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  Yingchun Chen

  • over 1 year ago
  • Power management
  • Power management forum

  TWL6032: TWL6032 precharge stops unexpectedly

  TI Thinks Resolved

  Part Number: TWL6032 Dear, We are using TWL6032 + omap4460 for our product, and met some problem on battery charging. Capacity of the battery we are using is 3600mAh. While battery is over discharged, connecting charger to the device, precharge will...
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  Carolus Andrews

  • over 1 year ago
  • Power management
  • Power management forum

  TWL6032: Reverse Polarity Protection

  TI Thinks Resolved

  Part Number: TWL6032 Team, I have a customer that has just begun production runs on a product containing TWL6032. They've had a few issues where they believe it is being caused by the battery initially being plugged in backwards. Are there any recommended...
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  Takashi Yamaguchi

  • over 1 year ago
  • Power management
  • Power management forum

  TWL6032: RTC accuracy

  TI Thinks Resolved

  Part Number: TWL6032 Hi team, I received a question about TWL6032 RTC accuracy from my customer Customer is using TWL6032 for their products, but it seems that there is a large time lag on RTC. Therefore, customer wants to know the accuracy of the...
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  Kevin LaRosa

  • over 2 years ago
  • Power management
  • Power management forum

  RE: TWL6032: Can registers be changed during hardware charging?

  Hi Robert, Yes, the values in the registers can be changed once device is in ON state. They are reset each time AC/USB power is lost (to ensure the previous AC/USB settings are not used incorrectly), so they will need to be set each time a AC/USB source...
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  Logan Lin

  • over 3 years ago
  • Power management
  • Power management forum

  TWL6032: Voltage leakage 2.5V at Vsys

  • Resolved

  Part Number: TWL6032 HI Sirs: Our cutomer found the voltage leakage 2.5V at Vsys through
• 

  Aaron Jones

  • over 3 years ago
  • Power management
  • Power management forum

  TWL6032 peripheral support, documentation, drivers for watchdog

  • Resolved

  Hi Team, We are using some SOM with OMAP onboard, and SOM has external TWL 6032 (Power Management Chip). While there is just a little information of hw characteristics publicly available, we cannot find programming guide how to get use of it, neither we can find driver code available to integrate it...
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  Derek Lee

  • over 3 years ago
  • Power management
  • Power management forum

  TWL6032: TWL6032 design question

  TI Thinks Resolved

  Part Number: TWL6032 TWL6032, can we GND the VBUS_B1-B3? Now the USB_OTG_VBUS is from the debug port, but not for battery charging? customer found the USB_OTG_VBUS to PMIC will interfere with Vsys (5V).
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  Francis Huang

  • over 4 years ago
  • Power management
  • Power management forum

  [TWL6032A2B4YFF] The charging LED is blinking when battery near full

  • Resolved

  We encountered one issue. The charging LED is always blinking when battery near full. If I changed VOREG from 4.1V to 4.2V, the blinking issue is gone after few miniutes. We have some question that list below. 1. Is it caused by VBAT have big change when charging current terminates? 2. If the 120 mV...
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  Raymundo Hernandez-Toscano

  • over 3 years ago
  • Power management
  • Power management forum

  RE: TWL6032: Watchdog not starting

  Hi Nabeel, The registers above do not provide any indication of watchdog being disabled. Like you stated register 0x2C (Primary_Watchdog_CFG) is used to set the primary watchdog counter. By writing 0x40 to the PHOENIX_ DEV_ON register will restart the...
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  charlie zhou

  • over 4 years ago
  • Power management
  • Power management forum

  CC(constant current) charging mode, VSYS =3.97, VBAT=3.72V while DLIN=100mV for TWL6032A2B4 with powerpath and hardware controlled charging

  we use 580mH LI-Ion battery, when VBAT=3.7V, the system is on, then we plug in the USB charger we set CIN_LIMIT=600mA, VOREG=4.2V and change CHRG_DET_N=1, our VBAT_HI_MIN =3.4V, so we expect the TWL6032 will use CC(constant current) mode to charge...

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