BTS707T Infineon Technologies, BTS707T Datasheet
BTS707T
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BTS707T Summary of contents
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... Loss of ground and loss of V protection bb Electrostatic discharge (ESD) protection Application C compatible power switch with diagnostic feedback for 12 V and grounded loads Most suitable for inductive loads Replaces electromechanical relays, fuses and discrete circuits General Description N channel vertical power FET with charge pump, ground referenced CMOS compatible input and diagnostic feedback, monolithically integrated in Smart SIPMOS technology ...
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Block diagram Overvoltage Voltage source protection V Logic Voltage sensor 3 IN1 Logic ESD 4 ST1 1 GND1 Chip 1 Signal- GND Chip 1 Logic and protection circuit of chip 2 (equivalent to chip 1) 7 IN2 8 ST2 6 ...
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... Parameter and Conditions Thermal resistance junction - soldering point 2),3) junction - ambient 2) Electrical Characteristics Parameter and Conditions ° unless otherwise specified j bb Load Switching Capabilities and Characteristics On-state resistance ( OUT each channel two parallel channels, T Nominal load current two parallel channels active: 2) ...
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... GND GND1 GND2 Protection Functions 7) Initial peak short circuit current limit, diagrams, page 9) each channel, T Output clamp (inductive load switch off ON(CL) bb OUT Thermal overload trip temperature Thermal hysteresis 4) At supply voltage increase see also V in circuit diagram on page 7. ON(CL) ...
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Parameter and Conditions ° unless otherwise specified j bb Reverse Battery ) Reverse battery voltage 9 Diagnostic Characteristics Open load detection current Open load detection voltage Short circuit detection voltage (pin 3 ...
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... Under- L voltage H Overvoltage no overvoltage shutdown, see normal operation Parallel switching of channel 1 and 2 is easily possible by connecting the inputs and outputs in parallel. The status outputs ST1 and ST2 have to be configured as a 'Wired OR' function with a single pull-up resistor. Terms Leadframe bb I IN1 ...
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... ESD zener diodes are not to be used as voltage clamp at DC conditions. Operation in this mode may resul a drift of the zener voltage (increase V). Short Circuit detection Fault Signal at ST-Pin: V > 2.5 V typ, no switch off by ON the PROFET itself, external switch off recommended! Short circuit Logic ...
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... GND V bb For an inductive load current up to the limit defined (max. ratings ) each switch is protected against loss Consider at your PCB layout that in the case of Vbb dis- connection with energized inductive load the whole load current flows through the GND connection. Semiconductor Group ...
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... IN t d(bb IN OUT A ST open drain A in case of too early V IN =high the device may not turn on (curve A) t approx. 150 s d(bb IN) Figure 2a: Switching an inductive load OUT I L Semiconductor Group Figure 3a: Short circuit: shut down by overtempertature, reset by cooling IN V OUT normal ...
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Figure 5a: Open load, : detection in OFF-state, turn on/off to open load OUT depends on external circuitry because of high d(ST,OL3) impedance *) typ L Figure 5b: Open load, ...
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Figure 7a: Overvoltage, no shutdown ON(CL) V OUT V OUT(OL) ST Semiconductor Group t 11 BTS 707 2003-Oct-01 ...
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... 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 ...