SBOS968C june   2022  – july 2023 OPA186 , OPA2186 , OPA4186

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Revision History
  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: OPA186
    5. 6.5 Thermal Information: OPA2186
    6. 6.6 Thermal Information: OPA4186
    7. 6.7 Electrical Characteristics
    8. 6.8 Typical Characteristics
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Rail-to-Rail Inputs
      2. 7.3.2 Phase-Reversal Protection
      3. 7.3.3 Input Bias Current Clock Feedthrough
      4. 7.3.4 EMI Rejection
        1. 7.3.4.1 EMIRR +IN Test Configuration
      5. 7.3.5 Electrical Overstress
      6. 7.3.6 MUX-Friendly Inputs
    4. 7.4 Device Functional Modes
  9. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Basic Noise Calculations
    2. 8.2 Typical Applications
      1. 8.2.1 High-Side Current Sensing
        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 Bridge Amplifier
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Development Support
        1. 9.1.1.1 PSpice® for TI
        2. 9.1.1.2 TINA-TI™ Simulation Software (Free Download)
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 Receiving Notification of Documentation Updates
    4. 9.4 Support Resources
    5. 9.5 Trademarks
    6. 9.6 Electrostatic Discharge Caution
    7. 9.7 Glossary
  11. 10Mechanical, Packaging, and Orderable Information

Package Options

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

6.7 Electrical Characteristics

at TA = 25°C, VS = ±2.25 V to ±12 V, RL = 10 kΩ connected to VS / 2, VCM = VOUT = VS / 2 (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
OFFSET VOLTAGE
VOS Input offset voltage OPA186, OPA2186(1) ±1 ±10 μV
OPA4186(1) ±6 ±40
dVOS/dT Input offset voltage drift TA = –40℃ to +125℃(1) OPA186, OPA2186 ±0.01 ±0.04 μV/°C
OPA4186 ±0.025 ±0.1
PSRR Power-supply rejection ratio TA = –40℃ to +125℃(1) OPA186, OPA2186 ±0.02 ±0.2 μV/V
OPA4186 ±0.08 ±0.4
INPUT BIAS CURRENT
IB Input bias current VS = ±12 V ±5 ±55 pA
TA = –40℃ to +85℃(1) ±550
TA = –40℃ to +125℃(1), OPA186, OPA2186 ±4.8 nA
TA = –40℃ to +125℃(1), OPA4186 ±6.2
IOS Input offset current ±10 ±100 pA
TA = –40℃ to +85℃(1) ±1 nA
TA = –40℃ to +125℃(1) OPA186, OPA2186 ±1.25
OPA4186 ±3.8
NOISE
Input voltage noise f = 0.1 Hz to 10 Hz 125 nVRMS
eN Input voltage noise density f = 1 kHz 40 nV/√Hz
iN Input current noise f = 1 kHz 120 fA/√Hz
INPUT VOLTAGE
VCM Common-mode voltage (V–) – 0.2 (V+) + 0.2 V
CMRR Common-mode rejection ratio VS = ±2.25 V,
(V–) – 0.1 < VCM < (V+) + 0.1 V
OPA2186		 120 140 dB

OPA186		 118 140
OPA4186 105 120
VS = ±12 V,
(V–) – 0.1 < VCM < (V+) + 0.1 V		 OPA186, OPA2186 120 146
OPA4186 118 134
VS = ±2.25 V,
(V–) – 0.1 < VCM < (V+) + 0.1 V,
TA = –40℃ to +125℃(1)		 OPA186, OPA2186 106 120
OPA4186 100 114
VS = ±12 V,
(V–) – 0.1 < VCM < (V+) + 0.1 V,
TA = –40℃ to +125℃(1)		 OPA186, OPA2186 115 124
OPA4186 115 124
FREQUENCY RESPONSE
GBW Gain-bandwidth product 750 kHz
SR Slew rate 1-V step, G = 1 0.35 V/μs
tS Settling time To 0.1%, 1-V step, G = 1 7.5 μs
Overload recovery time VIN  × gain > VS 10 μs
INPUT CAPACITANCE
ZID Differential 100 || 5 MΩ || pF
ZICM Common-mode 50 || 2.5 GΩ || pF
OPEN-LOOP VOLTAGE GAIN
AOL Open-loop voltage gain VS = ±12 V, RL = 10 kΩ,
(V–) + 0.3 V < VO < (V+) – 0.3 V		 123 148 dB
TA = –40℃ to +125℃(1) 123 146
VS = ±12 V, RL = 2 kΩ,
(V–) + 0.65 V < VO < (V+) – 0.65 V		 123 148
TA = –40℃ to +125℃(1) 123 146
OUTPUT
VO Voltage output swing from the rail Positive rail No load 5 10 mV
RL = 10 kΩ 65
RL = 2 kΩ 345 425
RL = 10 kΩ,
TA = –40℃ to +125℃(1)		 95 120
Negative rail No load 5 10
RL = 10 kΩ 30
RL = 2 kΩ 90 120
RL = 10 kΩ,
TA = –40℃ to +125℃(1)		 35 50
ISC Short-circuit current ±20 mA
CLOAD Capacitive load drive See typical curves
RO Open-loop output impedance See typical curves
POWER SUPPLY
IQ Quiescent current per amplifier VS = ±2.25 V to ±12 V 90 130 µA
TA = –40℃ to +125℃(1) 150
(1) Specification established from device population bench system measurements across multiple lots.