ZHCSQY3 march   2023 TPS546D24S

PRODUCTION DATA  

  1. 特性
  2. 应用
  3. 说明
  4. Revision History
  5. Pin Configuration and Functions
  6. Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Typical Characteristics
  7. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Average Current-Mode Control
        1. 7.3.1.1 On-Time Modulator
        2. 7.3.1.2 Current Error Integrator
        3. 7.3.1.3 Voltage Error Integrator
      2. 7.3.2  Linear Regulators
      3. 7.3.3  AVIN and PVIN Pins
      4. 7.3.4  Input Undervoltage Lockout (UVLO)
        1. 7.3.4.1 Fixed AVIN UVLO
        2. 7.3.4.2 Fixed VDD5 UVLO
        3. 7.3.4.3 Programmable PVIN UVLO
        4. 7.3.4.4 EN/UVLO Pin
      5. 7.3.5  Start-Up and Shutdown
      6. 7.3.6  Differential Sense Amplifier and Feedback Divider
      7. 7.3.7  Set Output Voltage and Adaptive Voltage Scaling (AVS)
        1. 7.3.7.1 Reset Output Voltage
        2. 7.3.7.2 Soft Start
      8. 7.3.8  Prebiased Output Start-Up
      9. 7.3.9  Soft Stop and (65h) TOFF_FALL Command
      10. 7.3.10 Power Good (PGOOD)
      11. 7.3.11 Set Switching Frequency
      12. 7.3.12 Frequency Synchronization
      13. 7.3.13 Loop Follower Detection
      14. 7.3.14 Current Sensing and Sharing
      15. 7.3.15 Telemetry
      16. 7.3.16 Overcurrent Protection
      17. 7.3.17 Overvoltage/Undervoltage Protection
      18. 7.3.18 Overtemperature Management
      19. 7.3.19 Fault Management
      20. 7.3.20 Back-Channel Communication
      21. 7.3.21 Switching Node (SW)
      22. 7.3.22 PMBus General Description
      23. 7.3.23 PMBus Address
      24. 7.3.24 PMBus Connections
    4. 7.4 Device Functional Modes
      1. 7.4.1 Programming Mode
      2. 7.4.2 Standalone, Loop Controller, Loop Follower Mode Pin Connections
      3. 7.4.3 Continuous Conduction Mode
      4. 7.4.4 Operation With CNTL Signal (EN/UVLO)
      5. 7.4.5 Operation with (01h) OPERATION Control
      6. 7.4.6 Operation with CNTL and (01h) OPERATION Control
    5. 7.5 Programming
      1. 7.5.1 Supported PMBus Commands
      2. 7.5.2 Pin Strapping
        1. 7.5.2.1 Programming MSEL1
        2. 7.5.2.2 Programming MSEL2
        3. 7.5.2.3 Programming VSEL
        4. 7.5.2.4 Programming ADRSEL
        5. 7.5.2.5 Programming MSEL2 for a Loop Follower Device (GOSNS Tied to BP1V5)
        6. 7.5.2.6 Pin-Strapping Resistor Configuration
    6. 7.6 Register Maps
      1. 7.6.1  Conventions for Documenting Block Commands
      2. 7.6.2  (01h) OPERATION
      3. 7.6.3  (02h) ON_OFF_CONFIG
      4. 7.6.4  (03h) CLEAR_FAULTS
      5. 7.6.5  (04h) PHASE
      6. 7.6.6  (10h) WRITE_PROTECT
      7. 7.6.7  (15h) STORE_USER_ALL
      8. 7.6.8  (16h) RESTORE_USER_ALL
      9. 7.6.9  (19h) CAPABILITY
      10. 7.6.10 (1Bh) SMBALERT_MASK
      11. 7.6.11 (1Bh) SMBALERT_MASK_VOUT
      12. 7.6.12 (1Bh) SMBALERT_MASK_IOUT
      13. 7.6.13 (1Bh) SMBALERT_MASK_INPUT
      14. 7.6.14 (1Bh) SMBALERT_MASK_TEMPERATURE
      15. 7.6.15 (1Bh) SMBALERT_MASK_CML
      16. 7.6.16 (1Bh) SMBALERT_MASK_OTHER
      17. 7.6.17 (1Bh) SMBALERT_MASK_MFR
      18. 7.6.18 (20h) VOUT_MODE
      19. 7.6.19 (21h) VOUT_COMMAND
      20. 7.6.20 (22h) VOUT_TRIM
      21. 7.6.21 (24h) VOUT_MAX
      22. 7.6.22 (25h) VOUT_MARGIN_HIGH
      23. 7.6.23 (26h) VOUT_MARGIN_LOW
      24. 7.6.24 (27h) VOUT_TRANSITION_RATE
      25. 7.6.25 (29h) VOUT_SCALE_LOOP
      26. 7.6.26 (2Bh) VOUT_MIN
      27. 7.6.27 (33h) FREQUENCY_SWITCH
      28. 7.6.28 (35h) VIN_ON
      29. 7.6.29 (36h) VIN_OFF
      30. 7.6.30 (37h) INTERLEAVE
      31. 7.6.31 (38h) IOUT_CAL_GAIN
      32. 7.6.32 (39h) IOUT_CAL_OFFSET
      33. 7.6.33 (40h) VOUT_OV_FAULT_LIMIT
      34. 7.6.34 (41h) VOUT_OV_FAULT_RESPONSE
      35. 7.6.35 (42h) VOUT_OV_WARN_LIMIT
      36. 7.6.36 (43h) VOUT_UV_WARN_LIMIT
      37. 7.6.37 (44h) VOUT_UV_FAULT_LIMIT
      38. 7.6.38 (45h) VOUT_UV_FAULT_RESPONSE
      39. 7.6.39 (46h) IOUT_OC_FAULT_LIMIT
      40. 7.6.40 (47h) IOUT_OC_FAULT_RESPONSE
      41. 7.6.41 (4Ah) IOUT_OC_WARN_LIMIT
      42. 7.6.42 (4Fh) OT_FAULT_LIMIT
      43. 7.6.43 (50h) OT_FAULT_RESPONSE
      44. 7.6.44 (51h) OT_WARN_LIMIT
      45. 7.6.45 (55h) VIN_OV_FAULT_LIMIT
      46. 7.6.46 (56h) VIN_OV_FAULT_RESPONSE
      47. 7.6.47 (58h) VIN_UV_WARN_LIMIT
      48. 7.6.48 (60h) TON_DELAY
      49. 7.6.49 (61h) TON_RISE
      50. 7.6.50 (62h) TON_MAX_FAULT_LIMIT
      51. 7.6.51 (63h) TON_MAX_FAULT_RESPONSE
      52. 7.6.52 (64h) TOFF_DELAY
      53. 7.6.53 (65h) TOFF_FALL
      54. 7.6.54 (78h) STATUS_BYTE
      55. 7.6.55 (79h) STATUS_WORD
      56. 7.6.56 (7Ah) STATUS_VOUT
      57. 7.6.57 (7Bh) STATUS_IOUT
      58. 7.6.58 (7Ch) STATUS_INPUT
      59. 7.6.59 (7Dh) STATUS_TEMPERATURE
      60. 7.6.60 (7Eh) STATUS_CML
      61. 7.6.61 (7Fh) STATUS_OTHER
      62. 7.6.62 (80h) STATUS_MFR_SPECIFIC
      63. 7.6.63 (88h) READ_VIN
      64. 7.6.64 (8Bh) READ_VOUT
      65. 7.6.65 (8Ch) READ_IOUT
      66. 7.6.66 (8Dh) READ_TEMPERATURE_1
      67. 7.6.67 (98h) PMBUS_REVISION
      68. 7.6.68 (99h) MFR_ID
      69. 7.6.69 (9Ah) MFR_MODEL
      70. 7.6.70 (9Bh) MFR_REVISION
      71. 7.6.71 (9Eh) MFR_SERIAL
      72. 7.6.72 (ADh) IC_DEVICE_ID
      73. 7.6.73 (AEh) IC_DEVICE_REV
      74. 7.6.74 (B1h) USER_DATA_01 (COMPENSATION_CONFIG)
      75. 7.6.75 (B5h) USER_DATA_05 (POWER_STAGE_CONFIG)
      76. 7.6.76 (D0h) MFR_SPECIFIC_00 (TELEMETRY_CONFIG)
      77. 7.6.77 (DAh) MFR_SPECIFIC_10 (READ_ALL)
      78. 7.6.78 (DBh) MFR_SPECIFIC_11 (STATUS_ALL)
      79. 7.6.79 (DCh) MFR_SPECIFIC_12 (STATUS_PHASE)
      80. 7.6.80 (E3h) MFR_SPECIFIC_19 (PGOOD_CONFIG)
      81. 7.6.81 (E4h) MFR_SPECIFIC_20 (SYNC_CONFIG)
      82. 7.6.82 (ECh) MFR_SPECIFIC_28 (STACK_CONFIG)
      83. 7.6.83 (EDh) MFR_SPECIFIC_29 (MISC_OPTIONS)
      84. 7.6.84 (EEh) MFR_SPECIFIC_30 (PIN_DETECT_OVERRIDE)
      85. 7.6.85 (EFh) MFR_SPECIFIC_31 (DEVICE_ADDRESS)
      86. 7.6.86 (F0h) MFR_SPECIFIC_32 (NVM_CHECKSUM)
      87. 7.6.87 (F1h) MFR_SPECIFIC_33 (SIMULATE_FAULT)
      88. 7.6.88 (FAh) MFR_SPECIFIC_42 (PASSKEY)
      89. 7.6.89 (FBh) MFR_SPECIFIC_43 (EXT_WRITE_PROTECT)
      90. 7.6.90 (FCh) MFR_SPECIFIC_44 (FUSION_ID0)
      91. 7.6.91 (FDh) MFR_SPECIFIC_45 (FUSION_ID1)
  8. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1  Custom Design With WEBENCH® Tools
        2. 8.2.2.2  Switching Frequency
        3. 8.2.2.3  Inductor Selection
        4. 8.2.2.4  Output Capacitor Selection
          1. 8.2.2.4.1 Output Voltage Deviation During Load Transient
          2. 8.2.2.4.2 Output Voltage Ripple
        5. 8.2.2.5  Input Capacitor Selection
        6. 8.2.2.6  AVIN, BP1V5, VDD5 Bypass Capacitor
        7. 8.2.2.7  Bootstrap Capacitor Selection
        8. 8.2.2.8  R-C Snubber
        9. 8.2.2.9  Output Voltage Setting (VSEL Pin)
        10. 8.2.2.10 Compensation Selection (MSEL1 Pin)
        11. 8.2.2.11 Soft Start, Overcurrent Protection, and Stacking Configuration (MSEL2 Pin)
        12. 8.2.2.12 Enable and UVLO
        13. 8.2.2.13 ADRSEL
        14. 8.2.2.14 Pin-Strapping Resistor Selection
        15. 8.2.2.15 BCX_CLK and BCX_DAT
      3. 8.2.3 Application Curves
    3. 8.3 Two-Phase Application
      1. 8.3.1  Design Requirements
      2. 8.3.2  Switching Frequency
      3. 8.3.3  Inductor Selection
      4. 8.3.4  Output Capacitor Selection
      5. 8.3.5  Input Capacitor Selection
      6. 8.3.6  AVIN, BP1V5, VDD5 Bypass Capacitor
      7. 8.3.7  Bootstrap Capacitor Selection
      8. 8.3.8  R-C Snubber
      9. 8.3.9  Output Voltage Setting (VSEL Pin)
      10. 8.3.10 Compensation Selection (MSEL1 Pin)
      11. 8.3.11 GOSNS/FLWR Pin of Loop Follower Devices
      12. 8.3.12 Soft Start, Overcurrent Protection, and Stacking Configuration (MSEL2 Pin)
      13. 8.3.13 Enable, UVLO
      14. 8.3.14 VSHARE Pin
        1. 8.3.14.1 ADRSEL Pin
      15. 8.3.15 SYNC Pin
      16. 8.3.16 VOSNS Pin of Loop Follower Devices
      17. 8.3.17 Unused Pins of Loop Follower Devices
      18. 8.3.18 Two-phase Application Curves
    4. 8.4 Four-Phase Application
    5. 8.5 Power Supply Recommendations
    6. 8.6 Layout
      1. 8.6.1 Layout Guidelines
      2. 8.6.2 Layout Example
      3. 8.6.3 Mounting and Thermal Profile Recommendation
  9. Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 第三方米6体育平台手机版_好二三四免责声明
      2. 9.1.2 Development Support
        1. 9.1.2.1 Custom Design With WEBENCH® Tools
        2. 9.1.2.2 Texas Instruments Fusion Digital Power Designer
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 接收文档更新通知
    4. 9.4 支持资源
    5. 9.5 Trademarks
    6. 9.6 静电放电警告
    7. 9.7 术语表
  10. 10Mechanical, Packaging, and Orderable Information

封装选项

机械数据 (封装 | 引脚)
散热焊盘机械数据 (封装 | 引脚)
订购信息

(B1h) USER_DATA_01 (COMPENSATION_CONFIG)

CMD AddressB1h
Write Transaction:Write Block
Read Transaction:Read Block
Format:Unsigned Binary (5 bytes)
Phased:No
NVM Back-up:EEPROM or Pin Detection
Updates:Conversion Disable: on-the-fly. Conversion Enable: hardware update blocked. To update hardware after write while enabled, store to NVM with (15h) STORE_USER_ALL and (16h) RESTORE_USER_ALL or cycle AVIN below UVLO.

Configure the control loop compensation.

Figure 7-80 (B1h) USER_DATA_01 (COMPENSATION_CONFIG) Register Map
3938373635343332
RWRWRWRWRWRWRWRW
SEL_CZI[1:0]SEL_CPI[4:0]SEL_CZI_MUL
3130292827262524
RRWRWRWRWRWRWRW
SEL_RVI[5:0]SEL_CZI[3:2]
2322212019181716
RWRWRWRWRWRWRWRW
SEL_CZV[1:0]SEL_CPV[4:0]0
15141312111098
RWRWRWRWRWRWRWRW
SEL_RVV[5:0]SEL_CZV[3:2]
76543210
RWRWRWRWRWRWRWRW
00SEL_GMV[1:0]00SEL_GMI[1:0]
LEGEND: R/W = Read/Write; R = Read only
Table 7-91 Register Field Descriptions
BitFieldAccessResetDescription
25:24,39:38SEL_CZI[3:0]RWNVMSelects the value of current loop integrating capacitor.
CZI = 6.66 pF x CZI_MUL x 2SEL_GMI[1:0] x SEL_CZI[3:0]
37:33SEL_CPI[4:0]RWNVMSelects the value of current loop filter capacitor.
CPI = 3.2 pF x SEL_CPI[4:0]
32SEL_CZI_MULRWNVMSelects the value of current loop integrating capacitor multiplier.
0b: CZI_MUL = 1
1b: CZI_MUL = 2
31:26SEL_RVI[5:0]RWNVMSelects the value of current loop mid-band gain resistor.
RVI = 5 kΩ x SEL_RVI[5:0]
9:8, 23:22SEL_CZV[3:0]RWNVMSelects the value of voltage loop integrating capacitor.
CZV = 125 pF x 2SEL_GMV[1:0] x SEL_CZV[3:0]
21:17SEL_CPV[4:0]RWNVMSelects the value of voltage loop filter capacitor.
CPV = 6.25 pF x SEL_CPV[4:0]
16ReservedRWNVMReserved, set to 0b
15:10SEL_RVV[5:0]RWNVMSelects the value of voltage loop mid-band gain resistor.
RVV = 5 kΩ x SEL_RVV[5:0]
7:6ReservedRWNVMReserved, set to 00b
5:4SEL_GMV[1:0]RWNVMSelects the value of voltage error transconductance.
GMV = 25 µS x 2SEL_GMV[1:0]
3:2ReservedRWNVMReserved, set to 00b
1:0SEL_GMI[1:0]RWNVMSelects the value of current error transconductance.
GMI = 25 µS x 2SEL_GMI[1:0]

(B1h) USER_DATA_01 (COMPENSATION_CONFIG) can be written to while output conversion is enabled, but updating those values to hardware will be blocked. To update the value used by the control loop:

Due to the complexity of translating the 5-byte HEX value of (B1h) USER_DATA_01 (COMPENSATION_CONFIG) into analog compensation values, users are recommended to use the tools available on the TPS546D24S product folder such as the TPS546x24S Compensation and Pin-Strap Resistor Calculator design tool.