SBOSAF3 November   2023 TMCS1126

ADVANCE INFORMATION  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison
  6. 5 Pin Configuration and Functions
  7. 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 Insulation Specifications
    6. 6.6 Electrical Characteristics
  8. 7 Parameter Measurement Information
    1. 7.1 Accuracy Parameters
      1. 7.1.1 Sensitivity Error
      2. 7.1.2 Offset Error and Offset Error Drift
      3. 7.1.3 Nonlinearity Error
      4. 7.1.4 Power Supply Rejection Ratio
      5. 7.1.5 Common-Mode Rejection Ratio
      6. 7.1.6 External Magnetic Field Errors
    2. 7.2 Transient Response Parameters
      1. 7.2.1 CMTI, Common-Mode Transient Immunity
    3. 7.3 Safe Operating Area
      1. 7.3.1 Continuous DC or Sinusoidal AC Current
  9. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Current Input
      2. 8.3.2 Input Isolation
      3. 8.3.3 Ambient Field Rejection
      4. 8.3.4 High-Precision Signal Chain
        1. 8.3.4.1 Temperature Stability
        2. 8.3.4.2 Lifetime and Environmental Stability
      5. 8.3.5 Internal Reference Voltage
      6. 8.3.6 Current-Sensing Measurable Ranges
      7. 8.3.7 Overcurrent Detection
    4. 8.4 Device Functional Modes
      1. 8.4.1 Power-Down Behavior
  10. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Total Error Calculation Examples
        1. 9.1.1.1 Room-Temperature Error Calculations
        2. 9.1.1.2 Full-Temperature Range Error Calculations
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
    3. 9.3 Power Supply Recommendations
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
      2. 9.4.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Device Support
      1. 10.1.1 Development Support
    2. 10.2 Documentation Support
      1. 10.2.1 Related Documentation
    3. 10.3 Receiving Notification of Documentation Updates
    4. 10.4 Support Resources
    5. 10.5 Trademarks
    6. 10.6 Electrostatic Discharge Caution
    7. 10.7 Glossary
  12. 11Revision History
  13. 12Mechanical, Packaging, and Orderable Information
    1. 12.1 Package Option Addendum
    2. 12.2 Tape and Reel 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)
  • DVG|10
散热焊盘机械数据 (封装 | 引脚)
订购信息

6.6 Electrical Characteristics

at TA = 25°C, VS = 5V on TMCS1126Axx, VS = 3.3V on TMCS1126Bxx and TMCS1126Cxx (unless otherwise noted)
PARAMETERS TEST CONDITIONS MIN TYP MAX UNIT
INPUT
RIN Input Conductor Resistance IN+ to IN– 0.7 mΩ
RIN Input conductor resistance temperature drift TA= –40ºC to +125ºC 2.1 μΩ/°C
IIN,MAX Maximum Continuous Input Current(1) TA= 25ºC 82 ARMS
TA= 125ºC 44
OUTPUT
S Sensitivity TMCS1126x6x 15 mV/A
TMCS1126x1x 25
TMCS1126x7x 30
TMCS1126x9x 33
TMCS1126x8x 40
TMCS1126x2x 50
TMCS1126x3x 75
TMCS1126x4x 100
TMCS1126x5x 150
Sensitivity Error TMCS1126xxA, 0.05 V ≤ VOUT ≤ VS − 0.2 V ±0.1% ±0.45%
TMCS1126xxB, 0.05 V ≤ VOUT ≤ VS − 0.2 V ±0.3% ±1%
Sensitivity Thermal Drift TMCS1126xxA, 0.05 V ≤ VOUT ≤ VS − 0.2 V, TA = −40°C to +125°C ±20 ±50 ppm/°C
TMCS1126xxB, 0.05 V ≤ VOUT ≤ VS − 0.2 V, TA = −40°C to +125°C ±40 ±100
Sensitivity Lifetime Drift 0.05 V ≤ VOUT ≤ VS − 0.2 V ±0.2% ±0.5%
Nonlinearity Error TMCS1126xxA, VOUT = 0.1 V to VS – 0.1 V ±0.1%
TMCS1126xxB, VOUT = 0.1 V to VS – 0.1 V ±0.2%
VOUT,0A Zero Current Output Voltage TMCS1126Axx, IIN = 0A 2.5 V
TMCS1126Bxx, IIN = 0A 1.65
TMCS1126Cxx, IIN = 0A 0.33
VOE Output Voltage Offset Error: Grade A TMCS1126x6A, VOUT,0A − VREF, IIN = 0A ±0.2 ±1 mV
TMCS1126x1A, VOUT,0A − VREF, IIN = 0A ±0.2 ±1
TMCS1126x7A, VOUT,0A − VREF, IIN = 0A ±0.3 ±1.5
TMCS1126x9A, VOUT,0A − VREF, IIN = 0A ±0.3 ±1.5
TMCS1126x8A, VOUT,0A − VREF, IIN = 0A ±0.3 ±1.5
TMCS1126x2A, VOUT,0A − VREF, IIN = 0A ±0.3 ±1.5
TMCS1126x3A, VOUT,0A − VREF, IIN = 0A ±0.4 ±2
TMCS1126x4A, VOUT,0A − VREF, IIN = 0A ±0.5 ±2.5
TMCS1126x5A, VOUT,0A − VREF, IIN = 0A ±0.6 ±3
Output Voltage Offset Error: Grade B TMCS1126x6B, VOUT,0A − VREF, IIN = 0A ±0.7 ±2
TMCS1126x1B, VOUT,0A − VREF, IIN = 0A ±0.7 ±2
TMCS1126x7B, VOUT,0A − VREF, IIN = 0A ±0.8 ±2.5
TMCS1126x9B, VOUT,0A − VREF, IIN = 0A ±0.8 ±2.5
TMCS1126x8B, VOUT,0A − VREF, IIN = 0A ±0.8 ±2.5
TMCS1126x2B, VOUT,0A − VREF, IIN = 0A ±0.8 ±2.5
TMCS1126x3B, VOUT,0A − VREF, IIN = 0A ±1 ±3
TMCS1126x4B, VOUT,0A − VREF, IIN = 0A ±1.5 ±4.5
TMCS1126x5B, VOUT,0A − VREF, IIN = 0A ±2 ±6
Output Voltage Offset Drift: Grade A TMCS1126x6A, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±2 ±10 µV/°C
TMCS1126x1A, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±2 ±10
TMCS1126x7A, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±5 ±15
TMCS1126x9A, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±5 ±15
TMCS1126x8A, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±5 ±15
TMCS1126x2A, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±5 ±15
TMCS1126x3A, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±10 ±35
TMCS1126x4A, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±10 ±35
TMCS1126x5A, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±12 ±40
Output Voltage Offset Drift: Grade B TMCS1126x6B, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±10 ±30
TMCS1126x1B, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±10 ±30
TMCS1126x7B, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±15 ±40
TMCS1126x9B, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±15 ±40
TMCS1126x8B, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±15 ±40
TMCS1126x2B, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±15 ±40
TMCS1126x3B, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±20 ±55
TMCS1126x4B, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±30 ±70
TMCS1126x5B, VOUT,0A − VREF, IIN = 0A, TA = −40°C to 125°C ±40 ±80
PSRR Power Supply Rejection Ratio: Grade A TMCS1126xxA, Input Referred, VS = 3 V to 5.5 V, TA= –40ºC to +125ºC ±10 ±45 mA/V
Power Supply Rejection Ratio: Grade B TMCS1126xxB, Input Referred, VS = 3 V to 5.5 V, TA= –40ºC to +125ºC ±40 ±80
CMTI Common Mode Transient Immunity VCM = 1000V, ΔVOUT < 200mV, 1µs 75 150 kV/µs
CMRR Common Mode Rejection Ratio Input Referred, DC to 60Hz 5 µA/V
CMFR Common Mode Field Rejection Uniform External Magnetic Field, Input Referred, DC to 1kHz 10 mA/mT
Input Noise Density Input Referred, Full Bandwidth 150 μA/√Hz
CL,MAX Maximum capacitive load VOUT to GND 4.7 nF
Short circuit output current VOUT short to GND, short to VS 50 mA
SwingVS Swing to VS power supply rail RL = 10 kΩ to GND, TA= –40ºC to +125ºC VS – 0.02 VS – 0.05 V
SwingGND Swing to GND VGND + 5 VGND + 10 mV
BANDWIDTH & RESPONSE
BW Analog Bandwidth - 3dB Gain 500 kHz
SR Slew Rate(2) Output rate of change between reaching 10% and 90% of final value as shown in Figure 8-2 with a 100ns input step. 4 V/µs
tr Response Time(2) Time between input and output reaching 90% of final values, as shown in Figure 8-2 with a 100ns input step and a 1V output transition. 500 ns
tr Propagation Delay(2) Time between input and output reaching 10% of final values as shown in Figure 8-2 with a 100ns input step and a 1V output transition. 95 ns
Current Overload Recovery Time 300 ns
INTEGRATED REFERENCE
VREF Reference Output Voltage TMCS1126Axx 2.5 V
TMCS1126Bxx 1.65
TMCS1126Cxx 0.33
Reference Output Voltage Error: Grade A TMCS1126AxA, VS = 5 V ±0.02% ±0.15%
TMCS1126BxA, VS = 3.3 V ±0.02% ±0.15%
TMCS1126CxA, VS = 3.3 V ±0.05% ±0.2%
Reference Output Voltage Error: Grade B TMCS1126AxB, VS = 5 V ±0.1% ±0.4%
TMCS1126BxB, VS = 3.3 V ±0.12% ±0.5%
TMCS1126CxB, VS = 3.3 V ±0.2% ±1%
Reference Output Voltage Drift: Grade A TMCS1126xxA TA = –40°C to 125°C 8 20 ppm/°C
Reference Output Voltage Drift: Grade B TMCS1126xxB TA = –40°C to 125°C 15 50
Reference Output Voltage PSRR VS = 3 V to 5.5 V 80 200 µV/V
Maximum Reference Output Capacitive Load 20 nF
Reference Output Voltage Load Regulation VREF load = -5mA, 0mA, +5mA 0.2 mV/mA
OVER CURRENT DETECTION
VOC Over Current Detection Threshold Voltage VOC = S x IOC / 2.5 0.3 VS V
ROC Over Current Input Impedance 230 kΩ
Over Current Hysteresis TMCS1126x6x 8.3 A
TMCS1126x1x 4.5
TMCS1126x7x 4.2
TMCS1126x9x 3.8
TMCS1126x8x 3.1
TMCS1126x2x 3.5
TMCS1126x3x 2.2
TMCS1126x4x 1.4
TMCS1126x5x 2.7
IOC error TA = –40°C to 125°C ±7% ±15%
Over Current Detection Response Time IIN step = 120% of IOC 100 250 ns
OCOL Over Current Pull-down Voltage IOL = 3 mA. TA = –40°C to 125°C GND 0.07 0.2 V
ALERT Output Frequency 8 kHz
Output Duty Cycle, Active Low Thermal Alert 80 %
Sensor Alert 50
Thermal & Sensor Alert 20
ALERT Pull-down Voltage IOL = 3 mA. TA = –40°C to 125°C GND 0.07 0.2 V
POWER SUPPLY
VS Supply voltage TA = –40ºC to +125ºC 3.0 5.5 V
IQ Quiescent current TA = 25ºC 11 14 mA
TA = –40ºC to +125ºC 14.5 mA
Power on time Time from VS > 3 V to valid output 27.5 ms
(1) Thermally limited by junction temperature. Applies when device mounted on TMCS1126xEVM. For more details, see the Safe Operating Area section.
(2) Refer to the Transient Response section for details on transient response of the device.