 80 90 DC...

Страница 5: ...9 VOUT0 20MHz BW 10mV DIV 2 s DIV DC2269A A F10 VOUT0 20MHz BW 10mV DIV Figure 7 Output Voltage VOUT0 vs Load Current VOUT0 RANGE 1 Figure 8 Output Voltage VOUT1 vs Load Current VOUT1 RANGE 1 Figure 9...

Страница 6: ...unprecedented diagnostic and debug features It becomes a valuable diagnostic tool during board bring up to program or tweak the power management scheme in a system or to diagnose power issues when bri...

Страница 7: ...c In the Toolbar click the R RAM to PC icon to read the RAM from the TM4676 This reads the configuration from the RAM of LTM4676 and loads it into the GUI d Ifyouwanttochangetheoutputvoltagetoadiffere...

Страница 8: ...L1 IND 1 0 H COILCRAFT XAL5030 102MEC 10 3 R1 R22 R39 RES 0603 100 5 0 1W VISHAY CRCW0603100RJNEA 11 2 R6 R33 RES 0603 0 VISHAY CRCW06030000Z0EA 12 1 R7 RES 0603 4 99k 1 0 1W VISHAY CRCW06034K99FKEA...

Страница 9: ...E8 VOSNS0 E9 VOUT0CFG G5 GPIO1 F4 VDD25 J6 COMP1A H8 VDD33 J7 SGND F8 GND C7 VOUT0 R12 10K CO4 100uF 6 3V 1210 R31 OPT 0805 SDA R1 100 R22 100 C7 OPT R13 10K SCL CIN1 10uF 25V 1210 C3 OPT R14 10K VOS1...

Страница 10: ...TORY INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE EXCEPT TO THE EXTENT OF THIS INDEMNITY NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT SPECIAL INCIDENT...

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