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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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MP8845C датащи(PDF) 11 Page - Monolithic Power Systems |
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MP8845C датащи(HTML) 11 Page - Monolithic Power Systems |
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11 / 20 page  MP8845C – 5A HIGH EFFICIENT SYNC. STEP DOWN SWITCHER WITH I2C MP8845C Rev. 1.02 www.MonolithicPower.com 11 4/25/2014 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited. © 2014 MPS. All Rights Reserved. REGISERS AND DESCRIPTION Register Map ADD NAME R/W D7 D6 D5 D4 D3 D2 D1 D0 00 VSEL R/W EN Output reference 01 SysCntlreg1 R/W Switching frequency Reserved Reserved Pglohi Vinovp Mode 02 SysCntlreg2 R/W Reserved Go Out-dis Reserved Slew rate 03 ID1 R Vendor ID Die id 04 ID2 R Reserved Die rev 05 Status R ILIM UVLO OVP VoOV VoUV PGOOD OTW EN stat Default Value of Register ADD NAME R/W D7 D6 D5 D4 D3 D2 D1 D0 00 VSEL R/W 1 1 0 0 1 0 1 1 01 SysCntlreg1 R/W 0 0 0 0 1 1 0 0 02 SysCntlreg2 R/W 0 0 0 0 0 0 0 1 03 ID1 R 0 0 0 1 0 0 0 1 04 ID2 R 0 0 0 0 0 0 0 0 05 Status R NA NA NA NA NA NA NA NA Register Description 1. Reg00 VSEL NAME BITS DESCRIPTION EN D7 I2C controlled enable. When EN pin is low, the converter is off. When EN pin is high, the EN bit will take over Output Reference D[6:0] Set output voltage from 0.6V to 1.45V as Table 1 Table 1— Output Voltage Chart D[6:0] VOUT D[6:0] VOUT D[6:0] VOUT D[6:0] VOUT 000 0000 0.6000 010 0000 0.8141 100 0000 1.0282 110 0000 1.2422 000 0001 0.6067 010 0001 0.8208 100 0001 1.0349 110 0001 1.2489 000 0010 0.6134 010 0010 0.8275 100 0010 1.0415 110 0010 1.2556 000 0011 0.6201 010 0011 0.8342 100 0011 1.0482 110 0011 1.2623 000 0100 0.6268 010 0100 0.8408 100 0100 1.0549 110 0100 1.2690 000 0101 0.6335 010 0101 0.8475 100 0101 1.0616 110 0101 1.2757 000 0110 0.6401 010 0110 0.8542 100 0110 1.0683 110 0110 1.2824 000 0111 0.6468 010 0111 0.8609 100 0111 1.0750 110 0111 1.2891 000 1000 0.6535 010 1000 0.8676 100 1000 1.0817 110 1000 1.2958 000 1001 0.6602 010 1001 0.8743 100 1001 1.0884 110 1001 1.3025 000 1010 0.6669 010 1010 0.8810 100 1010 1.0951 110 1010 1.3091 000 1011 0.6736 010 1011 0.8877 100 1011 1.1018 110 1011 1.3158 000 1100 0.6803 010 1100 0.8944 100 1100 1.1084 110 1100 1.3225 000 1101 0.6870 010 1101 0.9011 100 1101 1.1151 110 1101 1.3292 000 1110 0.6937 010 1110 0.9077 100 1110 1.1218 110 1110 1.3359 000 1111 0.7004 010 1111 0.9144 100 1111 1.1285 110 1111 1.3426 001 0000 0.7070 011 0000 0.9211 101 0000 1.1352 111 0000 1.3493 001 0001 0.7137 011 0001 0.9278 101 0001 1.1419 111 0001 1.3560 001 0010 0.7204 011 0010 0.9345 101 0010 1.1486 111 0010 1.3627 001 0011 0.7271 011 0011 0.9412 101 0011 1.1553 111 0011 1.3694 001 0100 0.7338 011 0100 0.9479 101 0100 1.1620 111 0100 1.3760 001 0101 0.7405 011 0101 0.9546 101 0101 1.1687 111 0101 1.3827 |
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