ZHCSHU2B March   2018  – October 2018 TPS7A10

PRODUCTION DATA.  

  1. 特性
  2. 应用
  3. 说明
    1.     Device Images
      1.      压降与 IOUT 和温度间的关系(YKA 封装)
      2.      典型应用电路
  4. 修订历史记录
  5. Pin Configuration and Functions
    1.     Pin 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 Excellent Transient Response
      2. 7.3.2 Global Undervoltage Lockout (UVLO)
      3. 7.3.3 Active Discharge
      4. 7.3.4 Enable
      5. 7.3.5 Sequencing Requirement
      6. 7.3.6 Internal Foldback Current Limit
      7. 7.3.7 Thermal Shutdown
    4. 7.4 Device Functional Modes
      1. 7.4.1 Normal Mode
      2. 7.4.2 Dropout Mode
      3. 7.4.3 Disable Mode
  8. Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Recommended Capacitor Types
      2. 8.1.2 Input and Output Capacitor Requirements
      3. 8.1.3 Load Transient Response
      4. 8.1.4 Dropout Voltage
      5. 8.1.5 Behavior During Transition From Dropout Into Regulation
      6. 8.1.6 Undervoltage Lockout Circuit Operation
      7. 8.1.7 Power Dissipation (PD)
        1. 8.1.7.1 Estimating Junction Temperature
        2. 8.1.7.2 Recommended Area for Continuous Operation
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
        1. 8.2.2.1 Input Current
        2. 8.2.2.2 Thermal Dissipation
      3. 8.2.3 Application Curve
  9. Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Examples
  11. 11器件和文档支持
    1. 11.1 器件支持
      1. 11.1.1 开发支持
        1. 11.1.1.1 评估模块
        2. 11.1.1.2 Spice 模型
      2. 11.1.2 器件命名规则
    2. 11.2 文档支持
      1. 11.2.1 相关文档
    3. 11.3 接收文档更新通知
    4. 11.4 社区资源
    5. 11.5 商标
    6. 11.6 静电放电警告
    7. 11.7 术语表
  12. 12机械、封装和可订购信息

Typical Characteristics

at TJ = –40 °C to +125 °C, VIN = VOUT(NOM)+ 0.5 V, VBIAS = VOUT(NOM) + 1.4 V, IOUT = 1 mA, VEN = VIN, CIN = 2.2 µF, COUT = 2.2 µF, and CBIAS = 0.1 µF (unless otherwise noted); typical values are at TJ = 25°C
TPS7A10 D001_Accuracy_vs_temp_1_0_vout.gif
VOUT = 1.0 V
Figure 1. Output Accuracy Over Temperature, YKA Package
TPS7A10 D001-SBVS314-01.gif
VOUT = 1.0 V
Figure 3. Output Accuracy Over Temperature, DSE Package
TPS7A10 D005_accuracy_vs_temp_vbias_1_0_vout.gif
VOUT = 1.0 V
Figure 5. Output Accuracy Over Temperature and VBIAS
TPS7A10 D003-SBVS314-01.gif
VOUT = 1.0 V
Figure 7. Dropout vs IIOUT and Temperature, DSE Package
TPS7A10 D027_load_transient_0ma_150mA_at_1_1vout.gif
VOUT = 1.1 V, IOUT = 0 mA to 150 mA
Figure 9. IOUT Transient
TPS7A10 D029_load_transient_0ma_300ma_at_1_1vout.gif
VOUT = 1.1 V, IOUT = 0 mA to 300 mA
Figure 11. IOUT Transient
TPS7A10 D030_LineTransient_1_6Vin_3_3vin_for_1_1vout_and_300ma_iout.gif
VOUT = 1.1 V, IOUT = 300 mA
Figure 13. VIN Transient
TPS7A10 D012_currentlimit_vs_temp_1_0_vout.gif
Figure 15. Foldback Current Limit Over Temperature
TPS7A10 D007_iq_vbias_vs_temp_300_ma_1_0_vout.gif
IOUT = 300 mA
Figure 17. IQ (VBIAS) Over Temperature
TPS7A10 D009_iq_vin_vs_temp_3000ma_1_0_vout.gif
IOUT = 300 mA
Figure 19. IQ (VIN) Over Temperature
TPS7A10 D032_startup_vin_ven_1_1vout_1ma_iout.gif
VOUT = 1.1 V
Figure 21. Startup With VEN = VIN
TPS7A10 D035_Startup_vin_ven_0_5_vout_1ma_iout.gif
VOUT = 0.5 V
Figure 23. Startup With VEN and VBIAS Powering Up Simultaneously
TPS7A10 D039.gif
CIN = 0 µF, VOUT = 1.1 V, VBIAS = 2.5 V, CBIAS = 0.1 µF
Figure 25. PSRR vs Frequency and IOUT
TPS7A10 D018_psrr_vs_cout_1_1vout.gif
CIN = 0 µF, VOUT = 1.1 V, VBIAS = 2.5 V, CBIAS = 0.1 µF
Figure 27. PSRR vs Frequency and COUT
TPS7A10 D014.gif
CIN = 0 µF, VOUT = 1.1 V, IOUT = 300 mA, VBIAS = 2.5 V,
CBIAS = 0.1 µF
Figure 29. PSRR vs Frequency and VDO
TPS7A10 D040.gif
VOUT = 1.1 V, IOUT = 300 mA, CBIAS = 0 µF
Figure 31. VBIAS PSRR vs Frequency and VBIAS
TPS7A10 D024_noise_vs_iout_1_0vout.gif
VOUT = 1.0 V, VBIAS = 2.5 V
Figure 33. Output Noise vs Frequency and IOUT
TPS7A10 D014_en_vs_temp_1_0vout.gif
Figure 35. Enable High and Low Thresholds vs Temperature
TPS7A10 D016_uvlo_vbias_vs_temp_1_0vout.gif
Figure 37. VUVLO(BIAS) Rising and Falling Thresholds vs Temperature
TPS7A10 D003_accuracy_vs_temp_loadreg_1_0_vout.gif
VOUT = 1.0 V
Figure 2. Output Accuracy Over Temperature, YKA Package
TPS7A10 D002-SBVS314-01.gif
VOUT = 1.0 V
Figure 4. Output Accuracy Over Temperature, DSE Package
TPS7A10 D013_dropout_vs_temp_1_0vout.gif
VOUT = 1.0 V
Figure 6. Dropout vs IIOUT and Temperature, YKA Package
TPS7A10 D013_dropout_vs_vbias_1_0vout.gif
VOUT = 1.0 V
Figure 8. Dropout vs VBIAS and Temperature
TPS7A10 D026_load_transient_1ma_150ma_at_1_1vout.gif
VOUT = 1.1 V, IOUT = 1 mA to 150 mA
Figure 10. IOUT Transient
TPS7A10 D028_load_transient_1ma_300ma_at_1_1vout.gif
VOUT = 1.1 V, IOUT = 1 mA to 300 mA
Figure 12. IOUT Transient
TPS7A10 D031_linetransient_1_6vin_3_3vin_for_1_1vout_and_1ma_iout.gif
VOUT = 1.1 V, IOUT = 1 mA
Figure 14. VIN Transient
TPS7A10 D007_iq_vbias_vs_temp_0ma_1_0_vout.gif
IOUT = 0 mA
Figure 16. IQ (VBIAS) Over Temperature
TPS7A10 D008_iq_vin_vs_temp_0ma_1_0_vout.gif
IOUT = 0 mA
Figure 18. IQ (VIN) Over Temperature
TPS7A10 D011_iq_vin_sd_vs_temp_1_0vout.gif
VOUT = 1.0 V, VEN < 0.4 V
Figure 20. ISHDN (VIN) Over Temperature
TPS7A10 D033_startup_with_seperated_en_1_1vout_1ma_iout.gif
VOUT = 1.1 V
Figure 22. Startup With Separated VEN
TPS7A10 D034_startup_vbias_ven_0_5vout_1ma_iout.gif
VOUT = 0.5 V
Figure 24. Startup With VBIAS Powering Up After VIN and VEN
TPS7A10 D020_psrr_vs_current_0_5vout.gif
CIN = 0 µF, VOUT = 0.5 V, VBIAS = 1.9 V, CBIAS = 0.1 µF
Figure 26. PSRR vs Frequency and IOUT
TPS7A10 D019_psrr_vs_cout_0_5vout.gif
CIN = 0 µF, VOUT = 0.5 V, VBIAS = 1.9 V, CBIAS = 0.1 µF
Figure 28. PSRR vs Frequency and COUT
TPS7A10 D021_psrr_vs_vdo_0.5vout_iout_300ma.gif
CIN = 0 µF, VOUT = 0.5 V, IOUT = 300 mA, VBIAS = 1.9 V,
CBIAS = 0.1 µF
Figure 30. PSRR vs Frequency and VDO
TPS7A10 D023_noise_vs_vout_300ma.gif
IOUT = 300 mA
Figure 32. Output Noise vs Frequency and VOUT
TPS7A10 D025_noise_vs_cout_1_0vout_300ma.gif
VOUT = 1.0 V, IOUT = 300 mA
Figure 34. Output Noise vs Frequency and COUT
TPS7A10 D015_uvlo_vin_vs_temp_1_0_vout.gif
Figure 36. VUVLO(IN) Rising and Falling Thresholds vs Temperature