HAL805 Datasheet, PDF (2/24 Pages) Micronas – Programmable Linear Hall Effect Sensor

HAL 805
PRELIMINARY DATA SHEET
Contents
Page
Section
3
1.
3
1.1.
3
1.2.
4
1.3.
4
1.4.
4
1.5.
4
1.6.
4
1.7.
Title
Introduction
Major Applications
Features
Marking Code
Operating Junction Temperature Range (T_J)
Hall Sensor Package Codes
Solderability
Pin Connections and Short Descriptions
5
2.
Functional Description
5
2.1.
General Function
7
2.2.
Digital Signal Processing and EEPROM
9
2.3.
Calibration Procedure
9
2.3.1.
General Procedure
10
2.3.2.
Calibration of the Angle Sensor
11
3.
Specifications
11
3.1.
Outline Dimensions
11
3.2.
Dimensions of Sensitive Area
11
3.3.
Position of Sensitive Area
12
3.4.
Absolute Maximum Ratings
12
3.5.
Recommended Operating Conditions
13
3.6.
Electrical Characteristics
14
3.7.
Magnetic Characteristics
14
3.8.
Open Circuit Detection
15
3.9.
Typical Characteristics
17
4.
Application Notes
17
4.1.
Application Circuit
17
4.2.
Use of two HAL 805 in Parallel
17
4.3.
Temperature Compensation
18
4.4.
Undervoltage Behavior
18
4.5.
Ambient Temperature
18
4.6.
EMC and ESD
19
5.
Programming of the Sensor
19
5.1.
Definition of Programming Pulses
19
5.2.
Definition of the Telegram
21
5.3.
Telegram Codes
22
5.4.
Number Formats
23
5.5.
Register Information
23
5.6.
Programming Information
24
6.
Data Sheet History
Note: Some exclusivity restrictions may apply for the use of this sensor in automotive applications.
2
Micronas