Rohm BD9A301MUV-EVK-001 Скачать руководство пользователя страница 6 | Manualshive

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User

’s Guide

BD9A301MUV-EVK-001

© 2017 ROHM Co., Ltd.

No. 60UG004E Rev.001

APR.2017

Figure 7. L3 Layout (Top view)

Figure 8. Bottom Side Layout (Top view)

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Содержание BD9A301MUV-EVK-001

Страница 1: ...ge can be set by changing the external parts of circuit and the loop response characteristics also can be adjusted by the phase compensation circuit Performance specification These are representative...

Страница 2: ...l to TP4 for output voltage measurement 8 DC power supply output is turned ON 9 IC is enable EN by shorting Jumper pin of SW1 between intermediate terminal and ON side terminal 10 Check DC voltmeter 2...

Страница 3: ...1 C9 Ceramic Capacitor 0 01 F 50V B 10 GRM188B11H103KA01D MURATA 1608 0 C10 Ceramic Capacitor Not installed 1608 1 L1 Inductor 1 5 H 30 DCR 14 3m max 7 3A CLF7045T 1R5N TDK 7269 1 R1 Resistor 30k 1 10...

Страница 4: ...Ltd No 60UG004E Rev 001 APR 2017 Layout PCB size 50mm 50mm 1 6mm Figure 3 Top Silk Screen Top view Figure 4 Top Silk Screen and Layout Top view Downloaded from Arrow com Downloaded from Arrow com Dow...

Страница 5: ...2017 ROHM Co Ltd No 60UG004E Rev 001 APR 2017 Figure 5 Top Side Layout Top view Figure 6 L2 Layout Top view Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded fro...

Страница 6: ...d No 60UG004E Rev 001 APR 2017 Figure 7 L3 Layout Top view Figure 8 Bottom Side Layout Top view Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com...

Страница 7: ...Output Voltage Change Load Current A VIN 3 3V VIN 5 0V VO 1 8V Reference Application Data Figure 9 Efficiency vs Load Current Figure 10 Line Regulation Figure 11 Load Regulation Figure 12 Load Transie...

Страница 8: ...se deg Phase Phase Gain Gain fC 63 1kHz Phase margin 66 1deg Gain margin 17 5dB fC 89 1kHz Phase margin 54 1deg Gain margin 15 5dB Figure 14 Loop Response VIN 5 0V VO 1 8V IO 1 0A Downloaded from Arro...

Страница 9: ...0ns div Time scale 500ns div Time scale 5ms div Time scale 5ms div IO 0A IO 3 0A VO AC 50mV div VO AC 50mV div Figure 17 Output Voltage Ripple Wave VIN 3 3V VO 1 8V Figure 18 Output Voltage Ripple Wav...

Страница 10: ...1 8V IO 0A VIN 2V div EN 2V div VO 1V div Time scale 2ms div Time scale 500ms div Figure 23 Start up by EN VIN 3 3V VO 1 8V IO 0A Figure 24 Power down by EN VIN 3 3V VO 1 8V IO 0A VIN 2V div EN 2V di...

Страница 11: ...requiring a high degree of reliability as exemplified below please contact and consult with a ROHM representative transportation equipment i e cars ships trains primary communication equipment traffic...

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