topic 回复： phase error for gd3000 in Power Management https://community.nxp.com/t5/Power-Management/phase-error-for-gd3000/m-p/1544887#M2238 hi zhang,what type of BLDC do you used in your project sensorless or sensor? Thu, 27 Oct 2022 08:51:52 GMT Jack_cheng 2022-10-27T08:51:52Z phase error for gd3000 https://community.nxp.com/t5/Power-Management/phase-error-for-gd3000/m-p/1075669#M1034 <HTML><HEAD></HEAD><BODY><P>&nbsp;I got "phase error" while i tred to run&nbsp; a bldc witch runs at above 35000 N，i measure the PWM IN wave for gd3000 and PWM out from GD3000 ，i fount the&nbsp;out put from GD3000 for&nbsp;upper &nbsp;mosfet is&nbsp;wrong which <A href="https://community.nxp.com/external-link.jspa?url=http%3A%2F%2Fwww.baidu.com%2Flink%3Furl%3DTUm72jBNwtffjGL8ruh6FWcZzXwWefPe0CT_FfaIHKVM8k3COOqiVC4pwmJ1cIzRjMkr7EJDTjrX_2cp88JZQB_j42onIdbiAV7LhBQz_vK" rel="nofollow" target="_blank"><SPAN style="color: #0066cc; text-decoration: underline; ">combine</SPAN></A>s the PWM&nbsp;for&nbsp;&nbsp;lower&nbsp;&nbsp;MOSFET，it is real strange. for detail ，please see the atatchment.</P></BODY></HTML> Tue, 09 Jun 2020 05:55:35 GMT https://community.nxp.com/t5/Power-Management/phase-error-for-gd3000/m-p/1075669#M1034 steven_zhang 2020-06-09T05:55:35Z Re: phase error for gd3000 https://community.nxp.com/t5/Power-Management/phase-error-for-gd3000/m-p/1075670#M1035 <HTML><HEAD></HEAD><BODY><P>Please also post your schematic here.</P></BODY></HTML> Tue, 09 Jun 2020 06:09:09 GMT https://community.nxp.com/t5/Power-Management/phase-error-for-gd3000/m-p/1075670#M1035 guoweisun 2020-06-09T06:09:09Z Re: phase error for gd3000 https://community.nxp.com/t5/Power-Management/phase-error-for-gd3000/m-p/1075671#M1036 <HTML><HEAD></HEAD><BODY><P>my customer used the MOTORGD FRDM board ，he connect his STM32F429 evk &nbsp;board and the MOTORGD with some Dupont Lines.the attachment is the&nbsp; MOTORGD&nbsp; sch. he cut the PCB trace between the two pins of J15 ，so he can drive his 24V BLDC motor , the 5V power supplier is power by the STM32F429 board&nbsp;.</P></BODY></HTML> Tue, 09 Jun 2020 07:03:00 GMT https://community.nxp.com/t5/Power-Management/phase-error-for-gd3000/m-p/1075671#M1036 steven_zhang 2020-06-09T07:03:00Z Re: phase error for gd3000 https://community.nxp.com/t5/Power-Management/phase-error-for-gd3000/m-p/1075672#M1037 <HTML><HEAD></HEAD><BODY><P>如果是速度慢下来以后还会有这种错误发生吗？</P></BODY></HTML> Wed, 10 Jun 2020 08:10:41 GMT https://community.nxp.com/t5/Power-Management/phase-error-for-gd3000/m-p/1075672#M1037 guoweisun 2020-06-10T08:10:41Z 回复： phase error for gd3000 https://community.nxp.com/t5/Power-Management/phase-error-for-gd3000/m-p/1544887#M2238 hi zhang,what type of BLDC do you used in your project sensorless or sensor? Thu, 27 Oct 2022 08:51:52 GMT https://community.nxp.com/t5/Power-Management/phase-error-for-gd3000/m-p/1544887#M2238 Jack_cheng 2022-10-27T08:51:52Z