SBVS451 August   2024 TPS7A20C

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  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 Switching Characteristics
    7. 5.7 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 Fast Settling
      2. 6.3.2 Low Output Noise
      3. 6.3.3 Dropout Voltage
      4. 6.3.4 Smart Enable
      5. 6.3.5 Current Limit
      6. 6.3.6 Undervoltage Lockout (UVLO)
      7. 6.3.7 Thermal Shutdown
      8. 6.3.8 Active Discharge
    4. 6.4 Device Functional Modes
      1. 6.4.1 Device Functional Mode Comparison
      2. 6.4.2 Normal Operation
      3. 6.4.3 Dropout Operation
      4. 6.4.4 Disabled
  8. 7 Application and Implementation
    1. 7.1 Application Information
      1. 7.1.1 Recommended Capacitor Types
      2. 7.1.2 Input and Output Capacitor Requirements
      3. 7.1.3 Load Transient Response
      4. 7.1.4 Undervoltage Lockout (UVLO) Operation
      5. 7.1.5 Power Dissipation (PD)
        1. 7.1.5.1 Estimating Junction Temperature
        2. 7.1.5.2 Recommended Area for Continuous Operation
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
      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 Example
  9. 8 Device and Documentation Support
    1. 8.1 Device Support
      1. 8.1.1 Device Nomenclature
    2. 8.2 Receiving Notification of Documentation Updates
    3. 8.3 Support Resources
    4. 8.4 Trademarks
    5. 8.5 Electrostatic Discharge Caution
    6. 8.6 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information
    1. 10.1 Mechanical Data

5.5 Electrical Characteristics

at operating temperature range (TJ = –40℃ to +125℃), VIN = VOUT(NOM) + 0.3V or 1.6V, whichever is greater, VEN = 1.0 V, IOUT = 1mA, CIN = 1µF, COUT = 0.75µF derated (unless otherwise noted); all typical values are at TJ = 25℃
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
ΔVOUT Output voltage tolerance VIN = (VOUT(NOM) + 0.3V) to 6.0V,
IOUT = 1mA to 300mA, 
VOUT ≥ 1.85V		 –1.5 1.5 %
VIN = (VOUT(NOM) + 0.3V) to 6.0V,
IOUT = 1mA to 300mA, 
VOUT < 1.85V		 -30 30 mV
ΔVOUT Line regulation VIN = (VOUT(NOM) + 0.3V) to 6.0V,
IOUT = 1mA		 0.03 %/V
ΔVOUT Load regulation IOUT = 1mA to 300mA  11 mV
IGND Quiescent ground current VEN = VIN = 6V,
IOUT = 0mA		 TJ = –40°C to 125°C 18.5 µA
VEN = VIN = 6V, IOUT = 300mA 2000
ISHDN Shutdown ground current VEN = 0V (disabled), VIN = 6.0V, TJ = –40°C to 125°C 5 µA
IGND(DO) IGND in dropout VIN ≤  VOUT(NOM) , IOUT = 0mA, VEN = VIN 11 18 µA
VDO Dropout voltage IOUT = 300mA,
VOUT = 95% x VOUT(NOM)		 0.8V ≤ VOUT < 1.0V(1) 690 mV
1.0V ≤ VOUT < 1.2V(1) 490
1.2V ≤ VOUT < 1.5V(1) 355
1.5V ≤ VOUT < 2.5V 200
2.5V ≤ VOUT < 3.3V 140
3.3V ≤ VOUT ≤ 5.5V 130
ICL Output current limit VOUT = 0.9 x VOUT(NOM), 
VIN = VOUT(NOM) + 0.5 V 		 VOUT < 1.5V   360 520 800 mA
VOUT = 0.9 x VOUT(NOM), 
VIN = VOUT(NOM) + 0.3 V 		 VOUT ≥ 1.5V 360 520 770
ISC Short-circuit current limit VOUT = 0V 185 mA
PSRR Power-supply rejection ratio IOUT = 20mA,
VIN = VOUT + 1.0V		 f = 100Hz 95 dB
f = 1kHz 95
f = 10kHz 75
f = 100kHz 58
f = 1MHz 36
IOUT = 300mA,
VIN = VOUT + 1.0V		 f = 100Hz 65
f = 1kHz 70
f = 10kHz 75
f = 100kHz 61
f = 1MHz 40
VN Output noise voltage BW = 10Hz to 100kHz,
VOUT = 2.8V		 IOUT = 300mA 7 µVRMS
IOUT = 1mA 10
RPULLDOWN Output automatic discharge pulldown resistance VEN < VEN(LOW) (output disabled), VIN = 3.1V, VOUT(nom)=2.85V 285 Ω
TSD Thermal shutdown TJ rising 165 °C
TJ falling 140
VEN(LOW)  Low input threshold VIN = 1.6V to 6.0V,
VEN falling until the output is disabled		 0.3 V
VEN(HI)  High input threshold VIN = 1.6V to 6.0V
VEN rising until the output is enabled		 0.9 V
VUVLO  UVLO threshold VIN rising 1.11 1.35 1.59 V
VIN falling 1.05 1.3 1.55
VUVLO(HYST) UVLO hysteresis 42 mV
IEN EN input leakage current VEN = 6.0V and VIN = 6.0V 90 250 nA
REN(PULL-DOWN) Smart enable pulldown resistor VEN = 0.25V 500 KΩ
(1) Design simulation data only.