SLVSBF8C March   2013  – May 2015 TPS82692 , TPS82693 , TPS826951 , TPS82697 , TPS82698

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Device Images
      1.      Simplified Schematic
      2.      Efficiency vs Output Current
  4. 4 Revision History
  5. 5 Device Comparison
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Typical Characteristics
  8. 8 Parameter Measurement Information
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1 Power-Save Mode
      2. 9.3.2 Mode Selection
      3. 9.3.3 Soft Start
    4. 9.4 Device Functional Modes
      1. 9.4.1 Low Dropout, 100% Duty Cycle Operation
      2. 9.4.2 Enable
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Input Capacitor Selection
      2. 10.2.2 Output Capacitor Selection
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
    3. 12.3 Surface Mount Information
    4. 12.4 Thermal And Reliability Information
    5. 12.5 Package Summary
      1.      SIP Package
    6. 12.6 MicroSIP
  13. 13Device and Documentation Support
    1. 13.1 Documentation Support
      1. 13.1.1 Related Documentation
    2. 13.2 Related Links
    3. 13.3 Trademarks
    4. 13.4 Electrostatic Discharge Caution
    5. 13.5 Glossary
  14. 14Mechanical, Packaging, and Orderable Information
    1. 14.1 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

7.5 Electrical Characteristics

Minimum and maximum values are at VIN = 2.3 V to 5.5 V, VOUT = 2.85 V, EN = 1.8 V, AUTO mode and TA = –40°C to 85°C; Circuit of Parameter Measurement Information section (unless otherwise noted). Typical values are at VIN = 3.6V , VOUT = 2.85 V, EN = 1.8 V, AUTO mode and TA = 25°C (unless otherwise noted).
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
SUPPLY CURRENT
IQ Operating quiescent current TPS8269x IO = 0mA. Device not switching 23 50 μA
TPS8269x IO = 0mA, PWM mode 3.5 mA
I(SD) Shutdown current TPS8269x EN = GND 0.2 7 μA
UVLO Undervoltage lockout threshold TPS8269x 2.05 2.1 V
Protection
Thermal Shutdown TPS8269x 140 °C
Thermal Shutdown hysteresis TPS8269x 10 °C
ILIM Peak Output Current Limit TPS8269x 1000 mA
ISC Short Circuit Output Current Limit TPS8269x 15 mA
ENABLE, MODE
VIH High-level input voltage TPS8269x 1 V
VIL Low-level input voltage 0.4 V
Ilkg Input leakage current Input connected to GND or VIN 0.01 1.5 μA
OSCILLATOR
fSW Oscillator frequency TPS8269x IO = 0mA, PWM mode. TA = 25°C 2.7 3 3.3 MHz
OUTPUT
VOUT Regulated DC output voltage TPS82693
TPS82697 		3.15V ≤ VIN ≤ 4.8V, 0mA ≤ IO ≤ 500 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.03×VNOM V
3.25V ≤ VIN ≤ 4.8V, 500mA ≤ IO ≤ 800 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.03×VNOM V
3.15V ≤ VIN ≤ 5.5V, 0mA ≤ IO ≤ 500 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.04×VNOM V
3.25V ≤ VIN ≤ 5.5V, 500mA ≤ IO ≤ 800 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.04×VNOM V
3.15V ≤ VIN ≤ 4.8V, 0mA ≤ IO ≤ 500 mA
PWM operation		 0.98×VNOM VNOM 1.02×VNOM V
3.25V ≤ VIN ≤ 4.8V, 500mA ≤ IO ≤ 800 mA
PWM operation		 0.98×VNOM VNOM 1.02×VNOM V
TPS826951 2.9V ≤ VIN ≤ 4.8V, 0mA ≤ IO ≤ 500 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.03×VNOM V
3.15V ≤ VIN ≤ 4.8V, 500mA ≤ IO ≤ 800 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.03×VNOM V
2.9V ≤ VIN ≤ 5.5V, 0mA ≤ IO ≤ 500 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.04×VNOM V
3.15V ≤ VIN ≤ 5.5V, 500mA ≤ IO ≤ 800 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.04×VNOM V
2.9V ≤ VIN ≤ 4.8V, 0mA ≤ IO ≤ 500 mA
PWM operation		 0.98×VNOM VNOM 1.02×VNOM V
3.15V ≤ VIN ≤ 4.8V, 500mA ≤ IO ≤ 800 mA
PWM operation		 0.98×VNOM VNOM 1.02×VNOM V
TPS82698 3.3V ≤ VIN ≤ 4.8V, 0mA ≤ IO ≤ 500 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.03×VNOM V
3.45V ≤ VIN ≤ 4.8V, 500mA ≤ IO ≤ 800 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.03×VNOM V
3.3V ≤ VIN ≤ 5.5V, 0mA ≤ IO ≤ 500 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.04×VNOM V
3.45V ≤ VIN ≤ 5.5V, 500mA ≤ IO ≤ 800 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.04×VNOM V
3.3V ≤ VIN ≤ 4.8V, 0mA ≤ IO ≤ 500 mA
PWM operation		 0.98×VNOM VNOM 1.02×VNOM V
3.45V ≤ VIN ≤ 4.8V, 500mA ≤ IO ≤ 800 mA
PWM operation		 0.98×VNOM VNOM 1.02×VNOM V
TPS82692 2.5V ≤ VIN ≤ 4.8V, 0mA ≤ IO ≤ 500 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.03×VNOM V
2.7V ≤ VIN ≤ 4.8V, 500mA ≤ IO ≤ 800 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.03×VNOM V
2.5V ≤ VIN ≤ 5.5V, 0mA ≤ IO ≤ 500 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.04×VNOM V
2.7V ≤ VIN ≤ 5.5V, 500mA ≤ IO ≤ 800 mA
PFM/PWM operation		 0.98×VNOM VNOM 1.04×VNOM V
2.5V ≤ VIN ≤ 4.8V, 0mA ≤ IO ≤ 500 mA
PWM operation		 0.98×VNOM VNOM 1.02×VNOM V
2.7V ≤ VIN ≤ 4.8V, 500mA ≤ IO ≤ 800 mA
PWM operation		 0.98×VNOM VNOM 1.02×VNOM V
Line regulation VIN = VO + 0.5V (min 3.15V) to 5.5V
IO = 200 mA		 0.18 %/V
Load regulation IO = 0mA to 800 mA –0.0002 %/mA
Feedback input resistance TPS8269x 480 kΩ
ΔVO Power-save mode ripple voltage TPS82693
TPS826951
TPS82697		 IO = 1mA
CO = 4.7μF X5R 6.3V 0402		 30 mVPP
TPS82698 IO = 1mA
CO = 4.7μF X5R 6.3V 0402		 65 mVPP
IO = 1mA
CO = 10μF X5R 6.3V 0603		 25 mVPP
TPS82692 IO = 1mA
CO = 10μF X5R 6.3V 0603		 22 mVPP
rDIS Discharge resistor for power-down sequence 120 Ω
Start-up time TPS82693
TPS826951
TPS82698
TPS82697		 IO = 0mA, Time from active EN to VO 200 μs
TPS82692 IO = 0mA, Time from active EN to VO 160 μs
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