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dc2066af

DEMO MANUAL DC2066A

Quick start proceDure

Figure 7. Output Voltage V

OUT0

 vs Load Current  

(V

OUT0

 = 1.0V), Measured by 1X Probe on C

OUT8

Figure 9. Output Voltage Ripple at V

IN

 = 12V,  

V

OUT0

 = 1.0V, I

OUT0

 = 18A, Measured by 1X Probe on C

OUT8

Figure 8. Output Voltage V

OUT1

 vs Load Current  

(V

OUT1

 = 1.8V), Measured by 1X Probe on C

OUT3

Figure 10. Output Voltage Ripple at V

IN

 = 12V,  

V

OUT1

 = 1.8V, I

OUT1

 = 18A, Measured by 1X Probe on C

OUT3

Figure 11. Thermal at V

IN

 = 12V, V

OUT0

 = 1.0V, I

OUT0

 = 18A, V

OUT1

 = 1.8V, I

OUT1

 = 18A, T

A

 = 25°C, 200LFM Airflow

50µs/DIV

0A TO 4.5A

LOAD STEP

V

OUT0

(20MHz BW)

20mV/DIV

50µs/DIV

0A TO 4.5A

LOAD STEP

V

OUT1

(20MHz BW)

20mV/DIV

1.0µs/DIV

V

OUT0

(20MHz BW)

20mV/DIV

V

OUT1

(20MHz BW)

20mV/DIV

1.0µs/DIV

Содержание LTM4677EY

Страница 1: ...verter To fully explore the extensive power system management features of the part download the GUI software LTpowerPlay onto your PC and use LTC s I2C SMBus PMBus dongle DC1613A to connect to the L L...

Страница 2: ...e lead Demonstration circuit 2066A is easy to set up to evaluate the performance of the LTM4677EY Refer to Figure 2 for the proper measurement equipment setup and follow the procedure below 1 With pow...

Страница 3: ...AL DC2066A LOAD1 0A TO 18A IOUT1 VOUT1 LOAD0 0A TO 18A IOUT0 VOUT0 IIN 4 5V TO 16V VIN DC2066A F02 VOUT GND COUT Figure 2 Proper Measurement Equipment Setup Figure 3 Measuring Output Voltage Ripple Qu...

Страница 4: ...0 VOUT1 12 PIN J1 CONNECTOR USB CABLE VIN INPUT POWER SUPPLY LOAD0 LOAD 1 USB TO I2 C PMBus DONGLE DC1613A LTM4677 DEMO BOARD DC2066A LOAD CURRENT A 0 0 EFFICIENCY 95 65 85 75 90 80 70 60 10 0 6 0 14...

Страница 5: ...Output Voltage VOUT1 vs Load Current VOUT1 1 8V Measured by 1X Probe on COUT3 Figure 10 Output Voltage Ripple at VIN 12V VOUT1 1 8V IOUT1 18A Measured by 1X Probe on COUT3 Figure 11 Thermal at VIN 12V...

Страница 6: ...providesunprecedenteddiagnostic 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 w...

Страница 7: ...Toolbar click the R RAM to PC icon to read the RAM from the LTM4677 This reads the configuration from the RAM of LTM4677 and loads it into the GUI Then click the W PC to RAM icon to write these regis...

Страница 8: ...CAP X7R 1 8nF 25V 5 0603 AVX 06033C182JAT2A Additional Demo Board Circuit Components 16 0 C2 C15 C17 OPT CAP 0603 OPTIONAL 17 1 Q1 N CHANNEL 30 V MOSFET VISHAY SUD50N03 09P 18 10 R3 R7 R9 R25 R31 R32...

Страница 9: ...S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY C...

Страница 10: ...CUIT THAT MEETS CUSTOMER SUPPLIED SPECIFICATIONS HOWEVER IT REMAINS THE CUSTOMER S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION COMPONENT SUBSTITUTION AND PRINTED C...

Страница 11: ...ER SUPPLIED SPECIFICATIONS HOWEVER IT REMAINS THE CUSTOMER S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT MA...

Страница 12: ...DING 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 INCIDENTAL OR CONS...

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