ZHCSP87A December   2022  – September 2023 TPS25772-Q1

PRODUCTION DATA  

  1.   1
  2. 特性
  3. 应用
  4. 说明
  5. Revision History
  6. Device Comparison Table
  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  Recommended Components
    5. 7.5  Thermal Information
    6. 7.6  Buck-Boost Regulator
    7. 7.7  CC Cable Detection Parameters
    8. 7.8  CC VCONN Parameters
    9. 7.9  CC PHY Parameters
    10. 7.10 Thermal Shutdown Characteristics
    11. 7.11 Oscillator Characteristics
    12. 7.12 ADC Characteristics
    13. 7.13 TVS Parameters
    14. 7.14 Input/Output (I/O) Characteristics
    15. 7.15 BC1.2 Characteristics
    16. 7.16 I2C Requirements and Characteristics
    17. 7.17 Typical Characteristics
  9. Parameter Measurement Information
  10. Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1  Device Power Management and Supervisory Circuitry
        1. 9.3.1.1 VIN UVLO and Enable/UVLO
        2. 9.3.1.2 Internal LDO Regulators
      2. 9.3.2  TVSP Device Configuration and ESD Protection
      3. 9.3.3  Buck-Boost Regulator
        1. 9.3.3.1  Buck-Boost Regulator Operation
        2. 9.3.3.2  Switching Frequency, Frequency Dither, Phase-Shift and Synchronization
        3. 9.3.3.3  VIN Supply and VIN Over-Voltage Protection
        4. 9.3.3.4  Feedback Paths and Error Amplifiers
        5. 9.3.3.5  Transconductors and Compensation
        6. 9.3.3.6  Output Voltage DAC, Soft-Start and Cable Droop Compensation
        7. 9.3.3.7  VBUS Overvoltage Protection
        8. 9.3.3.8  VBUS Undervoltage Protection
        9. 9.3.3.9  Current Sense Resistor (RSNS) and Current Limit Operation
        10. 9.3.3.10 Buck-Boost Peak Current Limits
      4. 9.3.4  USB-PD Physical Layer
        1. 9.3.4.1 USB-PD Encoding and Signaling
        2. 9.3.4.2 USB-PD Bi-Phase Marked Coding
        3. 9.3.4.3 USB-PD Transmit (TX) and Receive (Rx) Masks
        4. 9.3.4.4 USB-PD BMC Transmitter
        5. 9.3.4.5 USB-PD BMC Receiver
        6. 9.3.4.6 Squelch Receiver
      5. 9.3.5  VCONN
      6. 9.3.6  Cable Plug and Orientation Detection
        1. 9.3.6.1 Configured as a Source
        2. 9.3.6.2 Configured as a Sink
        3. 9.3.6.3 Overvoltage Protection (Px_CC1, Px_CC2)
      7. 9.3.7  ADC
        1. 9.3.7.1 ADC Divider Ratios
      8. 9.3.8  BC 1.2, Legacy and Fast Charging Modes (Px_DP, Px_DM)
      9. 9.3.9  USB2.0 Low-Speed Endpoint
      10. 9.3.10 Digital Interfaces
        1. 9.3.10.1 General GPIO
        2. 9.3.10.2 I2C Buffer
      11. 9.3.11 I2C Interface
        1. 9.3.11.1 I2C Interface Description
        2. 9.3.11.2 I2C Clock Stretching
        3. 9.3.11.3 I2C Address Setting
        4. 9.3.11.4 Unique Address Interface
        5. 9.3.11.5 I2C Pullup Resistor Calculation
      12. 9.3.12 Digital Core
        1. 9.3.12.1 Device Memory
        2. 9.3.12.2 Core Microprocessor
      13. 9.3.13 NTC Input
      14. 9.3.14 Thermal Sensors and Thermal Shutdown
    4. 9.4 Device Functional Modes
  11. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1 Application GUI Selections
        2. 10.2.2.2 EEPROM Selection
        3. 10.2.2.3 EN/UVLO
        4. 10.2.2.4 Sense Resistor, RSNS, RCSP, RCSN and CFILT
        5. 10.2.2.5 Inductor Currents
        6. 10.2.2.6 Output Capacitor
        7. 10.2.2.7 Input Capacitor
      3. 10.2.3 Application Curves
    3. 10.3 Power Supply Recommendations
    4. 10.4 Layout
      1. 10.4.1 Layout Guidelines
      2. 10.4.2 Layout Example
  12. 11Device and Documentation Support
    1. 11.1 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 接收文档更新通知
    3. 11.3 支持资源
    4. 11.4 Trademarks
    5. 11.5 静电放电警告
    6. 11.6 术语表
  13. 12Mechanical, 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

Typical Characteristics

At VIN = 12 V, fsw = 400 kHz, unless otherwise stated.

GUID-20210706-CA0I-DC1G-P9BF-4ZPSHPMFG7XX-low.svg
EN = 0 V
Figure 7-1 IQ VIN Shutdown Current vs Temperature
GUID-20210706-CA0I-K1ZC-H98T-Q3HWKTXHVSGQ-low.png
Figure 7-3 ENABLE/UVLO Thresholds vs Temperature
GUID-20210706-CA0I-P7T8-JMSP-JLSQ50GZJS1B-low.png
Figure 7-5 EN Leakage Current vs Temperature
GUID-20210706-CA0I-HLJ1-LBFJ-72H3NBB1LMWN-low.svg
Figure 7-7 VIN(OVP) vs Temperature
GUID-20210706-CA0I-JXPX-M4QF-NHSDC78LFPJV-low.png
Figure 7-9 LDO_5V Current Limit vs VIN and Temperature
GUID-20210706-CA0I-G1JS-CWBD-7DKMV3LDTSJL-low.svg
Figure 7-11 LDO_3V3 Current Limit vs VIN and Temperature
GUID-20210706-CA0I-5352-RL75-2RVQ7PQ891FN-low.svg
Figure 7-13 LDO_1V5 Current Limit vs VIN and Temperature
GUID-20210706-CA0I-JHNT-S8WF-CDPCGN97KBXG-low.svg
Figure 7-15 ITVSP(ILIMIT) vs Temperature
GUID-20210706-CA0I-8FTM-VDWM-RW6FG3WJ4D1Q-low.png
Figure 7-17 Boost Peak Current Limit vs Temperature (upper settings)
GUID-20210706-CA0I-MQJG-WZQW-SHNX1F1TX3RZ-low.png
Figure 7-19 Buck Peak Current Limit vs Temperature (upper settings)
GUID-20210706-CA0I-MRDF-XK6Z-5HM9G71RTBMQ-low.svg
Figure 7-21 Buck Negative Current Limit vs Temperature
GUID-20210706-CA0I-1S2B-FHB8-VTPGXKFXDCZG-low.svg
Figure 7-23 BOOTx OVP vs Temperature
GUID-20210706-CA0I-VDZZ-MD0K-SNQ4GDV7CB2R-low.png
Figure 7-25 fSW Dither Modulation Frequency vs Temperature
GUID-20210706-CA0I-1F3G-MCXT-7RWNVTR7LNHH-low.svg
Target VSNS for Current Limit = 30 mV
Current Limiting Engaged
Figure 7-27 Current Loop Regulation Voltage vs VBUS and Temperature
GUID-20210706-CA0I-RDDW-NTFK-XHRMT4CH3FTT-low.svg
Figure 7-29 Cable Voltage Droop Compensation vs Temperature
GUID-20210706-CA0I-SNPH-MSGM-VTXNHHNLGWRC-low.svg
Figure 7-31 Cable Voltage Droop Compensation vs Temperature
GUID-20210706-CA0I-2WKV-5CNL-KDDXCZ7K7KRG-low.png
IBUS = 0 A
Figure 7-33 Buck-boost Output Voltage Regulation vs Temperature
GUID-20210706-CA0I-PZSL-5PGL-WMQLT2DH3TDL-low.svg
Figure 7-35 (M0) 24 MHz Oscillator vs Temperature
GUID-20210706-CA0I-52GB-3Z3K-JTVRH83JRGW8-low.png
Figure 7-37 Type-C Cable Detect: IRp vs Temperature
GUID-20210706-CA0I-QT9G-DPRS-PMTP5FSZ2CZJ-low.png
Figure 7-39 VCONN Power Path: RDS(ON) vs Temperature
GUID-20210706-CA0I-N1S2-ZWWZ-LFQMMRG6SWPS-low.png
Figure 7-41 Type-C Cable Detect & VCONN: Over-voltage Protection Thresholds vs Temperature
GUID-20210706-CA0I-7FKC-W74J-4N1LKZ14MKSR-low.png
Figure 7-43 USB BC1.2: DM to AGND 15 kΩ Resistance, RDM_DWN_15k
GUID-20210706-CA0I-F5HV-TN3H-6DXWGKTLMBFV-low.png
Figure 7-45 USB BC1.2: DP and DM Pin Over-voltage Protection Thresholds vs Temperature
GUID-20210706-CA0I-LXDX-PRVH-NR4TXWPNJFS1-low.png
GPIO 2, 3, 5, 6
IO = ±5 mA
Figure 7-47 GPIO: Output Voltage vs Output Current and Temperature
GUID-20210707-CA0I-ZNQ8-ZLNK-V8RJLGFG4M0H-low.png
EN = 2 V USB Port(s) not connected
Figure 7-2 IQ VIN Standby Current vs Temperature
GUID-20210706-CA0I-PB1D-4RQ0-9RKTGNSG3KXL-low.svg
Figure 7-4 EN Clamp Voltage vs Temperature
GUID-20210706-CA0I-SKB9-TNQZ-M38BNDVDJV8B-low.png
Figure 7-6 VIN(UVLO) vs Temperature
GUID-20210706-CA0I-GTFJ-XPZX-SVFPSBLWMK03-low.svg
Figure 7-8 LDO_5V vs VIN and Temperature
GUID-20210706-CA0I-V44M-LPBX-MMFJDSP15K6T-low.svg
Figure 7-10 LDO_3V3 vs VIN and Temperature
GUID-20210706-CA0I-3XPR-NW8Z-FQMPZC9JDWZS-low.svg
Figure 7-12 LDO_1V5 vs VIN and Temperature
GUID-20210706-CA0I-XL6V-GQ6G-PKDFLVNWTSVJ-low.png
Figure 7-14 VTVSP_PU vs Temperature
GUID-20210706-CA0I-RMRQ-MZCD-MNNBTCCQXJNN-low.svg
Figure 7-16 Buck-Boost Power FET RDS(ON) vs Temperature
GUID-20210706-CA0I-MQ3L-K52Z-T2T4SMG4M7L9-low.png
Figure 7-18 Boost Peak Current Limit vs Temperature (lower settings)
GUID-20210706-CA0I-KBM3-HL08-JNSQ9CF7ZHDS-low.png
Figure 7-20 Buck Peak Current Limit vs Temperature (lower settings)
GUID-20210706-CA0I-QZHT-DLHP-LX834GN3W203-low.png
Figure 7-22 BOOTx UVLO vs Temperature
GUID-20210706-CA0I-SS2M-TX5J-ZM85DNVJSG8X-low.svg
Percentage Change from Nominal
Figure 7-24 Buck-Boost Switching Frequency Variation vs Temperature
GUID-20210706-CA0I-TH4D-LHKK-XNGH8MXKFZPB-low.svg
Target VSNS for Current Limit = 10 mV
Current Limiting Engaged
Figure 7-26 Current Loop Regulation Voltage vs VBUS and Temperature
GUID-20210706-CA0I-FZDF-MS3G-DLJQQLVRCW2V-low.svg
Target VSNS for Current Limit = 50 mV
Current Limiting Engaged
Figure 7-28 Current Loop Regulation Voltage vs VBUS and Temperature
GUID-20210706-CA0I-6BWZ-N0HM-9K3B3HF800Q1-low.svg
Figure 7-30 Cable Voltage Droop Compensation vs Temperature
GUID-20210706-CA0I-5JJK-FRMR-GDJST9QRC2PT-low.svg
VIN = 13.5 V VBUS = 20 V (CV) ILIMIT = 3.15 A (CC)
Figure 7-32 Constant Voltage to Constant Current Transition
GUID-20210706-CA0I-X9MZ-8TBV-GF6MJBK0FFW1-low.png
Figure 7-34 VBUS Discharge Current vs Temperature
GUID-20210706-CA0I-TN1D-LHVC-CZWQ727KH65F-low.png
Figure 7-36 (M0) 100 kHz Oscillator vs Temperature
GUID-20210706-CA0I-TRV4-ZLQX-CW87RCKXWMTS-low.png
Figure 7-38 Type-C Cable Detect: RSNK vs Temperature
GUID-20210706-CA0I-JQ0C-RCG6-NX6SP6NXRJQL-low.png
Figure 7-40 VCONN Power Path: Current Limit vs Temperature
GUID-20210706-CA0I-ZDS4-04V7-01NK1LHQXVVX-low.png
Figure 7-42 USB BC1.2: DP to DM Shorting Resistance, RDCP_DAT
GUID-20210706-CA0I-QLQC-QPXZ-8RJNBFMGBZSW-low.svg
Figure 7-44 USB BC1.2: DM to AGND 20 kΩ Resistance, RDM_DWN_20k
GUID-20210706-CA0I-8QL2-LLMS-JCW16LSJGQJL-low.svg
GPIO 0, 1, 4, 7, 8, 9
IO = ±2 mA
Figure 7-46 GPIO: Output Voltage vs Output Current and Temperature
GUID-20210706-CA0I-DPKF-T1Q0-X5RM6B3R8VXN-low.png
Figure 7-48 GPIO: Input Voltage Thresholds vs Temperature