TLE6361G Infineon Technologies, TLE6361G Datasheet
TLE6361G
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TLE6361G Summary of contents
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Multi-Voltage Processor Power Supply Data Sheet 1 Overview 1.1 Features • High efficiency regulator system • Wide input voltage range 60V • Stand-by mode with low current consumption • Suitable for standard 12V, 24V and 42V PowerNets • ...
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Short functional description TLE 6361 G The is a multi voltage power supply system especially designed for automotive applications using a standard 12V or 24V battery as well as the new 42V powernet. The device is intended to supply ...
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Pin configuration GND CLK ERR Q_STB Q_T1 Q_T2 Q_T3 Q_T4 Q_T5 Q_T6 Q_LDO3 GND Figure 1 Pin Configuration (Top View), bottom heatslug and GND corner pins are connected Data Sheet, Rev. 2.0 P-DSO-36-12 ...
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Pin definitions and functions Pin No. Symbol Function 1,18,19, GND Ground; to reduce thermal resistance place cooling areas on 36 PCB close to this pins. Those pins are connected internally to the heatslug at the bottom. 2 CLK SPI ...
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Pin definitions and functions (cont’d) Pin No. Symbol Function 11 Q_T4 Voltage Tracker Output T4 tracked to Q_LDO1; bypass with a 1µF ceramic capacitor for stability switched on and off by SPI command. Keep open, if not ...
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Pin definitions and functions (cont’d) Pin No. Symbol Function 27 Q_LDO1 Voltage Regulator Output 1; 5V output; acts as the reference for the voltage trackers.The SPI and window watchdog logic is supplied from this voltage. For stability a ceramic ...
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Basic block diagram Boost IN 2* Slew Wake CLK ERR Figure 2 Block Diagram Data Sheet, Rev. 2.0 TLE 6361 Standby Regulator 2.5V BUCK REGULATOR Driver Internal Error- Reference OSZ PWM Amplifier feedback ...
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Detailed circuit description In the following major buck regulator blocks, the linear voltage regulators and trackers, the undervoltage reset function, the watchdog and the SPI are described in more detail. For applications information e.g. choice of external components, please ...
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Current mode control scheme The regulation loop is located at the left lower corner in the schematic, there you find ...
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As soon as the voltage at the SW pin passes zero volts the handover to the main switch occurs and the traditional switching behaviour of the ...
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Power Sequencing V FB/L_IN V LDO_EN V Q_LDO1 5V V Rth5 3.3V 2.6V V (2.6V Mode) Q_LDO2 0.7V 5V LDO 2.6V V Rth2.6 V (3.3V Mode) Q_LDO3 5V LDO 3.3V V Rth3.3 +/- 50mV Figure 4 Power-up and -down sequencing ...
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Voltage Trackers For off board supplies i.e. sensors six voltage trackers Q_T1 to Q_T6 with 17mA output current capability each are available. The output voltages match Q_LDO1 within +5 / -15mV. They can be individually turned on and off ...
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Q_LDO1 has decreased below 3.3V (max.) the default settings are valid, means the 64ms delay time. If the voltage on Q_LDO1 during sleep or power off mode was kept above 3.3V the delay time set by the last SPI command ...
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CW CW definition closed window definition t ECW EOW, w. OSC OSCmax worst cases (1+ ) OSC OSCmin ECW, w.c. CW Minimum open window ...
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Perfect triggering after Power on Reset V Q_LDO1 V Rth1 RES Watchdog window CS with WD- trig=1 ERR Incorrect triggering Watchdog window with WD- trig Pretrigger 2) Missing trigger Legend: OW ...
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Then three valid watchdog triggers are shown, no effect on the reset line and/or error pin is observed. With the missing watchdog trigger signal the error signal turns low immediately where the reset is asserted ...
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DO bus circuit for other uses. For details of the SPI timing please refer to figures 10 to 13. The SPI will be reset to default values given in the following table “write bit meaning” ...
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Write Bit meaning Function Reset timing: Reset delay time t valid at warm start RES Window watchdog timing: Open window time t and OW closed window time t valid at warm start CW Window watchdog function: Enable /disable window watchdog ...
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Read Bit meaning Function Error indication, explanation see below this table Overtemperature warning Status of Tracker Output Q_T[1:6],only if output is ON Indication of cold start/ warm start, Q_LDO1 Indication of cold start/ warm start, Q_LDO2 Indication for open or ...
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SPI Timings CS High to Low & rising edge of CLK enabled. Status information is transferred to Output Shift Register CS Low to High: Data from Register are transferred to e.g. Trackers CLK ...
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Figure 11 SPI-Input Timing CLK DO (low to high) t VADO DO (high to low) Figure 12 DO Valid Data Delay Time and Valid Time Data Sheet, Rev. 2.0 t rIN t rDO t fDO 21 TLE 6361 G t ...
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ENDO DO Figure 13 DO Enable and Disable Time Data Sheet, Rev. 2.0 t fIN 22 TLE 6361 G t <10ns rIN 0.7 V Q_LDO1 50% 0.2 V Q_LDO1 10k 50% Pullup to V Q_LDO1 t DISDO ...
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Characteristics 3.1 Absolute Maximum Ratings Item Parameter Symbol 3.1.1 Supply Voltage Input IN V Voltage VS I Current VS 3.1.2 Buck-Switch Output SW V Voltage SW I Current SW 3.1.3 Feedback and Linear Voltage Regulator Input V Voltage FB/L_IN ...
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Charge Pump Capacitor Connector C+ Voltage V CH Current I CH 3.1.9 Charge Pump Storage Capacitor CCP V Voltage CCP I Current CCP 3.1.10 Standby Voltage Regulator output Q_STB V Voltage Q_Stb I Current Q_Stb 3.1.11 Voltage Regulator output ...
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Voltage Tracker output voltage Q_T5 V Voltage Q_T5 Current I Q_T5 3.1.19 Voltage Tracker output voltage Q_T6 V Voltage Q_T6 Current I Q_T6 3.1.20 Select Input SEL V Voltage SEL Current I SEL 3.1.21 Wake Up Input Wake Voltage ...
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SPI Chip Select Not Input CS V Voltage CS I Current CS 3.1.29 Error Output Pin Voltage V Error I Current Error 3.1.30 Thermal Resistance R Junction- thja ambient Junction- R thja ambient R Junction- thjc case 3.1.31 Temperature ...
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Functional Range -40°C < T < 150 °C j Item Parameter Symbol Supply V IN Voltage Supply V IN Voltage Ripple at V FB/L_IN FB/L_IN ripple Note: Within the functional range the IC can be operated . The electrical ...
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Recommended Operation Range -40°C < T < 150 °C j Item Parameter Symbol Buck L B Inductor Buck C B Capacitor Bootstrap C BTP Capacitor SLEW R SLEW resistor Linear C Q_LDO1-3 regulator capacitors Tracker C Q_T1-6 bypass capacitors ...
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Electrical Characteristics The electrical characteristics involve the spread of values guaranteed within the specified supply voltage and ambient temperature range. Typical values represent the median values at room temperature, which are related to production processes. -40 < T <150 ...
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T <150 °C; V =13.5V unless otherwise specified j IN Item Parameter Symbol 3.4.12 Bootstrap I BTSTR charging current at start-up 3.4.13 Bootstrap V BTSTR voltage (internal charge pump) 3.4.14 Bootstrap V BTSTR, undervoltage turn on lockout, Buck ...
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T <150 °C; V =13.5V unless otherwise specified j IN Item Parameter Symbol 3.4.23 Ripple PSRR1 rejection 3.4.24 Output C Q_LDO1 Capacitor Voltage Regulator Q_LDO2 3.4.25 Output V Q_LDO2 voltage 3.3V 3.4.26 Output V Q_LDO2 voltage 3.3V 3.4.27 ...
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T <150 °C; V =13.5V unless otherwise specified j IN Item Parameter Symbol 3.4.35 Output V Q_LDO3 voltage 5V 3.4.36 Output V Q_LDO3 voltage 5V 3.4.37 Output V Q_LDO3 voltage 3.3V 3.4.38 Output V Q_LDO3 voltage 3.3V 3.4.39 ...
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T <150 °C; V =13.5V unless otherwise specified j IN Item Parameter Symbol 3.4.47 Overvoltage V OVQ_T1 threshold 3.4.48 Undervoltage V UVQ_T1 threshold 3.4.49 Current limit I Q_T1 limit 3.4.50 Ripple PSRR rejection 3.4.51 Tracker load C Q_T1 ...
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T <150 °C; V =13.5V unless otherwise specified j IN Item Parameter Symbol 3.4.59 Output V voltage tracking accuracy 3.4.60 Output V voltage tracking accuracy 3.4.61 Overvoltage V OVQ_T3 threshold 3.4.62 Undervoltage V UVQ_T3 threshold 3.4.63 Current limit ...
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T <150 °C; V =13.5V unless otherwise specified j IN Item Parameter Symbol 3.4.72 Tracker load C Q_T4 capacitor Voltage Tracker Q_T5 3.4.73 Output V voltage tracking accuracy 3.4.74 Output V voltage tracking accuracy 3.4.75 Overvoltage V OVQ_T5 ...
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T <150 °C; V =13.5V unless otherwise specified j IN Item Parameter Symbol 3.4.83 Undervoltage V UVQ_T6 threshold 3.4.84 Current limit I Q_T6 limit 3.4.85 Ripple PSRR rejection 3.4.86 Tracker load C Q_T6 capacitor Standby Regulator 3.4.87 Output ...
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T <150 °C; V =13.5V unless otherwise specified j IN Item Parameter Symbol 3.4.96 Reset V RTH threshold Q_LDO1, de Q_LDO1 3.4.97 Reset V RTH threshold Q_LDO1, in Q_LDO1 3.4.98 Reset output low voltage 3.4.99 ...
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T <150 °C; V =13.5V unless otherwise specified j IN Item Parameter Symbol Reset R3 3.4.108 Reset V RTH threshold Q_LDO3, de Q_LDO3 3.4.109 Reset V RTH threshold Q_LDO3, in hysteresis V RTH Q_LDO3 Q_LDO3, de 3.4.110 Reset ...
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T <150 °C; V =13.5V unless otherwise specified j IN Item Parameter Symbol 3.4.119 V threshold 3.4.120 V threshold Window Watchdog 3.4.121 Closed t CW_tol window time tolerance 3.4.122 Open ...
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T <150 °C; V =13.5V unless otherwise specified j IN Item Parameter Symbol 3.4.128 H-input V IH voltage threshold 3.4.129 L-input V IL voltage threshold 3.4.130 Hysteresis of V IHY input voltage 3.4.131 Pull down I I current ...
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T <150 °C; V =13.5V unless otherwise specified j IN Item Parameter Symbol 3.4.142 H-input V IH voltage threshold 3.4.143 L-input V IL voltage threshold 3.4.144 Hysteresis of V IHY input voltage 3.4.145 Pull ...
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T <150 °C; V =13.5V unless otherwise specified j IN Item Parameter Symbol 3.4.154 Clock high t CLKH time t 3.4.155 Clock low CLKL time t 3.4.156 Clock low bef before CS low t 3.4.157 CS setup lead ...
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T <150 °C; V =13.5V unless otherwise specified j IN Item Parameter Symbol 3.4.169 Over- T Temperature shutdown Hysteresis 3.4.170 DeltaTW to T J,Shutdown TSD - T 1) Specified by design, not subject to production test 2) Simulated ...
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Buck converter output voltage at 1.5A load vs. junction temperature 6.0 V FB/L_IN V 5.9 5.8 5.7 5.6 5.5 5.4 5.3 -50 - Buck converter DMOS on-resistance vs. junction temperature 400 350 300 250 200 ...
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Bootstrap UV lockout, turn on threshold vs. junction temperature ...
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Q_LDO1 current limit vs. junction temperature 1400 I Q_LDO1 V 1300 1200 1100 1000 900 800 700 -50 - Q_LDO2 output voltage at 400mA load (2.6V mode) vs. junction temperature ...
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Reset2 threshold at decreasing V_LDO2 (2.6V mode) vs. junction temperature ...
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Tracker accuracy with respect to V_LDO1 vs. junction temperature ...
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Application Information 5.1 Application Diagram µ tte ...
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Buck converter circuit A typical choice of external components for the buck converter is given in figure 14. For basic operation of the buck converter the input capacitor the catch diode D BTP B pump capacitors ...
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Buck output capacitor (C The choice of the output capacitor effects straight to the minimum achievable ripple which is seen at the output of the buck converter. In continuous conduction mode the ripple of the output voltage equals: From ...
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Bootstrap capacitor (C The voltage at the Bootstrap capacitor does not exceed 15V, a ceramic type with a minimum the buck output capacitance and voltage class 16V would be sufficient. 5.2.6 External charge pump capacitors (C ...
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Reverse polarity protection The Buck converter is due to the parasitic source drain diode of the DMOS not reverse polarity protected. Therefore example, the reverse polarity diode is shown in the application circuit, in general the reverse ...
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Components recommendation - overview Device Type L B82479 series I B82464-A4 series DO3340P series DO5022P series DS5022P series SLF1275T-330M3R2 C Ceramic I1 C Low ESR tantalum I2 C Ceramic I3 D S3B Boost L B82479 series B B82464-A4 series ...
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Layout recommendation The most sensitive points for Buck converters - when considering the layout - are the nodes at the input and the output of the Buck switch, the DMOS transistor. For proper operation the external catch diode and ...
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Package Outlines P-DSO-36-12 SMD = Surface Mounted Device Dimensions in mm 1.1 ±0.1 0.65 +0.13 0.25 36 Index Marking 1 x 45˚ 1) Does not include plastic or metal protrusion of 0.15 max. per side see also: http://www.infineon.com -> Products ...
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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 ...