TLE4998S8(D)
High Performance Programmable Single/Dual Linear Hall Sensor
Data Sheet
Revision 1.1, 2017-01
Sense & Control
Edition 2017-01
Published by
Infineon Technologies AG
81726 Munich, Germany
©
2017 Infineon Technologies AG
All Rights Reserved.
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TLE4998S8(D)
Table of Contents
Table of Contents
Table of Contents
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1
1.1
1.2
1.3
2
2.1
2.2
2.3
2.4
3
4
5
5.1
5.2
5.3
5.4
6
7
7.1
7.2
8
9
9.1
9.2
10
10.1
10.2
10.3
Overview
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Target Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
General
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Principle of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Transfer Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4
4
5
5
6
6
6
7
7
Maximum Ratings
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Operating Range
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Electrical, Thermal and Magnetic Parameters
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Magnetic Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electrical and Magnetic Characteristics in Undervoltage Range . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Magnetic Field Direction Definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
10
10
11
12
12
Application Circuit
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
SENT Output
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
SENT Protocol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Unit Time Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Configuration and Calibration Parameters
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Error Detection
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Voltages Outside the Operating Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
EEPROM Error Correction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
PG-TDSO-8 Package Outlines
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Distance Chip to package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Moisture Sensitivity Level (MSL) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PG-TDSO-8 Package Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
20
20
20
21
Data Sheet
3
Revision 1.1, 2017-01
TLE4998S8(D)
Overview
1
Overview
Characteristic
Programmable
Single/Dual Die
Linear Hall
Sensor
Supply Voltage
4.5~5.5 V
Supply Current
6 mA
Magnetic Range
±50mT
±100mT
±200mT
Interface
SENT (Single
Edge Nibble
Transmission)
Open Drain Output
Temperature
-40°C to
125°C
Figure 1-1
SMD package PG-TDSO-8 for the TLE4998S8(D)
1.1
•
•
•
•
•
•
•
Features
•
•
•
•
•
•
•
•
•
Integration of two individual Linear Hall sensor IC’s with Single Edge Nibble Transmission (SENT) open-drain
output signal (SAE J2716)
20-bit Digital Signal Processing (DSP)
Digital temperature and stress compensation
16-bit overall resolution
Operating automotive temperature range -40°C to 125°C
Minimal drift of output signal over temperature and lifetime
Programmable parameters stored in EEPROM with single-bit error correction:
– SENT unit time
– Magnetic range, sensitivity (gain), offset, and polarity of the output slope
– Filter Bandwidth
– Clamping levels
– Customer temperature compensation coefficients for all common magnets
Re-programmable until memory lock
Supply voltage 4.5-5.5 V (4.1-16 V extended range)
Configurable magnetic range: ±50 mT, ±100 mT, or ±200 mT
Reverse-polarity and overvoltage protection for all pins
Output short-circuit protection
On-board diagnostics (overvoltage, EEPROM error)
Output of internal magnetic field values and temperature
Programming and operation of multiple sensors with common power supply
Two-point calibration of magnetic transfer function without iteration steps
Note: Product qualification is based on “AEC Q100 Rev. G” grade 1 (Automotive Electronics Council - Stress test
qualification for integrated circuits)
Table 1-1
Product Name
TLE4998S8
TLE4998S8D
Data Sheet
Ordering Information
Marking
S8S
S8D
Ordering Code
SP000902780
SP000902784
4
Package
single sensor, PG-TDSO-8-1
dual sensor, PG-TDSO-8-2
Revision 1.1, 2017-01
TLE4998S8(D)
Overview
1.2
•
•
•
Target Applications
Robust replacement of potentiometers: No mechanical abrasion, resistant to humidity, temperature, pollution
and vibration
Linear and angular position sensing in automotive and industrial applications with highest accuracy
requirements
Suited for safety applications such as pedal position, throttle position and steering torque sensing
1.3
Pin Configuration
Figure 1-2
shows the location of the Hall elements in the package and the pin configuration of the TLE4998S8(D).
Figure 1-2
Table 1-2
Pin No.
1
2
3
4
5
6
7
8
Pin Configuration of PG-TDSO-8 package
TLE4998S8(D) Pin Definitions and Functions
Symbol
TST
TLE4998S8 Function
Test pin (connection to GND is
recommended)
Supply voltage / programming interface
Ground
Output / programming interface
Not connected
Not connected
Not connected
Not connected
TLE4998S8D Function
Test pin (top die, connection to GND is
recommended)
Supply voltage / programming interface
(top die)
Ground (top die)
Output / programming interface (top die)
Output / programming interface (bottom
die)
Ground (bottom die)
Supply voltage / programming interface
(bottom die)
Test pin (bottom die, connection to GND is
recommended)
V
DD
GND
OUT
OUT
GND
V
DD
TST
Data Sheet
5
Revision 1.1, 2017-01
