ZHCSR16 September   2022 TPS544C26

ADVANCE INFORMATION  

  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  Internal VCC LDO and Using an External Bias on VCC/VDRV Pin
      2. 7.3.2  Input Undervoltage Lockout (UVLO)
        1. 7.3.2.1 Fixed VCC UVLO
        2. 7.3.2.2 Fixed VDRV UVLO
        3. 7.3.2.3 Programmable PVIN UVLO
        4. 7.3.2.4 Enable
      3. 7.3.3  Differential Remote Sense and Internal Feedback Divider
      4. 7.3.4  Set the Output Voltage and VID Table
      5. 7.3.5  Startup and Shutdown
      6. 7.3.6  Dynamic Voltage Slew Rate
      7. 7.3.7  Adaptive Voltage Positioning (Droop) and DC Load Line (DCLL)
      8. 7.3.8  Loop Compensation
      9. 7.3.9  Set Switching Frequency
      10. 7.3.10 Switching Node (SW)
      11. 7.3.11 Overcurrent Limit and Low-side Current Sense
      12. 7.3.12 Negative Overcurrent Limit
      13. 7.3.13 Zero-Crossing Detection
      14. 7.3.14 Input Overvoltage Protection
      15. 7.3.15 Output Overvoltage and Undervoltage Protection
      16. 7.3.16 Overtemperature Protection
      17. 7.3.17 VR Ready
      18. 7.3.18 Catastrophic Fault Alert: CAT_FAULT#
      19. 7.3.19 Telemetry
      20. 7.3.20 I2C Interface General Description
        1. 7.3.20.1 Setting the I2C Address
        2. 7.3.20.2 I2C Write Protection
        3. 7.3.20.3 I2C Registers With Special Handling
    4. 7.4 Device Functional Modes
      1. 7.4.1 Forced Continuous-Conduction Mode
      2. 7.4.2 Auto-Skip Eco-mode™ Light Load Operation
    5. 7.5 Programming
      1. 7.5.1 Supported I2C Registers
      2. 7.5.2 Support of Intel SVID Interface
    6. 7.6 Register Maps
      1. 7.6.1  (01h) OPERATION
      2. 7.6.2  (02h) ON_OFF_CONFIG
      3. 7.6.3  (03h) CLEAR_FAULTS
      4. 7.6.4  (15h) STORE_USER_ALL
      5. 7.6.5  (16h) RESTORE_USER_ALL
      6. 7.6.6  (33h) FREQUENCY_SWITCH
      7. 7.6.7  (35h) VIN_ON
      8. 7.6.8  (36h) VIN_OFF
      9. 7.6.9  (40h) VOUT_OV_FAULT_LIMIT
      10. 7.6.10 (41h) VOUT_OV_FAULT_RESPONSE
      11. 7.6.11 (42h) VOUT_OV_WARN_LIMIT
      12. 7.6.12 (43h) VOUT_UV_WARN_LIMIT
      13. 7.6.13 (44h) VOUT_UV_FAULT_LIMIT
      14. 7.6.14 (45h) VOUT_UV_FAULT_RESPONSE
      15. 7.6.15 (46h) IOUT_OC_FAULT_LIMIT
      16. 7.6.16 (4Fh) OT_FAULT_LIMIT
      17. 7.6.17 (50h) OT_FAULT_RESPONSE
      18. 7.6.18 (51h) OT_WARN_LIMIT
      19. 7.6.19 (55h) VIN_OV_FAULT_LIMIT
      20. 7.6.20 (60h) TON_DELAY
      21. 7.6.21 (61h) TON_RISE
      22. 7.6.22 (64h) TOFF_DELAY
      23. 7.6.23 (65h) TOFF_FALL
      24. 7.6.24 (6Bh) PIN_OP_WARN_LIMIT
      25. 7.6.25 (7Ah) STATUS_VOUT
      26. 7.6.26 (7Bh) STATUS_IOUT
      27. 7.6.27 (7Ch) STATUS_INPUT
      28. 7.6.28 (7Dh) STATUS_TEMPERATURE
      29. 7.6.29 (80h) STATUS_MFR_SPECIFIC
      30. 7.6.30 (88h) READ_VIN
      31. 7.6.31 (89h) READ_IIN
      32. 7.6.32 (8Bh) READ_VOUT
      33. 7.6.33 (8Ch) READ_IOUT
      34. 7.6.34 (8Dh) READ_TEMPERATURE_1
      35. 7.6.35 (97h) READ_PIN
      36. 7.6.36 (A0h) SYS_CFG_USER1
      37. 7.6.37 (A2h) I2C_ADDR
      38. 7.6.38 (A3h) SVID_ADDR
      39. 7.6.39 (A4h) IMON_CAL
      40. 7.6.40 (A5h) IIN_CAL
      41. 7.6.41 (A6h) VOUT_CMD
      42. 7.6.42 (A7h) VID_SETTING
      43. 7.6.43 (A8h) I2C_OFFSET
      44. 7.6.44 (A9h) COMP1_MAIN
      45. 7.6.45 (AAh) COMP2_MAIN
      46. 7.6.46 (ABh) COMP1_ALT
      47. 7.6.47 (ACh) COMP2_ALT
      48. 7.6.48 (ADh) COMP3
      49. 7.6.49 (AFh) DVS_CFG
      50. 7.6.50 (B0h) DVID_OFFSET
      51. 7.6.51 (B1h) REG_LOCK
      52. 7.6.52 (B3h) PIN_SENSE_RES
      53. 7.6.53 (B4h) IOUT_NOC_LIMIT
      54. 7.6.54 (B5h) USER_DATA_01
      55. 7.6.55 (B6h) USER_DATA_02
      56. 7.6.56 (BAh) STATUS1_SVID
      57. 7.6.57 (BBh) STATUS2_SVID
      58. 7.6.58 (BCh) CAPABILITY
      59. 7.6.59 (BDh) EXT_CAPABILITY_VIDOMAX_H
      60. 7.6.60 (BEh) VIDOMAX_L
      61. 7.6.61 (C0h) ICC_MAX
      62. 7.6.62 (C1h) TEMP_MAX
      63. 7.6.63 (C2h) PROTOCOL_ID_SVID
      64. 7.6.64 (C6h) VENDOR_ID
      65. 7.6.65 (C8h) PRODUCT_ID
      66. 7.6.66 (C9h) PRODUCT_REV_ID
  8. Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Application
      2. 8.2.2 Design Requirements
      3. 8.2.3 Detailed Design Procedure
        1. 8.2.3.1 Inductor Selection
        2. 8.2.3.2 Input Capacitor Selection
        3. 8.2.3.3 Output Capacitor Selection
        4. 8.2.3.4 VCC/VRDV Bypass Capacitor
        5. 8.2.3.5 BOOT Capacitor Selection
        6. 8.2.3.6 RSENSE Selection
        7. 8.2.3.7 VINSENP and VINSENN Capacitor Selection
        8. 8.2.3.8 VRRDY Pullup Resistor Selection
        9. 8.2.3.9 I2C Address Resistor Selection
      4. 8.2.4 Application Curves
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
        1. 8.4.2.1 Thermal Performance on TPS544C26EVM
  9. Device and Documentation Support
    1. 9.1 Documentation Support
    2. 9.2 接收文档更新通知
    3. 9.3 支持资源
    4. 9.4 Trademarks
    5. 9.5 Electrostatic Discharge Caution
    6. 9.6 术语表
  10. 10Mechanical, Packaging, and Orderable Information
    1. 10.1 Tape and Reel 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

说明

TPS544C26 器件是一款高度集成的降压转换器,采用 D-CAP+控制拓扑,可实现快速瞬态响应。所有可编程参数均可通过 I2C 接口进行配置,而且可作为新的默认值存储在 NVM 中,以尽可能减少外部组件数量。这些特性使得该器件非常适合空间受限型应用。

TPS544C26 器件专为 Intel 服务器和 SoC 平台中的中低电流 SVID 电源轨而设计。TPS544C26 器件具有 SVID 和 I2C 接口功能,可配置为单相 CPU 电源轨。

该器件具有过流、过压、欠压和过热保护功能。TPS544C26 器件提供全套(包括输出电压、输出电流和 IC 温度)遥测功能。此外,TPS544C26 器件还通过外部感应电阻器提供输入功率监控。

TPS544C26 是一款无铅器件,符合 RoHS 标准,无需豁免。

封装信息
器件型号 封装(1) 封装尺寸(标称值)

TPS544C26

RXX(WQFN-FCRLF,37)

5.00mm × 6.00mm

如需了解所有可用封装,请参阅数据表末尾的可订购米6体育平台手机版_好二三四附录。
简化原理图
典型效率