SNOSCZ7A December   2015  – January 2016 LDC0851

PRODUCTION DATA.  

  1. Features
  2. Applications
  3. Description
  4. Simplified Schematic
  5. Revision History
  6. Pin Configuration and Functions
  7. Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Interface Voltage Levels
    7. 7.7 Timing Requirements
    8. 7.8 Typical Characteristics
  8. Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Basic Operation Mode
      2. 8.3.2 Threshold Adjust Mode
      3. 8.3.3 Setting the Threshold Adjust Values
      4. 8.3.4 Hysteresis
      5. 8.3.5 Conversion Time
      6. 8.3.6 Power-Up Conditions
    4. 8.4 Device Functional Modes
      1. 8.4.1 Shutdown Mode
      2. 8.4.2 Active Mode
  9. Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Sensor Design
        1. 9.1.1.1 Sensor Frequency
        2. 9.1.1.2 Sensor Design Procedure
    2. 9.2 Typical Application
      1. 9.2.1 Event Counting
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
        3. 9.2.1.3 Application Curves
      2. 9.2.2 Coarse Position Sensing
        1. 9.2.2.1 Design Requirements
        2. 9.2.2.2 Detailed Design Procedure
        3. 9.2.2.3 Application Curves
      3. 9.2.3 Low Power Operation
        1. 9.2.3.1 Design Requirements
        2. 9.2.3.2 Detailed Design Procedure
        3. 9.2.3.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
      1. 11.2.1 Side by Side Coils
      2. 11.2.2 Stacked Coils
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Development Support
    2. 12.2 Community Resources
    3. 12.3 Trademarks
    4. 12.4 Electrostatic Discharge Caution
    5. 12.5 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

DSG Package
8-Pin WSON with DAP
Top View
LDC0851 pin_configuration_snoscz7.gif

Pin Functions

PIN TYPE(1) DESCRIPTION
NAME NO.
LCOM 1 A Common coil input
LSENSE 2 A Sense coil input
LREF 3 A Reference coil input
ADJ 4 A Threshold adjust pin
OUT 5 O Switch output
EN 6 I Enable input
GND 7 G Ground
VDD 8 P Power Supply
DAP DAP G Connect to Ground for improved thermal performance(2)
(1) I = Input, O = Output, P = Power, A = Analog, G = Ground
(2) There is an internal electrical connection between the exposed Die Attach Pad (DAP) and the GND pin of the device. Although the DAP can be left floating, for best performance the DAP should be connected to the same potential as the device's GND pin. Do not use the DAP as the primary ground for the device. The device GND pin must always be connected to ground.