tle5011 Infineon Technologies Corporation, tle5011 Datasheet

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tle5011

Manufacturer Part Number
tle5011
Description
Gmr Based Angular Sensor
Manufacturer
Infineon Technologies Corporation
Datasheet

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Target Data Sheet, V 0.11, January 2008
TLE5011
GMR Based Angular Sensor
S e n s o r s

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tle5011 Summary of contents

Page 1

... Target Data Sheet, V 0.11, January 2008 TLE5011 GMR Based Angular Sensor ...

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Edition 2008-01 Published by Infineon Technologies AG, 81726 München, Germany © 2008 Infineon Technologies AG All Rights Reserved. Legal Disclaimer The information given in this document shall in no event be regarded as a guarantee of conditions or characteristics. With ...

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... TLE5011 Revision History: Previous Version: Page Subjects (major changes since last revision) General Spelling and typing errors corrected 51 Package Parameters changed 52 Package Outline Figure modified 53 Marking changed 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 ...

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... Calibration Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 5.5 Angle Calculation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 5.5.1 Components of the Output Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 5.5.2 GMR Error Compensation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Temperature dependent Offset Value . . . . . . . . . . . . . . . . . . . . . . . . 20 Offset Correction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Amplitude Normalization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Non-Orthogonality Correction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Resulting Angle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 5.6 Error Types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Anisotropy Error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Hysteresis Error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Residual Angle Error . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 5.7 GMR Parameters after Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Target Data Sheet 4 TLE5011 V 0.11, 2008-01 ...

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... Internal Supply Voltage Comparators . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 12.2 V Overvoltage Detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 DD 12.3 GND - Off Comparator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 12 Off Comparator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Typical Application Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 13.1 Angle Sensor System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 14 Package Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 14.1 Package Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 Package Outline PG-DSO Footprint PG-DSO Packing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 Marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54 Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Target Data Sheet TLE5011 V 0.11, 2008-01 ...

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... Automotive qualified: -40°C to +150°C (Junction Temperature) • Latch up immunity according JEDEC standard • ESD > (HBM) • Green package with lead-free (Pb-free) plating Type Marking TLE5011 5011 Target Data Sheet field sensing for angle Ordering Code TBD. 6 TLE5011 Package PG-DSO-8 V 0.11, 2008-01 ...

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... General Angular Sensing 1.3 Product Description The TLE5011 is a 360° angle sensor that detects the orientation of a magnetic field. This is achieved by measuring sine and cosine angle components with monolithic integrated Giant Magneto Resistance (GMR) elements. Data communications are accomplished with a bi-directional SSC Interface that is SPI compatible ...

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... GND 8 TST2 Target Data Sheet In/Out Function I Chip Clock I SSC Clock I SSC Chip Select I/O SSC Data, open drain I/O Test Pin 1, must be connected to GND - Supply Voltage - Ground I/O Test Pin 2, must be connected to GND 8 TLE5011 Overview 5 Center of Sensitive Area 4 V 0.11, 2008-01 ...

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... Block Diagram Target Data Sheet VDD VDD_OV TST1 Comp VRA VRA_OV VRA_Rst VRD Temperature Sensor A Comb D Filter 1 A Comb Filter D 1 TLE5011 9 TLE5011 VDD-off CLK Comp SCK SSC VRD_OV VRD_Rst XH FIR XL Filter 16 16 Control FSYNC FCNT FSM 16 16 FIR YH Filter YL Analog Clock ...

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... Internal Power Supply The internal stages of the TLE5011 are supplied with different voltage regulators. • GMR Voltage Regulator VRG • Analog Voltage Regulator VRA • Digital Voltage Regulator VRD Each voltage regulator has its own overvoltage and undervoltage detection circuits. 2.3.1 GMR Voltage Regulator VRG (VDDG-Voltage) The GMR voltage regulator supplies all GMR parts. • ...

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... GMR Functionality The GMR sensor is implemented in vertical integration. This means that the GMR active areas are integrated above the logic portion of the TLE5011 device. GMR elements change their resistance depending on the direction of the magnetic field. Four individual GMR elements are connected to one Wheatstone Sensor Bridge. These GMR elements sense one of two components of the applied magnetic field: • ...

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... Therefore, most influences to the amplitudes are compensated. V 0° Figure 4 Ideal Output of the GMR Sensor Target Data Sheet Y Component (SIN 90° 180° 12 TLE5011 X Component (COS) V (COS) X 270° 360° Angle α V (SIN 0.11, 2008-01 General ...

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... Target Data Sheet Symbol Limit Values min. max. V -0.5 6 6.5 -0 -40 150 |125| - |100| 13 TLE5011 Absolute Maximum Ratings Unit Notes V max lifetime 0.35 V may DD not be exceeded °C mT max 5 min 25°C A max 25° 0.11, 2008-01 ...

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... Operating Range The operating conditions identified in correct operation of the TLE5011. All parameters specified in the following sections refer to these operating conditions, unless otherwise noticed. Table 3 Operating Range Parameter Symbol V Supply Voltage DD I Output Current Q V Input Voltage IN B Magnetic Induction XY Angle Range ...

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... V -0. +0. “Signal Processing” on Page 15 TLE5011 V = 5.0 V and 25° < 150°C. J Unit Notes 4 Power On Reset µs > & after DD DDmin f first edge on CLK 3) ns short term 4) long term digits 1 σ @ FIR_BYP = 0 1 σ ...

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... V < 5.5V. DD Symbol Limit Values min. max. ± HBM ± 500 V - SDM 16 TLE5011 Unit Notes V CS µA , DATA µA SCK, CLK TST1 TST2 Unit Notes 1) kV HBM 2) V SDM = 25° 0.11, 2008-01 ...

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... Y -10.0 0 10.0 -5000 - 5000 COS MAX MIN +A 90° 180° Offset -A 17 Unit Notes digits @ Calibibration Conditions Operating Range % @ Calibibration Conditions digits @ Calibration Conditions ° @ Calibration Conditions digits without magnet 270° 360° Angle V 0.11, 2008-01 TLE5011 4) ...

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... – MAX -------------------------------- - = – MAX -------------------------------- = tco_d_x tco_k_x tco_d_y tco_k_y OY Symbol Limit Values min. typ. tco_d_x - +0.116296 tco_d_y - -0.079401 tco_k_x - -0.0010147 tco_k_y - -0.0010121 18 MIN MIN MIN MIN × X25 × Y25 Unit max. - digits_/ 1_/ 0.11, 2008-01 TLE5011 Notes ...

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... Parameter Symbol Limit Values B Flux density CAL T Temperature CAL Target Data Sheet Electrical and Magnetic Parameters ϕ ϕ ϕ = – Table 9. Table 9. of the temperature measurement path at the calibration min. typ. max TLE5011 Unit Notes °C V 0.11, 2008-01 ...

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... Amplitude sin) Signal Offset sin) Signal Y ϕ : Phase error sin) Signal × ------------- - = + O X X25 × ------------- - = + O Y Y25 and – – “Temperature V 0.11, 2008-01 TLE5011 O can be Y ...

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... – ------ = ------ = × – – sin ------------------------------------------ - = Y 3 – ϕ cos Y   3 α ------ = arc tan –   )” to resolve 360° TLE5011 ϕ ϕ 0.11, 2008-01 ...

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... Overall Error err 1) At 25°C, B=50mT 2) Including hysteresis error Target Data Sheet Electrical and Magnetic Parameters = 0 mT and operating conditions given in Z 14. Limit Values min. typ. max 0.7 1,6 22 TLE5011 Table 9 "GMR calibration Table 10. Table 3 Unit Notes 2) 3) ° V 0.11, 2008-01 ...

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... One digit represent typically 5.166 µV. 6) Correspond to max. GMR output value. Target Data Sheet 1) min. typ. - 4.9 19.6 - 81,9 - 20,5 - 163 Signal Processing Unit Notes max. - kHz FIR_BYP=0 FIR_BYP=1 - µs FIR_BYP=0 - FIR_BYP=1 - FIR_BYP=0 - FIR_BYP=1 23230 digits signed 16 bit integer (2s complement 0.11, 2008-01 TLE5011 4) 5) ...

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... CLKl Limit Values min. typ. max. 3.9 4.00 4 DUTY - - 100 - - with t CLK(f_min) CLK(f_min with t CLK(f_min) CLKh(f_max) 24 TLE5011 t CLKh(f_min Unit Notes MHz % V ns from from H f MHz * 25 CLK MHz ( ( CLK(f_min CLK(f_min) CLKl(min) V 0.11, 2008- ...

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... Target Data Sheet Synchronous Serial Communication Interface (SSC) typ. 1k Ω *) DATA *) SCK *) CS *) optional , e.g. 100 Ω MRST *) MTSR optional *) SCK *) CS *) optional , e.g. 100 Ω 25 TLE 501x (SSC Slave) *) DATA Shift Register SCK CS TLE 501x (SSC Slave) typ. 1kΩ *) DATA Shift Register SCK CS V 0.11, 2008-01 TLE5011 ...

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... SSC Inactive Time ( CS off The SSC inactive time defines the delay, before the TLE5011 can be selected again after a transfer. The TLE5011 reacts only to one command after SSC inactive time. Then the SSC Interface of the TLE5011 is disabled until the next SSC Inactive Time is performed. ...

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... DIG DIG - +10 DIG DIG - +10 DIG DIG + +50 DIG DIG (max) CLK TLE5011 Unit Notes MBit / SSC inactive time SSC_FILT = 0 SSC_FILT = Falling edge 0.11, 2008-01 4) ...

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... Synchronous Serial Communication Interface (SSC SCKl MIN SCKh t DATw MIN Wr t DATw MAX t DATr MIN t DATr MAX t DATw MIN Wr t DATw MAX t DATr MIN t DATr MAX 28 TLE5011 t PU Earliest sample timepoint Earliest sample timepoint of second sample from filter Rd V 0.11, 2008-01 ...

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... The margin time shown in Line and the earliest possible sample read of the TLE5011 itself for read back useful to have a maximum distance between the WRITE and subsequent READ. This ensures a reliable read back of the written data for the Slave-Active Byte generation. ...

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... The following conditions apply: • The DATA pin has a ’2-of-3’ filter. • The CS input has a ’2-of-3’ filter, which suppresses only positive spikes. Target Data Sheet Synchronous Serial Communication Interface (SSC) 1 -------------- - = DIGIT SCK fall detected Masked, because no fall detected 30 TLE5011 V 0.11, 2008-01 ...

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... MSB DATA Command Byte SSC-Master is driving DATA (µC) Figure 12 SSC Data Transfer (Data Read Example) 8.5 SSC Command Byte The TLE5011 is controlled by a command byte sent first at every data transmission. Table 15 Structure of the Command Byte Name Bits RW [7] ADDR [6..3] ND [2..0] ...

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... Register Table This chapter defines the complete address range as well as all registers of the TLE5011. It also defines the read/write access rights of the specific registers. the values with symbols. Access to the registers is accomplished via the SSC Interface. Table 16 Address Map Addr. Name Bits ...

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... In the case of an Update Command and the Update- Mode bit (UR in CTRL1) is set, the immediate values are stored in this Update-Buffer simultaneously. This enables a snapshot of all necessary system parameters at the same time. Reset only after readout Read-only registers Read and write registers 33 TLE5011 Register Table ). H V 0.11, 2008-01 ...

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... FSYNC and FCNT are reset to 0. Then the Angle-Test (ANGT_EN) is automatically disabled and switches back to normal operation. Also, the UPDATE bit is toggled W L Update / Run Mode 0: Run Mode (Buffer1 values are immediate values) 1: Update Mode (Buffer2 values are stored values) 34 TLE5011 Register Table AUTO UR - ...

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... Target Data Sheet Reset Value Low Byte R U Reset Value High Byte R U Reset Value Low Byte R U Reset Value High Byte TLE5011 Register Table 0.11, 2008-01 ...

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... X,Y data, this counter must be ≥ indicate valid X,Y values overflows, it resets show, that values are still valid. H Note: If FIR_BYP is activated, this counter counts four times faster! 36 TLE5011 Register Table FCNT and OFF after any write to FSYNC and ...

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... Angle Test Enable 0: Angle Test disable command 1: Angle Test enable command in this case X and Y values represent resistive test values, which can be used to simulate angle values Angle Test X and Y value See : Table 17 "Functional Angle Test" on Page 45 37 TLE5011 Register Table ...

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... The values in addr.8 and addr.9 have reset status. Reserved Addr Reserved Addr Target Data Sheet Reset Value Reserved Reset Value Reserved 38 TLE5011 Register Table 0.11, 2008-01 ...

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... ADC input switched to TST1,2, ADC selected by 2) TST_CHAN W L GMR switch to TST1and TST2 0: No GMR switch, normal operation 1: GMR switched to TST1 Test Channel select 0: X channel linked to TST1and TST2 1: Y channel linked to TST1and TST2 39 TLE5011 Register Table TST_ CHAN ...

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... TLE5011 productive chip H Device Revision (current number TLE5011 productive chip, 1st revision (B11 TLE5011 productive chip, 2nd revision (B21 TLE5010 productive chip, 3rd revision (B31 TLE5010 productive chip, 4th revision (B41) H (Referred to Errata Sheets for later versions) ...

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... GMR Voltage Regulator Overvoltage Comparator 0: Voltage ok 1: VRG Overvoltage occurred R S Analog Voltage Regulator Overvoltage Comparator 0: Voltage ok 1: VRA Overvoltage occurred R S Digital Voltage Regulator Overvoltage Comparator 0: Voltage ok 1: VRD Overvoltage occurred W L Slave Number Used in the SSC protocol 41 TLE5011 Register Table V 0.11, 2008-01 ...

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... A “high” condition on the negated Chip Select pin (CS) of the selected TLE5011 interrupts the transfer immediately. The CRC calculator is automatically reset. • Every access to the TLE5011 with the number of data (ND) ≥ performed with address auto-increment. • After an auto-increment overflow, the addresses begin from 00 • ...

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... Bus-Specification of 15.Feb.1994 for Figure 13) xor xor parallel Remainder Slave Active Byte: 1110_1110 Slave Active Byte: 1101_1101 Slave Active Byte: 1011_1011 Slave Active Byte: 0111_0111 43 TLE5011 Data Communication via SSC . B xor 0.11, 2008-01 Serial CRC output ...

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... Transmitted Sequence: Command Data CRC 00000001 00000101 10011011 Target Data Sheet CRC (init all ‘0’) 00000000 . . =01100100. Remainder 10011011 inverted Remainder 44 TLE5011 Data Communication via SSC V 0.11, 2008-01 ...

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... Test Structures Two different test signal structures are implemented in the TLE5011. These are: • Functional Angle Test. In this case, well-known signals feed the ADCs. • Temperature Measurement. This is useful to read out the chip temperature for compensation purposes. 11.1 Functional Angle Tests It is possible to feed the ADCs with appropriate values to simulate a certain magnet- position and other GMR effects ...

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... Temperature Sensitivity 1) Should be used for temperature compensation of offset errors Target Data Sheet Y 122.1% 0% 70.7% Symbol Limit Values min. typ -40 T +2550 +5775 25 T -22000 - 150 S - -188. TLE5011 Test Structures 141.4% X 100.0% Unit Notes max. +22000 digits +9000 digits - digits 1) - dig / K V 0.11, 2008-01 ...

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... Val_A0 Val_A1 Val_G4 Val_A0 No GMR signal available 47 Test Structures t t upd upd 0 1 Val_G0 Val_G1 Val_A1 Val_G0 upd upd upd Updated FCNT Val_G0 Val_G1 Val_G2 Val_A1 Val_G0 Val_G1 automatic! V 0.11, 2008-01 TLE5011 t upd 2 Val_G2 Val_G1 ...

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... µs V VRx_O V bit. V DDA - 10µs Spike Filter + GND (see Figure 17). 48 TLE5011 Overvoltage Comparators Notes GNDoff GND TST1 VDDoff CLK SCK DD The error condition has to be longer than this value f (min. 256 clocks of DIG V ...

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... DD The V -Off Comparator detects a disconnection of the V DD case, the TLE5011 is supplied by the SCK, CLK and CS input pins via the ESD structures. It activates the The retriggerable analog monoflop is necessary because of the non-static signal of the CLK and SCK signals. This comparator is also activated if spikes on CLK or SCK achieve the condition: ...

Page 50

... Application Circuit 13.1 Angle Sensor System A complete system may consist out of one TLE5011 and a microcontroller. The second TLE5011 may be used for redundancy to increase system reliability. The microcontroller should contain a CORDIC coprocessor for fast angle calculations and flash memory for the calibration data storage. ...

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... R thJL Soldering Moisture Level Lead frame Plating 1) According to Jedec JESD51-7 Target Data Sheet Limit Values Unit min. typ. max. - 150 200 K K K/W MSL 100% 51 TLE5011 Package Information Notes 1) Junction to Air Junction to Case Junction to Lead 260°C > 7 µm V 0.11, 2008-01 ...

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... Reference "D" is defined with the center of all 8 pins Figure 21 Package Outline PG-DSO-8 Target Data Sheet B 0.1 0 SEATING M PLANE 1.27 = 3.81 0. CENTER OF SENSITIVE AREA 52 TLE5011 Package Information 0.35 x 45˚ -0.2 C 1.22 ±0.18 A 0.64 ±0.25 6 ±0.2 E 0.2 M Detail A 3) ø0.6 Sensitive Area P-PG-DSO-08-16-S-PO V03 V 0 ...

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... Marking Position Marking 1st Line 5011xx 2nd Line xxx Gxxxx 3rnd Line Processing Note: For processing recommendations, please refer Infineon’s Notes on Processing Target Data Sheet 0.65 1.27 8 6.4 Description See ordering table on page 6 Lot code G .. green, 4-digit .. date code 53 TLE5011 Package Information 0.3 1.75 2.1 V 0.11, 2008-01 ...

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Published by Infineon Technologies AG ...

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