ZHCSQY3 march   2023 TPS546D24S

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 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. 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. 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. 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

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机械数据 (封装 | 引脚)
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订购信息

7.5.1 Supported PMBus Commands

The commands listed in Table 7-6 are implemented as described to conform to the PMBus 1.3 specification. Table 7-6 also lists the default for the bit behavior and register values.

Table 7-6 Supported PMBus Commands and Default Values
CMD CODE (HEX)COMMAND NAME (PMBus 1.3 SPEC)DEFAULT VALUE
01hOPERATION04h
02hON_OFF_CONFIG17h
03hCLEAR_FAULTSn/a
04hPHASEFFh
10hWRITE_PROTECT00h
15hSTORE_USER_ALLn/a
16hRESTORE_USER_ALLn/a
19hCAPABILITYD0h
1BhSMBALERT_MASKn/a
20hVOUT_MODE97h
21hVOUT_COMMAND019Ah
22hVOUT_TRIM0000h
24hVOUT_MAX0C00h
25hVOUT_MARGIN_HIGH021Ah
26hVOUT_MARGIN_LOW01E6h
27hVOUT_TRANSITION_RATEE010h
29hVOUT_SCALE_LOOPC840h
2BhVOUT_MIN0100h
33hFREQUENCY_SWITCH01C2h
35hVIN_ONF00Bh
36hVIN_OFFF00Ah
37hINTERLEAVE0020h
38hIOUT_CAL_GAINC880h
39hIOUT_CAL_OFFSETE000h
40hVOUT_OV_FAULT_LIMIT024Dh
41hVOUT_OV_FAULT_RESPONSEBDh
42hVOUT_OV_WARN_LIMIT022Eh
43hVOUT_UV_WARN_LIMIT01CCh
44hVOUT_UV_FAULT_LIMIT01B2h
45hVOUT_UV_FAULT_RESPONSEBEh
46hIOUT_OC_FAULT_LIMITF0D0h
47hIOUT_OC_FAULT_RESPONSEFFh
4AhIOUT_OC_WARN_LIMITF0A0h
4FhOT_FAULT_LIMIT0096h
50hOT_FAULT_RESPONSEBCh
51hOT_WARN_LIMIT007Dh
55hVIN_OV_FAULT_LIMIT0015
56hVIN_OV_FAULT_RESPONSE3Ch
58hVIN_UV_WARN_LIMITF00Ah
60hTON_DELAYF800h
61hTON_RISEF00Ch
62hTON_MAX_FAULIT_LIMITF800h
63hTON_MAX_FAULT_RESPONSE3Bh
64hTOFF_DELAYF800h
65hTOFF_FALLF002h
78hSTATUS_BYTE00h
79hSTATUS_WORD00h
7AhSTATUS_VOUT00h
7BhSTATUS_IOUT00h
7ChSTATUS_INPUT00h
7DhSTATUS_TEMPERATURE00h
7EhSTATUS_CML00h
7FhSTATUS_OTHER00h
80hSTATUS_MFR_SPECIFIC00h
88hREAD_VINn/a
8BhREAD_VOUTn/a
8ChREAD_IOUTn/a
8DhREAD_TEMPERATURE_1n/a
98hPMBUS_REVISION33h
99hMFR_ID00 00 00h
9AhMFR_MODEL00 00 00h
9BhMFR_REVISION00 00 00h
9EhMFR_SERIAL00 00 00h
ADhIC_DEVICE_ID54 49 54 6D 24 62h
AEhIC_DEVICE_REV41 00h
B1hUSER_DATA_01 (COMPENSATION_CONFIG)22 18 C2 1D 06h
B5hUSER_DATA_05 (POWER_STAGE_CONFIG)70h
D0hMFR_SPECIFIC_00 (TELEMETRY_CONFIG)03 03 03 03 03 00h
DAhMFR_SPECIFIC_10 (READ_ALL)n/a
DBhMFR_SPECIFIC_11 (STATUS_ALL)n/a
E4hMFR_SPECIFIC_20 (SYNC_CONFIG)F0h
EChMFR_SPECIFIC_28 (STACK_CONFIG)0000h
EDhMFR_SPECIFIC_29 (MISC_OPTIONS)0000h
EEhMFR_SPECIFIC_30 (PIN_DETECT_OVERRIDE)1F2Fh
EFhMFR_SPECIFIC_31 (DEVICE_ADDRESS)24h
F0hMFR_SPECIFIC_32 (NVM_CHECKSUM)E9E0h
F1hMFR_SPECIFIC_33 (SIMULATE FAULTS)0000h
FAh MFR_SPECIFIC_42 (PASSKEY) 0000h
FBh MFR_SPECIFIC_43 (EXT_WRITE_PROTECT) 0000h
FChMFR_SPECIFIC_44 (FUSION_ID0)02C0h
FDhMFR_SPECIFIC_45 (FUSION_ID1)54 49 4C 4F 43 4Bh
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