ZHCSH76C October   2017  – March 2024 TLV757P

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 Curves
    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
  • DRV|6
散热焊盘机械数据 (封装 | 引脚)
订购信息

5.5 Electrical Characteristics

over operating free-air temperature range (TJ = –40°C to +125°C), VIN = VOUT + 0.5 V or 1.45 V (whichever is greater), IOUT = 1 mA, VEN = VIN, and CIN = COUT = 1 µF (unless otherwise noted); all typical values are 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, VOUT ≥ 1V –1 1 %
–40°C ≤ TJ ≤ 85°C, 0.6V ≤ VOUT < 1V –10 10 mV
VOUT ≥ 1V –1.5 1.5 %
0.6V ≤ VOUT < 1V –15 15 mV
(ΔVOUT)ΔVIN Line regulation VOUT + 0.5V(1) ≤ VIN ≤ 5.5V 2 mV
ΔVOUT/ΔIOUT Load regulation 0.1mA ≤ IOUT ≤ 1A, VIN ≥ 2.4V DRV package 0.044 V/A
DBV package 0.060
ΔVOUT/ΔIOUT Load regulation 0.1 mA ≤ IOUT ≤ 1A, VIN ≥ 2.4V DYD package 0.069 V/A
IGND Ground current TJ = 25°C 25 31 µA
–40°C ≤ TJ ≤ +85°C 33
–40°C ≤ TJ ≤ +125°C 40
ISHDN Shutdown current VEN ≤ 0.4V, 1.45V ≤ VIN ≤ 5.5V 0.1 1 µA
ICL Output current limit VIN = VOUT + VDO(MAX) + 0.25V VOUT = VOUT - 0.2V, VOUT ≤ 1.5V 1.2 1.55 1.78 A
VOUT = 0.9 x VOUT,
1.5V < VOUT ≤ 4.5V
ISC Short circuit current limit VOUT = 0V, VIN = VOUT + VDO(MAX) + 0.25V 755 mA
VDO Dropout voltage IOUT = 1A,
–40°C ≤ TJ ≤ +85°C		 0.6V ≤ VOUT < 0.8V 1350 1400 mV
0.8V ≤ VOUT < 1V 1200 1300
0.8V ≤ VOUT < 1V, DYD package 1225 1325
1V ≤ VOUT < 1.2V 1100 1150
1V ≤ VOUT < 1.2V, DYD package 1125 1175
1.2V ≤ VOUT < 1.5V 1000 1050
1.2V ≤ VOUT < 1.5V, DYD package 1025 1075
1.5V ≤ VOUT < 1.8V 700 800
1.5V ≤ VOUT < 1.8V, DYD package 725 825
1.8V ≤ VOUT < 2.5V 650 750
1.8V ≤ VOUT < 2.5V, DYD package 650 775
2.5V ≤ VOUT < 3.3V 500 600
2.5V ≤ VOUT < 3.3V, DYD package 525 625
3.3V ≤ VOUT < 5.0V 300 425
3.3V ≤ VOUT < 5.0V, DYD package 300 450
IOUT = 1A,
–40°C ≤ TJ ≤ +125°C		 0.6V ≤ VOUT < 0.8V 1450
0.8V ≤ VOUT < 1V 1350
0.8V ≤ VOUT < 1V, DYD package 1375
1V ≤ VOUT < 1.2V 1200
1V ≤ VOUT < 1.2V, DYD package 1225
1.2V ≤ VOUT < 1.5V 1100
1.2V ≤ VOUT < 1.5V, DYD package 1125
1.5V ≤ VOUT < 1.8V 850
1.5V ≤ VOUT < 1.8V, DYD package 875
1.8V ≤ VOUT < 2.5V 800
1.8V ≤ VOUT < 2.5V, DYD package 825
2.5V ≤ VOUT < 3.3V 650
2.5V ≤ VOUT < 3.3V, DYD package 675
3.3V ≤ VOUT < 5.0V 475
3.3V ≤ VOUT < 5.0V, DYD package 500
PSRR Power supply rejection ratio f = 1kHz, VIN = VOUT + 1V, IOUT = 50mA 52 dB
f = 100kHz, , VIN = VOUT + 1 V, IOUT = 50mA 46
f = 1MHz, , VIN = VOUT + 1V, IOUT = 50mA 52
Vn Output noise voltage BW = 10Hz to 100kHz, VOUT = 1.2V, IOUT = 1A 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 VIN = 5.5V, EN = 5.5V 10 nA
RPULLDOWN Pulldown resistance VIN = 3.3V (P version only) 95 Ω
TSD Thermal shutdown Shutdown, temperature increasing 165 °C
Reset, temperature decreasing 155 °C
(1) VIN = 1.45V for VOUT < 0.9V