TLE4998P3 Infineon Technologies, TLE4998P3 Datasheet
TLE4998P3
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... TLE4998P3 TLE4998P4 Programmable Linear Hall Sensor Data Sheet, V 1.0, July 2008 ...
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... Infineon Technologies Office. Infineon Technologies Components may only be used in life-support devices or systems with the express written approval of Infineon Technologies failure of such components can reasonably be expected to cause the failure of that life-support device or system affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body support and/or maintain and sustain and/or protect human life ...
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... TLE4998P3 TLE4998P4 Revision History: Previous Version: We Listen to Your Comments Any information within this document that you feel is wrong, unclear or missing at all? Your feedback will help us to continuously improve the quality of this document. Please send your proposal (including a reference to this document) to: sensors@infineon ...
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Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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... Programming and operation of multiple sensors with common power supply • Two-point calibration of magnetic transfer function without iteration steps • High immunity against mechanical stress, EMC, ESD Type Marking TLE4998P3 4998P3 TLE4998P4 4998P4 Data Sheet Ordering Code Package SP412104 PG-SSO-3-10 SP412106 PG-SSO-4-1 5 TLE4998P3 TLE4998P4 PG-SSO-3-10 V 1.0, 2008-07 ...
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... Figure 2 show the location of the Hall element in the chip and the distance between the Hall probe and surface of the package. 2.03 ±0 Figure 1 TLE4998P3 Pin Configuration and Hall Cell Location Table 1 TLE4998P3 Pin Definitions and Functions Pin No. Symbol 1 VDD 2 GND ...
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Figure 2 TLE4998P4 Pin Configuration and Hall Cell Location Table 2 TLE4998P4 Pin Definitions and Functions Pin No. Symbol 1 TST 2 VDD 3 GND 4 OUT Data Sheet d 0.2 B Center ...
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General 2.1 Block Diagram Figure simplified block diagram. Supply Bias spinning A H ALL D Temp Sense Figure 3 Block Diagram 2.2 Functional Description The linear Hall IC TLE4998P has been designed specifically to ...
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The IC is produced in BiCMOS technology with high voltage capability, also providing reverse polarity protection. Digital signal processing, using a 16-bit DSP architecture together with digital temperature compensation, guarantees excellent long-time stability as compared to analog compensation methods. While ...
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Transfer Functions The examples in Figure 4 the desired output value ranges. • Polarity mode: – Bipolar: Magnetic fields can be measured in both orientations. The limit points do not necessarily have to be symmetrical around the zero field ...
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Maximum Ratings Table 3 Absolute Maximum Ratings Parameter Storage temperature Junction temperature Voltage on V pin with DD respect to ground Supply current @ overvoltage V max. DD Reverse supply current @ V min. DD Voltage on output pin ...
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Operating Range The following operating conditions must not be exceeded in order to ensure correct operation of the TLE4998P. All parameters specified in the following sections refer to these operating conditions, unless otherwise indicated. Table 4 Operating Range Parameter ...
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... Table 5 Electrical Characteristics Parameter PWM output frequency Output duty cycle range Supply current Output current @ OUT shorted to supply lines Thermal resistance TLE4998P3 Thermal resistance TLE4998P4 2) Power-on time Power-on reset level Output impedance Output fall time Output rise time Output low saturation ...
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Calculation of the Junction Temperature The total power dissipation P temperature. The power multiplied by the total thermal resistance to the final junction temperature. Junction to Case components thJA thJC thCA ∆ ...
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This range is also used for temperature and offset pre-calibration of the IC 6) Depending on offset and gain settings, the output may already be saturated at lower fields 7) Gain setup is 1 operating temperature range ...
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Signal Processing The flow diagram in Figure 6 Range Hall A D Sensor Temperature TC Sensor Temperature Compensation Figure 6 Signal Processing Flow Magnetic Field Path • The analog output signal ...
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The linear path is multiplied by the TC • In the quadratic path, the temperature difference value 2 • Both path outputs are added together and multiplied by the Gain value from the EEPROM 6.1 Magnetic ...
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Gain Setting The sensitivity is defined by the range and the gain setting. The output of the A/D converter is multiplied by the Gain value. Table 9 Gain Parameter Register size Gain range Gain quantization steps ∆ 1) For ...
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DSP Input Low Pass Filter A digital low-pass filter is placed between the Hall A/D converter and the DSP an can be to reduce the noise level. The low-pass filter has a constant DC amplification (gain ...
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Figure 7 shows the filter characteristics as a magnitude plot (highest setting is marked). The “off” position would be a flat 0 dB line. The update rate after the low-pass filter is 16 kHz ...
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Clamping The clamping function is useful for splitting the output voltage range into operating range and error ranges. If the magnetic field is outside the selected measurement range, the OUT output value is limited to the clamping values. Table ...
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Figure 8 shows an example in which the magnetic field range between is mapped to duty cycles between 16% and 84%. DY PWM 100 (%) min Figure 8 Clamping example Note: The clamping high ...
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PWM Output Fequency Setup This enables a setup of different PWM output frequencies, even if the internal RC oscillator varies by ±20%. Table 14 Predivider Setting Parameter Register size PWM output frequency The nominal unit time is calculated by: ...
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Error Detection Different error cases can be detected by the On-Board-Diagnostics (OBD) and reported to the microcontroller. The OBD is useful only when the clamping function is enabled. 7.1 Voltages Outside the Operating Range The output signals error conditions ...
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Temperature Compensation The magnetic field strength of a magnet depends on the temperature. This material constant is specific to different magnet types. Therefore, the TLE4998P offers a second- order temperature compensation polynomial, by which the Hall signal output is ...
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Parameter Calculation The parameters TC and TC 1 The digital output for a given field by OUT B is the full range magnetic field dependent on the range setting (e.g 100 mT). FSR S is ...
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Calibration For the calibration of the sensor, a special hardware interface required. All calibration and setting bits can be temporarily written into a Random Access Memory (RAM). This allows the EEPROM to remain untouched during ...
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Calibration Data Memory When the MEMLOCK bits are programmed (two redundant bits), the memory content is frozen and may no longer be changed. Furthermore, the programming interface is locked out and the chip remains in the application mode only. ...
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Table 19 Programming Characteristics Parameter Symbol Limit Values N Number of EEPROM programming cycles T Ambient temperature at programming t Programming time PRG Calibration memory - Error Correction - 1) 1 cycle is the simultaneous change of ≥ 1 bit ...
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Application Circuit Figure 10 shows the connection of multiple sensors to a microcontroller TLE out 47nF 4998 GND 4.7nF V DD TLE out 47nF 4998 GND 4.7nF Figure 10 Application Circuit Note: For calibration and programming, the ...
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Package Outlines 4.06 12.7 ±1 6.35 ±0.4 12.7 Total tolerance at 19 pitches ± solder function area Molded body dimensions do not unclude plastic or metal protrusion of 0.15 max per side Figure 11 PG-SSO-3-10 (Plastic Green ...
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MAX. 4x 0.4 ±0.05 0.5 1 1.27 12.7 ±1 6.35 ±0.4 12.7 Total tolerance at 10 pitches ± solder function area Figure 12 PG-SSO-4-1 (Plastic Green Single Small Outline Package) Data ...
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Data Sheet 33 TLE4998P Package Outlines V 1.0, 2008-07 ...
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... Published by Infineon Technologies AG ...