TLE6214L Infineon Technologies, TLE6214L Datasheet
TLE6214L
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TLE6214LT
TLE6214LT
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TLE6214L Summary of contents
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Smart Dual Current Sense Switch Basic Features Overload Protection DMOS Overtemperature protection Overvoltage protection Open load detection Current limitation Low quiescent current mode 3,3V µC compatible input Electrostatic discharge (ESD) protection Specific Features Proportional load current sense IC Overtemperature warning ...
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Pin Description Pin Symbol 1 IN2 Input Channel SPI Signal In 3 OUT2 Power Output Channel 2 4 CO1 Current Sense 1/2 / Fault / Status Ch1 5 SCLK SPI Clock 6 GND Ground 7 IN1 Input ...
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Thermal resistance junction - case junction - ambient @ min. footprint 2 junction - ambient @ 6 cm cooling area PCB with min footprint Electrical Characteristics Parameter and Conditions V = 4.5V – 5. °C ...
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Turn On slew rate U DS Slew rate 1 Slew rate 2 Turn Off slew rate U DS Slew rate 1 Slew rate 2 3. Digital Inputs Input Low Voltage Input High Voltage 2 Input Voltage Hysteresis Input Pull Down ...
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Output Pull Down Current (Channel OFF) Fault Filtering Time Overload switch off delay time (only current limit 2) Slew rate 1 Slew rate 2 Short to Ground Detection Voltage Output Pull Up Current (Channel OFF) Under Current Detection Threshold (Channel ...
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Functional Description The TLE 6214 dual-low-side power switch which has two parallel inputs to control the 2 power DMOS switches, as well 8-Bit SPI for control and diagnostic feedback. The power transistors are protected ...
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A wake up is done by sending a wake up command by SPI. A specified time (t tional. The configuraton register (exception channel on/off register) values are not influenced ...
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SPI The SPI is a Serial Peripheral Interface with 4 digital pins and an 8 bit shift register. The SPI is used to configure and program the device, turn on and off channels and to read detailed diagnostic information. Note: ...
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SPI Commands: No Command MSB 1 Diagnosis only 0 2 Output Configure 0 3 I/O Configure 0 4 Reset Registers 1 5 Sleep Mode 1 6 Wake Channels on ( off ( command ...
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Reset Registers : Sets back all internal registers. Logic registers to default and Fault registers to no error. Default settings after Reset: Parallel Input control Autorestart Status Outputs ST1 and ST2 active Current Limit 2 Channel ON/OFF register “OFF” ...
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Fig Two bits per channel diagnostic feedback plus two overtemperature flags Diagnostic Serial Data orm al function O verload , Shorted Load or O verte m perature H ...
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... Note 3) Off as long as overtemperature occurs, restart after cooling down. Note 4) Shutdown latch reset by falling input edge Analog Current Sensing : The TLE6214L provides an analog current sensing function for both output channels. By SPI configura- tion the multifunctional pin CO1 can sink a sense current proportional to the load current of one/ both of 1) the two output channels ...
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Timing Figures Fig Power Outputs and Status d(fa ult) Fig Diagnostic at “Overload” Condition (programmed for “Current Limit ...
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Fig Diagnostic at “Overload” Condition (programmed for “Current Limit 2”) OVL OVL ILIM 2 Failure ILIM 2 Failure latched latched I I D(lim 2) D(lim ...
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Fig Diagnostic at “Short to GND/Under Current” Condition SHG/ SHG/ SHG(“OFF”) /UC(“ON”) SHG(“OFF”) /UC(“ON” Condition Condition nom nom I I OUT OUT I I D(UC) D(UC ...
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Fig Diagnostic at “Overtemperature” Condition (IC programmed for “OT Latch”) Output channel Output channel OT OT with OT condition with OT condition IN IN OFF OFF Failure OT Failure latched latched I I OUT OUT ...
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Fig Serial Interface Timing Diagram CS 0 SCKH t lead SCLK Fig Input Timing Diagram lid ...
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Application Circuits Application Circuit using Status Outputs only VS 10k Status1 Status2 µC e.g. C166 Application Circuit using SPI and Current Sense Output VS ADC CLK Tx D µC e.g. C166 Application Circuit using SPI and Fault ...
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VS 10k ADC CLK Tx D µC e.g. C166 V3 OUT1 OUT2 Fault SO CS SCLK SI TLE 6214 L IN1 IN2 GND Page 19 Datasheet TLE 6214 L 18.10.2004 ...
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Typical Characteristics Maximum Sense Resistor vs. Load Current Rs max 100E+3 10E+3 1E+3 100E Circuit proposal for current sensing CO1 CO1 TLE TLE U U CO1 ...
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Package and Ordering Code (all dimensions in mm DSO - TLE 6214 L V3.0 Ordering Code Q67007-A9698 Page 21 Datasheet TLE 6214 L 18.10.2004 ...
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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 fail- ure of that life-support device or system affect the safety or effectiveness of that device or system. Life sup- port devices or systems are intended to be implanted in the human body support and/or maintain and sus- tain and/or protect human life ...