SBOS764B December   2015  – December 2021 INA300-Q1

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 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 Timing Requirements
    7. 6.7 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Selecting a Current-Sensing Resistor
        1. 7.3.1.1 Selecting a Current-Sensing Resistor: Example
      2. 7.3.2 Setting The Current-Limit Threshold
        1. 7.3.2.1 Resistor-Controlled Current Limit
        2. 7.3.2.2 Voltage Source-Controlled Current Limit
      3. 7.3.3 Delay Setting
      4. 7.3.4 Alert Timing Response
      5. 7.3.5 Selectable Hysteresis
      6. 7.3.6 Alert Output
      7. 7.3.7 Noise Adjustment Factor (NAF)
    4. 7.4 Device Functional Modes
      1. 7.4.1 Alert Mode
        1. 7.4.1.1 Transparent Output Mode
        2. 7.4.1.2 Latch Output Mode
      2. 7.4.2 Disable Mode
      3. 7.4.3 Input Filtering
      4. 7.4.4 Using the INA300-Q1 INA300-Q1 With Common-Mode Transients Above 36 V
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Unidirectional Operation
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curve
      2. 8.2.2 Bidirectional Operation
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
        3. 8.2.2.3 Application Curve
      3. 8.2.3 Window Comparator
        1. 8.2.3.1 Design Requirements
        2. 8.2.3.2 Detailed Design Procedure
        3. 8.2.3.3 Application Curve
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Support Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

6.5 Electrical Characteristics

at TA = 25°C, VSENSE = VIN+ – VIN– = 0 mV, VS = 3.3 V, VIN+ = 12 V, VLIMIT = 10 mV, and DELAY = 100 µs (unless otherwise noted)
PARAMETERCONDITIONSMINTYPMAXUNIT
INPUT
VCMCommon-mode input voltage036V
VINDifferential input voltageVIN = VIN+ – VIN–0250mV
CMRCommon-mode rejectionVIN+ = 0 V to 36 V,
TA= –40°C to 125°C		100120dB
VOSOffset voltage, RTI(1)VS = 3.3 V, DELAY = 100 μs–75–500μV
VS = +3.3 V, DELAY = 50 μs–125–500
VS = +3.3 V, DELAY = 10 μs(2)–350–650
dVOS/dTOffset voltage drift, RTI(1)TA= –40°C to 125°C0.10.5μV/°C
PSRPower-supply rejection ratioVS = 2.7 V to 5.5 V, VIN+ = 12 V,
TA= –40°C to 125°C		75150μV/V
IBInput bias current510μA
Disable mode0.050.5
IOSInput offset current±0.1μA
ILIMITLimit threshold output currentTA= 25°C19.92020.1μA
TA= –40°C to 125°C19.8520.15
DIGITAL INPUT/OUTPUT
tpAlert propagation delayDelay = open, overdrive = 1 mV10μs
Delay = GND, overdrive = 1 mV50
Delay = VS, overdrive = 1 mV100
HYSHysteresisHYS = open2mV
HYS = GND4
HYS = VS8
VIHHigh-level input voltageLatch, enable1.46V
Delay, hysteresisVS – 0.56
VILLow-level input voltageLatch, enable00.4V
Delay, hysteresis00.5
VOLAlert low-level output voltageIOL = 3 mA50400mV
ALERT terminal leakage input currentVOH = 3.3 V0.11μA
Digital leakage input current0 ≤ VIN ≤ VS12μA
POWER SUPPLY
IQQuiescent currentVSENSE = 0 mV, TA = 25°C115135μA
TA = –40°C to 125°C150
VSENSE = 0 mV, disable mode,
HYS = 2 mV		23.5
(1) RTI = referred-to-input.
(2) Absolute-maximum values are tested with the threshold limit set using the corresponding noise adjustment factor (NAF) value. See Section 7.3.7 for additional information on applying the NAF value.