TLE4990 Infineon Technologies, TLE4990 Datasheet - Page 9

• Manufacturer Part Number: TLE4990
• Description: IC HALL EFFECT UNI/BIPOL PGSSO41
• Manufacturer: Infineon Technologies
• Type: Linear - Programmabler

Specifications of TLE4990

• Sensing Range: 32mT ~ 75mT
• Voltage - Supply: 4.5 V ~ 5.5 V
• Current - Supply: 5.5mA
• Current - Output (max): 1.2mA
• Output Type: Analog, Ratiometric
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 4-SIP, SSO-4-01
• Operating Supply Voltage: 5 V
• Mounting Style: Through Hole
• Maximum Operating Temperature: + 150 C
• Minimum Operating Temperature: - 40 C
• Maximum Output Current: 1.2 mA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: TLE4990INTB

Transfer Functions
The examples in
the output voltage.
•
Figure 3
Figure 4
Data Sheet
Polarity mode:
– Unipolar: only magnetic fields in one direction are measured.
– Bipolar: Magnetic fields can be measured in both orientations.
-125
125
The zero field voltage is near to the GND level.
The zero field voltage is about the half voltage.
Example 1: Bipolar,
setting used in -E6782 version
B (mT)
0
Magnetic Field Direction Definition
Examples of Operation
Figure 3
Increase of Magnetic Field
Increase of Output Voltage
V
OUT
show how different magnetic field ranges can be mapped to
(V)
2.5
5
0
9
Example 2: Unipolar
Programmable Linear Hall Sensor
-50
50
Increase of Magnetic Field
Decrease of Output Voltage
B (mT)
0
B
TLE4990_MAGNETIC_RANGE
Functional Description
V
OUT
V
OUT
V 2.4, 2005-11
(V)
5
0
TLE4990