SBOS982G June   2020  – July 2022 OPA2863 , OPA4863 , OPA863

PRODMIX  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and 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: OPA863
    5. 7.5  Thermal Information: OPA2863
    6. 7.6  Thermal Information: OPA4863
    7. 7.7  Electrical Characteristics: VS = 10 V
    8. 7.8  Electrical Characteristics: VS = 3 V
    9. 7.9  Typical Characteristics: VS = 10 V
    10. 7.10 Typical Characteristics: VS = 3 V
    11. 7.11 Typical Characteristics: VS = 3 V to 10 V
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Input Stage
      2. 8.3.2 Output Stage
        1. 8.3.2.1 Overload Power Limit
      3. 8.3.3 ESD Protection
    4. 8.4 Device Functional Modes
      1. 8.4.1 Power-Down Mode
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Low-Side Current Sensing
      1. 9.2.1 Design Requirements
    3. 9.3 Front-End Gain and Filtering
    4. 9.4 Low-Power SAR ADC Driver and Reference Buffer
    5. 9.5 Variable Reference Generator Using MDAC
    6. 9.6 Clamp-On Ultrasonic Flow Meter
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 Thermal Considerations
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 Support Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

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

6 Pin Configuration and Functions

GUID-CF61FC4D-EF64-40C9-8A31-BDD7658DD562-low.gifFigure 6-1 DBV Package,
6-Pin SOT-23
(Top View)
Figure 6-2 DBV Package (Preview),
5-Pin SOT-23
(Top View)
Table 6-1 Pin Functions
PIN TYPE(1) DESCRIPTION
NAME OPA863
SOT-23 (6) SOT-23 (5)
PD 5 — I Power down.
Low = disabled, high = normal operation (pin must be driven).
VIN+ 3 3 I Noninverting input pin
VIN– 4 4 I Inverting input pin
VOUT 1 1 O Output pin
VS– 2 2 P Negative power-supply pin
VS+ 6 5 P Positive power-supply pin
(1) I = input, O = output, and P = power.
GUID-20210401-CA0I-SRFD-1Q5W-TDZ4DBMPJXWR-low.gifFigure 6-3 D Package, 8-Pin SOIC
and DGK Package, 8-Pin VSSOP,
(Top View)
GUID-20210401-CA0I-G4DT-ZJ0C-4Q4T2PRDRHWJ-low.gifFigure 6-4 RUN Package (Preview),
10-Pin WQFN
(Top View)
Table 6-2 Pin Functions
PIN TYPE(1) DESCRIPTION
NAME OPA2863
SOIC, VSSOP WQFN
PD1 — 4 I Amplifier 1 power down.
Low = disabled, high = normal operation (pin must be driven).
PD2 — 6 I Amplifier 2 power down.
Low = disabled, high = normal operation (pin must be driven).
VIN1– 2 2 I Amplifier 1 inverting input pin
VIN1+ 3 3 I Amplifier 1 noninverting input pin
VIN2– 6 8 I Amplifier 2 inverting input pin
VIN2+ 5 7 I Amplifier 2 noninverting input pin
VOUT1 1 1 O Amplifier 1 output pin
VOUT2 7 9 O Amplifier 2 output pin
VS– 4 5 P Negative power-supply pin
VS+ 8 10 P Positive power-supply pin
(1) I = input, O = output, and P = power.
GUID-03BC5731-83CB-4C93-BE61-7282E3630BBF-low.gif Figure 6-5 PW Package (Preview),
14-Pin TSSOP
(Top View)
Table 6-3 Pin Functions
PIN TYPE(1) DESCRIPTION
NAME OPA4863
TSSOP
VIN1– 2 I Amplifier 1 inverting input pin
VIN1+ 3 I Amplifier 1 noninverting input pin
VIN2– 6 I Amplifier 2 inverting input pin
VIN2+ 5 I Amplifier 2 noninverting input pin
VIN3– 9 I Amplifier 3 inverting input pin
VIN3+ 10 I Amplifier 3 noninverting input pin
VIN4– 13 I Amplifier 4 inverting input pin
VIN4+ 12 I Amplifier 4 noninverting input pin
VOUT1 1 O Amplifier 1 output pin
VOUT2 7 O Amplifier 2 output pin
VOUT3 8 O Amplifier 3 output pin
VOUT4 14 O Amplifier 4 output pin
VS– 11 P Negative power-supply pin
VS+ 4 P Positive power-supply pin
(1) I = input, O = output, and P = power.