ZHCSI89C November   2017  – March 2024 TLV755P

PRODUCTION DATA  

  1.   1
  2. 1 特性
  3. 2 应用
  4. 3 说明
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Undervoltage Lockout (UVLO)
      2. 6.3.2 Enable (EN)
      3. 6.3.3 Internal Foldback Current Limit
      4. 6.3.4 Thermal Shutdown
    4. 6.4 Device Functional Modes
      1. 6.4.1 Normal Operation
      2. 6.4.2 Dropout Operation
      3. 6.4.3 Disabled
  8. 7 Application and Implementation
    1. 7.1 Application Information
      1. 7.1.1 Input and Output Capacitor Selection
      2. 7.1.2 Dropout Voltage
      3. 7.1.3 Exiting Dropout
      4. 7.1.4 Reverse Current
      5. 7.1.5 Power Dissipation (PD)
        1. 7.1.5.1 Estimating Junction Temperature
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
        1. 7.2.2.1 Input Current
        2. 7.2.2.2 Thermal Dissipation
      3. 7.2.3 Application Curve
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Examples
  9. 8 Device and Documentation Support
    1. 8.1 Device Support
      1. 8.1.1 Device Nomenclature
    2. 8.2 接收文档更新通知
    3. 8.3 支持资源
    4. 8.4 Trademarks
    5. 8.5 静电放电警告
    6. 8.6 术语表
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

封装选项

请参考 PDF 数据表获取器件具体的封装图。

机械数据 (封装 | 引脚)
  • DYD|5
  • DBV|5
  • DQN|4
  • DRV|6
散热焊盘机械数据 (封装 | 引脚)
订购信息

5.5 Electrical Characteristics

at operating temperature range (TJ =–40°C to 125°C), VIN=VOUT(NOM) + 0.5V or 2.0V (whichever is greater), IOUT = 1mA, VEN = VIN, and CIN = COUT = 1μF (unless otherwise noted); all typical values at TJ = 25°C
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
VIN Input voltage 1.45 5.5 V
VOUT Output voltage 0.6 5.0 V
Output accuracy −40°C ≤ TJ ≤ +85°C, DBV and DRV package −1 1 %
VOUT ≥ 1.0V, DQN package −1.2 1.2 %
−40°C ≤ TJ ≤ +85°C; 0.6V ≤ VOUT < 1.0V −10 10 mV
VOUT ≥ 1V −1.5 1.5 %
0.6V ≤ VOUT < 1V -15 15 mV
(ΔVOUT)ΔVIN Line regulation VOUT + 0.5V ≤ VIN ≤ 5.5V, VOUT > 1.5V 2 mV
ΔVOUT/ΔIOUT Load regulation 0.1mA ≤ IOUT ≤ 500mA DQN package 0.036 V/A
DBV and DYD packages 0.060
DRV package 0.044
IGND Ground current TJ = 25°C, IOUT = 0mA 14 25 31 µA
−40°C ≤ TJ ≤ +85°C, IOUT = 0mA 33
−40°C ≤ TJ ≤ +125°C, IOUT = 0mA 40
ISHDN Shutdown current VEN ≤ 0.4V, 1.4V ≤ VIN ≤ 5.5V, −40°C ≤ TJ ≤ +125°C 0.1 1 µA
ICL Output current limit VIN = VOUT+ VDO(MAX) + 0.25V VOUT = VOUT - 0.2V, VOUT ≤ 1.5V 560 720 865 mA
VOUT = 0.9 x VOUT, 1.5V < VOUT ≤ 4.5V 560 720 865
ISC Short-circuit current limit VOUT = 0V 355 mA
VDO Dropout voltage IOUT = 500mA,
−40°C ≤ TJ ≤ +85°C		 0.6V ≤ VOUT  < 0.8V 675 1080 mV
0.8 V ≤ VOUT < 1.0V 600 930
0.8 V ≤ VOUT < 1.0V, DYD package 600 950
1.0V ≤ VOUT < 1.2V 550 780
1.0V ≤ VOUT < 1.2V, DYD package 550 800
1.2V ≤ VOUT < 1.5V 500 630
1.2V ≤ VOUT < 1.5V, DYD package 500 650
1.5V ≤ VOUT < 1.8V 350 400
1.5V ≤ VOUT < 1.8V, DYD package 350 420
1.8V ≤ VOUT < 2.5V 325 380
1.8V ≤ VOUT < 2.5V, DYD package 325 400
2.5V ≤ VOUT < 3.3V 250 300
2.5V ≤ VOUT < 3.3V, DYD package 250 320
3.3V ≤ VOUT < 5.0V 150 215
3.3V ≤ VOUT < 5.0V, DYD package 150 238
IOUT = 500mA,
−40°C ≤ TJ ≤ +125°C		 0.6V ≤ VOUT < 0.8V 1140
0.8V ≤ VOUT < 1.0V 985
0.8V ≤ VOUT < 1.0V, DYD package 1005
1.0V ≤ VOUT < 1.2V 825
1.0V ≤ VOUT < 1.2V, DYD package 845
1.2V ≤ VOUT < 1.5V 665
1.2V ≤ VOUT < 1.5V, DYD package 685
1.5V ≤ VOUT < 1.8V 425
1.5V ≤ VOUT < 1.8V, DYD package 445
1.8V ≤ VOUT < 2.5V 400
1.8V ≤ VOUT < 2.5V, DYD package 420
2.5V ≤ VOUT < 3.3V 325
2.5V ≤ VOUT < 3.3V, DYD package 345
3.3V ≤ VOUT < 5.0V 238
3.3V ≤ VOUT < 5.0V, DYD package 258
PSRR Power-supply rejection ratio f = 1kHz, VIN = VOUT + 1V, IOUT = 50mA 52 dB
f = 100kHz, VIN = VOUT + 1V, IOUT = 50mA 46
f = 1MHz, VIN = VOUT + 1 V, IOUT = 50mA 52
VN Output noise voltage BW = 10Hz to 100kHz; VOUT = 1.2V, IOUT = 50 mA 71.5 µVRMS
VUVLO Undervoltage lockout VIN rising 1.21 1.3 1.44 V
VUVLO,HYST Undervoltage lockout hysteresis VIN falling 40 mV
tSTR Startup time 550 µs
VHI EN pin high voltage (enabled) 1 V
VLO EN pin low voltage (enabled) 0.3 V
IEN Enable pin current EN = 5.5V 10 nA
TSD Thermal shutdown Shutdown, temperature increasing 165 °C
Reset, temperature decreasing 155
RPULLDOWN Pulldown resistance VIN = 5.5V 120 Ω