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Biduleohm

DPB Block Diagram

Biduleohm
Jul 26th, 2020 (edited)
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  1. TEMP_FET_A<---------------------------------------------------------------------+
  2. TEMP_FET_B<---------------------------------------------------------------------|-----+
  3. | |
  4. P- | |
  5. | | |
  6. +---------+ | |
  7. +-------+ +---------+ | D |+------+ |
  8. DISCONNECT---->| | | FET | | ||TEMP. | |
  9. HW_DISCONNECT---->| AND |-----+---->| Gate |---------------->|G FETs || | |
  10. E_STOP---->| | | | Driver | | ||SENSOR| |
  11. +-------+ | +---------+ | S |+------+ |
  12. | ^ +---------+ |
  13. | | | |
  14. | +-------------+ | |
  15. | | Isolated | | |
  16. -12V----------------------------|-->| DC/DC Conv. |---GND_DISCONNECT---+ |
  17. | | +/-12V Out | | |
  18. | +-------------+ | +-----+
  19. | | | |
  20. | V +---------+ |
  21. | +---------+ | S |+------+
  22. | | FET | | ||TEMP. |
  23. +---->| Gate |---------------->|G FETs || |
  24. | Driver | | ||SENSOR|
  25. +---------+ | D |+------+
  26. +---------+
  27. |
  28. B-
  29. P-
  30. |
  31. V_PRECHG_SENSE<---------------------------+
  32. |
  33. +---------+
  34. +---------+ | D |
  35. | FET | | |
  36. RECOVER---->| Gate |---+--------->|G FET |
  37. | Driver | | | |
  38. +---------+ | | S |
  39. ^ | +---------+
  40. | | |
  41. +-------------+ | |
  42. | Isolated | | |
  43. -12V----->| DC/DC Conv. |-|-GND_RECOVER---+
  44. | +/-12V Out | | |
  45. +-------------+ | |
  46. | |
  47. | +---------+
  48. | | S |
  49. | | |
  50. +--------->|G FET |
  51. | |
  52. | D |
  53. +---------+
  54. | 1.8 k
  55. V_PRECHG_TEST<----------------------------+<------/\/\/---|<]---3.3V
  56. |
  57. /
  58. \ 0.8
  59. /
  60. |
  61. +--------+
  62. | |
  63. +---------+ |
  64. | S | |
  65. | | _|_
  66. PRECHARGE--------------------------->|G FET | /_\
  67. | | |
  68. | D | |
  69. +---------+ |
  70. | |
  71. +--------+
  72. |
  73. B-
  74.  
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