BTS740S2XT Infineon Technologies, BTS740S2XT Datasheet
BTS740S2XT
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BTS740S2XT Summary of contents
Page 1
... Data Sheet Smart High-Side Power Switch Ω Ω Ω 1 BTS740S2 P-DSO-20-9 PG-DSO20 V1.0, 2007-05-13 ...
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... Ground 2 of chip 2 (channel 2) 5 IS1 Sense current output 1,2; proportional to the load current, zero in the case of current 9 IS2 limitation of the load current Data Sheet Smart High-Side Power Switch Control and protection circuit of channel 2 ). Design the wiring ilis 2 BTS740S2 Channel 1 PROFET ...
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... Load dump protection 1 V LoadDump = 2 Ω 200 ms low or high each channel loaded with R Operating temperature range Storage temperature range 4) Power dissipation (DC) (all channels active) Maximal switchable inductance, single pulse V = 12V 150°C 4) j,start bb = 370 mJ, 0 Ω 5 790 mJ, 0 Ω 8 see diagrams on page 10 ...
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... Parameter and Conditions -40...+150° unless otherwise specified j bb Load Switching Capabilities and Characteristics On-state resistance ( OUT); each channel, two parallel channels, T Output voltage drop limitation at small load currents, see page 0.5 A Nominal load current two parallel channels active 85° ≤ 150°C ...
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... Repetitive short circuit current limit (see timing diagrams, page 12) Initial short circuit shutdown time (see timing diagrams on page 12) Output clamp (inductive load switch off ON(CL OUT , Thermal overload trip temperature Thermal hysteresis 10) Supply voltages higher than V resistor in the GND connection is recommended). See also V circuit diagram page 9. ) Measured with load ...
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... IS static son(IS) static after soff(IS slc(IS (off-condition) OUT(OL) R for every single device. ILIS is zero and the diagnostic feedback potential IS 6 Smart High-Side Power Switch Values min typ max -- -- bb -- 600 ON 4350 4800 5800 3100 4800 7800 4350 4800 5350 3800 4800 6300 5 ...
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... IN(T+) V IN(T-) ∆ 0 IN(off IN(on) t d(ST OL3) t don(ST) t doff(ST) = +1.6 mA ST(high +1.6 mA: ST ST(low) = +1.6 mA =25 ... +150°C: ST(high) 7 Smart High-Side Power Switch BTS740S2 Values min typ max 3.0 4.5 7 3.5 1 0.5 IN( 400 -- 5.4 6 V1.0, 2007-05-13 Unit kΩ ...
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... Status signal after the time delay shown in the diagrams (see fig 5. page 13) Parallel switching of channel 1 and 2 is 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. The current sense outputs IS1 and IS2 have to be connected with a single pull-down resistor ...
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... case of reverse battery the current has to be limited by the load. Temperature protection is not active Open-load detection OFF-state diagnostic condition: V > typ.; IN low OUT 9 Smart High-Side Power Switch BTS740S2 = 47 V typ. ON(CL) = 150 Ω typ., R GND Z2 =1kΩ, R =15kΩ, IS ...
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... For inductive load currents up to the limits defined by Z (max. ratings and diagram on page 10) each switch is protected against loss Consider at your PCB layout that in the case of Vbb dis- connection with energized inductive load all the load current flows through the GND connection ...
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... Timing diagrams Both channels are symmetric and consequently the diagrams are valid for channel 1 and channel 2 Figure 1a: Switching a resistive load, change of load current in on-condition: don(ST) on slc(IS) son(IS) The sense signal is not valid during settling time after turn or change of load current. Figure 1b: V ...
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... Figure 2c: Switching a lamp with current limit: Figure 2d: Switching an inductive load *) if the time constant of load is too large, open-load-status may occur Data Sheet Smart High-Side Power Switch Figure 3a: Turn on into short circuit: shut down by overtemperature, restart by cooling Heating up of the chip may require several milliseconds, depending ...
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... Figure 4a: Overtemperature: Reset if T < Figure 5a: Open load: detection (with R turn on/off to open load Data Sheet Figure 6a: Undervoltage: Figure 6b: Undervoltage restart of charge pump ), EXT charge pump starts Smart High-Side Power Switch BTS740S2 V bb(u cp) V bb(under) bb(u rst) =4.7 V typ. bb(ucp) V1.0, 2007-05-13 ...
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... Figure 8a: Current sense versus load current 26 This range for the current sense ratio refers to all devices. The accuracy of the k Data Sheet Figure 8b: Current sense ratio: V bb(o rst) 26 Figure 9a: Output voltage drop versus load current: :: can be raised at ILIS 14 Smart High-Side Power Switch BTS740S2 V1.0, 2007-05-13 ...
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... You can find all of our packages, sorts of packing and others in our Infineon Internet Page “Products”: http://www.infineon.com/products. Data Sheet 2) 0.1 0.2 24x 12.8 -0.2 17 Smart High-Side Power Switch 0.35 x 45˚ 1) 7.6 -0.2 +0.8 0.4 ±0.3 10.3 GPS05094 Dimensions in mm V1.0, 2007-05-13 BTS740S2 ...
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... Revision History Version Date Changes 1.0 2007-05-13 Creation of the green datasheet. Data Sheet Smart High-Side Power Switch 18 BTS740S2 V1.0, 2007-05-13 ...
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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 ...