JAJSPV2 august   2023 TPSM8S6C24

PRODUCTION DATA  

  1.   1
  2. 特長
  3. アプリケーション
  4. 概要
  5. Revision History
  6. 概要 (続き)
  7. Pin Configuration and Functions
  8. Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Typical Characteristics
  9. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1  Average Current-Mode Control
        1. 8.3.1.1 On-Time Modulator
        2. 8.3.1.2 Current Error Integrator
        3. 8.3.1.3 Voltage Error Integrator
      2. 8.3.2  Linear Regulators
      3. 8.3.3  AVIN and PVIN Pins
      4. 8.3.4  Input Undervoltage Lockout (UVLO)
        1. 8.3.4.1 Fixed AVIN UVLO
        2. 8.3.4.2 Fixed VDD5 UVLO
        3. 8.3.4.3 Programmable PVIN UVLO
        4. 8.3.4.4 EN/UVLO Pin
      5. 8.3.5  Start-Up and Shutdown
      6. 8.3.6  Differential Sense Amplifier and Feedback Divider
      7. 8.3.7  Set Output Voltage and Adaptive Voltage Scaling (AVS)
        1. 8.3.7.1 Reset Output Voltage
        2. 8.3.7.2 Soft Start
      8. 8.3.8  Prebiased Output Start-Up
      9. 8.3.9  Soft Stop and (65h) TOFF_FALL Command
      10. 8.3.10 Power Good (PGOOD)
      11. 8.3.11 Set Switching Frequency
      12. 8.3.12 Frequency Synchronization
      13. 8.3.13 Loop Follower Detection
      14. 8.3.14 Current Sensing and Sharing
      15. 8.3.15 Telemetry
      16. 8.3.16 Overcurrent Protection
      17. 8.3.17 Overvoltage, Undervoltage Protection
      18. 8.3.18 Overtemperature Management
      19. 8.3.19 Fault Management
      20. 8.3.20 Back-Channel Communication
      21. 8.3.21 Switching Node (SW)
      22. 8.3.22 PMBus General Description
      23. 8.3.23 PMBus Address
      24. 8.3.24 PMBus Connections
    4. 8.4 Device Functional Modes
      1. 8.4.1 Programming Mode
      2. 8.4.2 Standalone, Loop Controller, Loop Follower Mode Pin Connections
      3. 8.4.3 Continuous Conduction Mode
      4. 8.4.4 Operation With CNTL Signal (EN/UVLO)
      5. 8.4.5 Operation with (01h) OPERATION Control
      6. 8.4.6 Operation with CNTL and (01h) OPERATION Control
    5. 8.5 Programming
      1. 8.5.1 Supported PMBus Commands
      2. 8.5.2 Pin Strapping
        1. 8.5.2.1 Programming MSEL1
        2. 8.5.2.2 Programming MSEL2
        3. 8.5.2.3 Programming VSEL
        4. 8.5.2.4 Programming ADRSEL
        5. 8.5.2.5 Programming MSEL2 for a Loop Follower Device (GOSNS Tied to BP1V5)
        6. 8.5.2.6 Pin-Strapping Resistor Configuration
    6. 8.6 Register Maps
      1. 8.6.1  Conventions for Documenting Block Commands
      2. 8.6.2  (01h) OPERATION
      3. 8.6.3  (02h) ON_OFF_CONFIG
      4. 8.6.4  (03h) CLEAR_FAULTS
      5. 8.6.5  (04h) PHASE
      6. 8.6.6  (10h) WRITE_PROTECT
      7. 8.6.7  (15h) STORE_USER_ALL
      8. 8.6.8  (16h) RESTORE_USER_ALL
      9. 8.6.9  (19h) CAPABILITY
      10. 8.6.10 (1Bh) SMBALERT_MASK
      11. 8.6.11 (1Bh) SMBALERT_MASK_VOUT
      12. 8.6.12 (1Bh) SMBALERT_MASK_IOUT
      13. 8.6.13 (1Bh) SMBALERT_MASK_INPUT
      14. 8.6.14 (1Bh) SMBALERT_MASK_TEMPERATURE
      15. 8.6.15 (1Bh) SMBALERT_MASK_CML
      16. 8.6.16 (1Bh) SMBALERT_MASK_OTHER
      17. 8.6.17 (1Bh) SMBALERT_MASK_MFR
      18. 8.6.18 (20h) VOUT_MODE
      19. 8.6.19 (21h) VOUT_COMMAND
      20. 8.6.20 (22h) VOUT_TRIM
      21. 8.6.21 (24h) VOUT_MAX
      22. 8.6.22 (25h) VOUT_MARGIN_HIGH
      23. 8.6.23 (26h) VOUT_MARGIN_LOW
      24. 8.6.24 (27h) VOUT_TRANSITION_RATE
      25. 8.6.25 (29h) VOUT_SCALE_LOOP
      26. 8.6.26 (2Bh) VOUT_MIN
      27. 8.6.27 (33h) FREQUENCY_SWITCH
      28. 8.6.28 (35h) VIN_ON
      29. 8.6.29 (36h) VIN_OFF
      30. 8.6.30 (37h) INTERLEAVE
      31. 8.6.31 (38h) IOUT_CAL_GAIN
      32. 8.6.32 (39h) IOUT_CAL_OFFSET
      33. 8.6.33 (40h) VOUT_OV_FAULT_LIMIT
      34. 8.6.34 (41h) VOUT_OV_FAULT_RESPONSE
      35. 8.6.35 (42h) VOUT_OV_WARN_LIMIT
      36. 8.6.36 (43h) VOUT_UV_WARN_LIMIT
      37. 8.6.37 (44h) VOUT_UV_FAULT_LIMIT
      38. 8.6.38 (45h) VOUT_UV_FAULT_RESPONSE
      39. 8.6.39 (46h) IOUT_OC_FAULT_LIMIT
      40. 8.6.40 (47h) IOUT_OC_FAULT_RESPONSE
      41. 8.6.41 (4Ah) IOUT_OC_WARN_LIMIT
      42. 8.6.42 (4Fh) OT_FAULT_LIMIT
      43. 8.6.43 (50h) OT_FAULT_RESPONSE
      44. 8.6.44 (51h) OT_WARN_LIMIT
      45. 8.6.45 (55h) VIN_OV_FAULT_LIMIT
      46. 8.6.46 (56h) VIN_OV_FAULT_RESPONSE
      47. 8.6.47 (58h) VIN_UV_WARN_LIMIT
      48. 8.6.48 (60h) TON_DELAY
      49. 8.6.49 (61h) TON_RISE
      50. 8.6.50 (62h) TON_MAX_FAULT_LIMIT
      51. 8.6.51 (63h) TON_MAX_FAULT_RESPONSE
      52. 8.6.52 (64h) TOFF_DELAY
      53. 8.6.53 (65h) TOFF_FALL
      54. 8.6.54 (78h) STATUS_BYTE
      55. 8.6.55 (79h) STATUS_WORD
      56. 8.6.56 (7Ah) STATUS_VOUT
      57. 8.6.57 (7Bh) STATUS_IOUT
      58. 8.6.58 (7Ch) STATUS_INPUT
      59. 8.6.59 (7Dh) STATUS_TEMPERATURE
      60. 8.6.60 (7Eh) STATUS_CML
      61. 8.6.61 (7Fh) STATUS_OTHER
      62. 8.6.62 (80h) STATUS_MFR_SPECIFIC
      63. 8.6.63 (88h) READ_VIN
      64. 8.6.64 (8Bh) READ_VOUT
      65. 8.6.65 (8Ch) READ_IOUT
      66. 8.6.66 (8Dh) READ_TEMPERATURE_1
      67. 8.6.67 (98h) PMBUS_REVISION
      68. 8.6.68 (99h) MFR_ID
      69. 8.6.69 (9Ah) MFR_MODEL
      70. 8.6.70 (9Bh) MFR_REVISION
      71. 8.6.71 (9Eh) MFR_SERIAL
      72. 8.6.72 (ADh) IC_DEVICE_ID
      73. 8.6.73 (AEh) IC_DEVICE_REV
      74. 8.6.74 (B1h) USER_DATA_01 (COMPENSATION_CONFIG)
      75. 8.6.75 (B5h) USER_DATA_05 (POWER_STAGE_CONFIG)
      76. 8.6.76 (D0h) MFR_SPECIFIC_00 (TELEMETRY_CONFIG)
      77. 8.6.77 (DAh) MFR_SPECIFIC_10 (READ_ALL)
      78. 8.6.78 (DBh) MFR_SPECIFIC_11 (STATUS_ALL)
      79. 8.6.79 (DCh) MFR_SPECIFIC_12 (STATUS_PHASE)
      80. 8.6.80 (E3h) MFR_SPECIFIC_19 (PGOOD_CONFIG)
      81. 8.6.81 (E4h) MFR_SPECIFIC_20 (SYNC_CONFIG)
      82. 8.6.82 (ECh) MFR_SPECIFIC_28 (STACK_CONFIG)
      83. 8.6.83 (EDh) MFR_SPECIFIC_29 (MISC_OPTIONS)
      84. 8.6.84 (EEh) MFR_SPECIFIC_30 (PIN_DETECT_OVERRIDE)
      85. 8.6.85 (EFh) MFR_SPECIFIC_31 (DEVICE_ADDRESS)
      86. 8.6.86 (F0h) MFR_SPECIFIC_32 (NVM_CHECKSUM)
      87. 8.6.87 (F1h) MFR_SPECIFIC_33 (SIMULATE_FAULT)
      88. 8.6.88 (FAh) MFR_SPECIFIC_42 (PASSKEY)
      89. 8.6.89 (FBh) MFR_SPECIFIC_43 (EXT_WRITE_PROTECT)
      90. 8.6.90 (FCh) MFR_SPECIFIC_44 (FUSION_ID0)
      91. 8.6.91 (FDh) MFR_SPECIFIC_45 (FUSION_ID1)
  10. Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1  Custom Design With WEBENCH® Tools
        2. 9.2.2.2  Switching Frequency
        3. 9.2.2.3  Output Voltage Setting (VSEL Pin)
        4. 9.2.2.4  Compensation Selection (MSEL1 Pin)
        5. 9.2.2.5  Output Capacitor Selection
          1. 9.2.2.5.1 Output Voltage Ripple
        6. 9.2.2.6  Input Capacitor Selection
        7. 9.2.2.7  Soft Start, Overcurrent Protection, and Stacking Configuration (MSEL2 Pin)
        8. 9.2.2.8  Enable and UVLO
        9. 9.2.2.9  ADRSEL
        10. 9.2.2.10 BCX_CLK and BCX_DAT
      3. 9.2.3 Application Curves
      4. 9.2.4 Two-Phase Application
        1. 9.2.4.1 Design Requirements
        2. 9.2.4.2 Two-Phase Detailed Design Procedure
          1. 9.2.4.2.1  Switching Frequency
          2. 9.2.4.2.2  Output Voltage Setting (VSEL Pin)
          3. 9.2.4.2.3  Compensation Selection (MSEL1 Pin)
          4. 9.2.4.2.4  Output Capacitor Selection
          5. 9.2.4.2.5  Input Capacitor Selection
          6. 9.2.4.2.6  GOSNS/Loop Follower Pin of Loop Follower Devices
          7. 9.2.4.2.7  Soft Start, Overcurrent Protection, and Stacking Configuration (MSEL2 Pin)
          8. 9.2.4.2.8  Enable, UVLO
          9. 9.2.4.2.9  VSHARE Pin
            1. 9.2.4.2.9.1 ADRSEL Pin
          10. 9.2.4.2.10 SYNC Pin
          11. 9.2.4.2.11 VOSNS Pin of Loop Follower Devices
          12. 9.2.4.2.12 Unused Pins of Loop Follower Devices
        3. 9.2.4.3 Two-Phase Application Curves
    3. 9.3 Power Supply Recommendations
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
      2. 9.4.2 Layout Example
        1. 9.4.2.1 Thermal Performance on the TI EVM
        2. 9.4.2.2 EMI
  11. 10Device and Documentation Support
    1. 10.1 Device Support
      1. 10.1.1 サード・パーティ製品に関する免責事項
      2. 10.1.2 Development Support
        1. 10.1.2.1 Texas Instruments Fusion Digital Power Designer
        2. 10.1.2.2 Custom Design With WEBENCH® Tools
    2. 10.2 ドキュメントの更新通知を受け取る方法
    3. 10.3 サポート・リソース
    4. 10.4 Trademarks
    5. 10.5 静電気放電に関する注意事項
    6. 10.6 用語集
  12. 11Mechanical, Packaging, and Orderable Information

パッケージ・オプション

メカニカル・データ(パッケージ|ピン)
サーマルパッド・メカニカル・データ
発注情報

(FBh) MFR_SPECIFIC_43 (EXT_WRITE_PROTECT)

CMD AddressFBh
Write Transaction:Write Word
Read Transaction:Read Word
Format:Unsigned Binary (2 bytes)
Phased:No
NVM Back-up:EEPROM
Updates:At Boot-up

EXT_WRITE_PROTECT provides the user with greater resolution to Write Protect features than the Standard PMBus Function. Each bit in the EXT_WRITE_PROTECT provides individual and independent WRITE_PROTECTION.

Figure 8-95 (FBh) MFR_SPECIFIC_43(EXT_WRITE_PROTECT) Register Map
15 14 13 12 11 10 9 8
RW RW RW RW RW RW RW RW
HWP WP TRIM VOUT VOF WIN ITF MAR
7 6 5 4 3 2 1 0
RW RW RW RW RW RW RW RW
OP CFG VIN SEQ DAT BOT PSK STR
LEGEND: R/W = Read/Write; R = Read only
Table 8-106 Register Field Descriptions

Bit

Field

Access

Reset

Description

15

HWP

RW

NVM

Command List: EXT_WRITE_PROTECT (This command), PASSKEY

0b: Commands are Writable unless:

a. EXT_WRITE_PROTECT is Write Protected by PASSKEY

b. PASSKEY is Write Protected by EXT_WRITE_PROTECT[1]

1b: Commands are Read Only (if stored to NVM, this will permanently lock EXT_WRITE_PROTECT)

14 WP RW NVM

Command List: WRITE_PROTECT (Standard PMBus Command)

0b: Commands are Writable (No other command controls write access to

WRITE_PROTECT

1b: Commands are Read Only

13 TRIM RW NVM

Command List: VOUT_TRIM, VOUT_SCALE_LOOP, IOUT_CAL_GAIN,

IOUT_CAL_OFFSET

0b: Commands are Writable unless Write Protected by WRITE_PROTECT

1b: Commands are Read Only

12 VOUT RW NVM

Command List: VOUT_MODE, VOUT_COMMAND

0b: Commands are Writable unless Write Protected by WRITE_PROTECT

1b: Commands are Read Only

11 VOF RW NVM

Command List: VOUT_MAX, VOUT_OV_FAULT_LIMIT,

VOUT_OV_FAULT_RESPONSE, VOUT_UV_FAULT_LIMIT,

VOUT_UV_FAULT_RESPONSE, VOUT_MIN

0b: Commands are Writable unless Write Protected by WRITE_PROTECT

1b: Commands are Read Only

10 WN RW NVM

Command List: VOUT_OV_WARN_LIMIT, VOUT_UV_WARN_LIMIT,

IOUT_OC_WARN_LIMIT, OT_WARN_LIMIT, SMBALERT_MASK

0b: Commands are Writable unless Write Protected by WRITE_PROTECT

1b: Commands are Read Only

9 ITF RW NVM

Command List: IOUT_OC_FAULT_LIMIT, IOUT_OC_FAULT_RESPONSE,

OT_FAULT_LIMIT, OT_FAULT_RESPONSE, SIMULATE_FAULTS

0b: Commands are Writable unless Write Protected by WRITE_PROTECT

1b: Commands are Read Only

8 MAR RW NVM

Command List: VOUT_MARGIN_HIGH, VOUT_MARGIN_LOW,

VOUT_TRANSITION_RATE

0b: Commands are Writable unless Write Protected by WRITE_PROTECT

1b: Commands are Read Only

7 OP RW NVM

Command List: OPERATION

0b: Commands are Writable unless Write Protected by WRITE_PROTECT

1b: Commands are Read Only

6 CFG RW NVM

Command List: FREQUENCY_SWITCH, INTERLEAVE,

COMPENSATION_CONFIG, TRANSIENT_REDUCTION_CONFIG, TELEMETRY_CONFIG, POWER_STAGE_CONFIG, PGOOD_CONFIG, SYNC_CONFIG, MISC_OPTIONS, STACK_CONFIG

0b: Commands are Writable unless Write Protected by WRITE_PROTECT

1b: Commands are Read Only

5 VIN RW NVM

Command List: VIN_UV_WARN_LIMIT, VIN_OV_FAULT_LIMIT,

VIN_OV_WARN_LIMIT, VIN_OV_FAULT_RESPONSE

0b: Commands are Writable unless Write Protected by WRITE_PROTECT

1b: Commands are Read Only

4 SEQ RW NVM

Command List: TON_DELAY, TON_RISE, TON_MAX_FAULT_LIMIT,

TON_MAX_FAULT_RESPONSE, TOFF_DELAY, TOFF_FALL, and ON_OFF_CONFIG, VIN_ON, VIN_OFF

0b: Commands are Writable unless Write Protected by WRITE_PROTECT

1b: Commands are Read Only

3 DAT RW NVM

Command List: MFR_ID, MFR_MODEL, MFE_REVISION, MFR_SERIAL

0b: Commands are Writable unless Write Protected by WRITE_PROTECT

1b: Commands are Read Only

2 BOT RW NVM

Command List: PIN_DETECT_OVERRIDE, PMBUS_ADDRESS

0b: Command are Writable unless Read Only from WRITE_PROTECT

1b: Commands are Read Only

1 PSK RW NVM

Command List: PASSKEY

0b: Commands are Writable unless Write Protected by WRITE_PROTECT

1b: Commands are Read Only

Note:

Because PASSKEY write protects EXT_WRITE_PROTECT when

PASSKEY != 0000h, setting this bit when PASSKEY != 0000h and

storing to NVM permanently locks access to EXT_WRITE_PROTECT.

Setting this bit when PASSKEY is set to 0000h prevents the

programming of a PASSKEY value.

0 STR RW NVM

Command List: STORE_USER_ALL

0b @ Power On Reset: Commands are Writable unless Read Only from WRITE_PROTECT or PASSKEY

0b @ RESTORE: Commands are Writable unless Read Only from

WRITE_PROTECT or PASSKEY

0b at All other Times: Commands are Writable unless Read Only from WRITE_PROTECT or PASSKEY

1b @ Power On Reset: Commands are Read Only

1b @ RESTORE: Commands are Read Only