BTS500551TMAXT Infineon Technologies, BTS500551TMAXT Datasheet
BTS500551TMAXT
Specifications of BTS500551TMAXT
Related parts for BTS500551TMAXT
BTS500551TMAXT Summary of contents
Page 1
... Logic GND 1 ) With additional external diode Additional external diode required for energized inductive loads (see page 9). Infineon Technologies AG Product Summary Overvoltage protection Output clamp Operating voltage On-state resistance Load current (ISO Short circuit current limitation I Current sense ratio chip on chip technology. Providing embedded protective functions. ...
Page 2
... V is setup without the DUT connected to the generator per ISO 7637-1 and DIN 40839. Load dump Infineon Technologies AG Function Output; output to the load; pin and 7 must be externally shorted with each other especially in high current applications. Output; output to the load; pin and 7 must be externally shorted with each other especially in high current applications. Input ...
Page 3
... PCB is vertical without blown air Decrease of V below 10 V causes slowly a dynamic increase long as V > bIN bIN(u) max 10 ) not subject to production test, specified by design about 105°C under these conditions See timing diagram on page 14. 12 Infineon Technologies AG chip - case : ° 150 ° 150 ° ...
Page 4
... For all voltages 0 ... 34 V the device provides embedded protection functions against overtemperature and short circuit see diagram on page 7. When bIN (typ.) the charge pump is not active and See also V in circuit diagram on page 9. ON(CL) Infineon Technologies ° 150 °C: j (Pins Tab) (V > out =-40° ...
Page 5
... Note that under off-conditions (I is not activated. This results in raised power dissipation due to the higher voltage drop across the intrinsic drain-source diode. The temperature protection is not active during reverse current operation! Increasing reverse battery voltage capability is simply possible as described on page 9. Infineon Technologies AG T =-40° =25° ...
Page 6
... I saturation, see . IS,lim ) not subject to production test, specified by design recommend the resistance between IN and GND to be less than 0.5 21 kΩ 500 for turn-off. Consider that when the device is switched off (I reaches almost Infineon Technologies A,T =-40° =25° =150° A,T =-40° ...
Page 7
... Terms 4 V bIN PROFET bIS Two or more devices can easily be connected in parallel to increase load current capability. ) Low ohmic short may reduce the output current Power Transistor "OFF", potential defined by external impedance. 23 Infineon Technologies AG Output Current Sense level nominal H I IS, lim <nominal 23 ...
Page 8
... Short circuit detection Fault Condition: V > typ.) and t> t ON(SC) ON (80 ...350 µs). Short circuit Logic detection unit Infineon Technologies AG Current sense status output (typ.), R Z,IS devices are connected in parallel). I driven only by the internal circuit as long you want measure load currents ...
Page 9
... IN and IS pin should be about 120mA. The current can be provided by using a small signal diode D in parallel to the input switch, by using a MOSFET input switch or by proper adjusting the current through R Infineon Technologies AG V disconnect with energized inductive bb load ...
Page 10
... with an approximate solution for R L > 0 Ω: · OUT(CL · L Infineon Technologies AG Maximum allowable load inductance for a single switch off j,start = 150° Ω L [µ OUT 1000000 V + OUT 100000 10000 = 0). IS Externally adjustable current limit Load If the device is conducting, the sense current can be ...
Page 11
... V typ OUT ) Latch except when OUT 0 V only if forced externally). So the device remains latched unless V between turn on and t . d(SC) ) Can be "switched off" by using a diode D 25 Infineon Technologies AG BTS50055-1TMA < V after shutdown. In most cases V ON(SC) (see page 8) or leaving open the current sense output. ...
Page 12
... Current sense ratio f(I ),T = -40°C ILIS ilis 30000 28000 26000 24000 22000 20000 max 18000 16000 typ 14000 12000 min 10000 Infineon Technologies AG Current sense ratio f 22000 20000 18000 16000 min 14000 12000 10000 ILIS I [A] L Current sense ratio f(I ILIS 22000 ...
Page 13
... V (typ the device will be ON ON(SC) switched off by internal short circuit detection. Typ. on-state resistance [mOhm -40° Infineon Technologies AG Typ. input current [mA] IN 1.6 1.4 1.2 d(SC) 1.0 0.8 0.6 0.4 = 150° static dynamic = 150°C 85°C 25°C 40 ...
Page 14
... The sense signal is not valid during a settling time after turn-on/off and after change of load current. Figure 2b: Switching motors and lamps OUT Sense current saturation can occur at very high inrush currents (see I on page 6). IS,lim Infineon Technologies AG Figure 2c: Switching an inductive load dV/dtoff V OUT t off t slc(IS ...
Page 15
... Figure 4e: Over temperature Reset if T < Auto Restart V OUT T j Figure 6f: Under voltage restart of charge pump, over voltage clamp V OUT V IN dynamic, short 6 Undervoltage not below V bIN( bIN(u) bIN(ucp) Infineon Technologies ON(CL ON(CL) Page 15 Data Sheet BTS50055-1TMA 2010-April-27 ...
Page 16
... To meet the world-wide customer requirements for environmentally friendly products and to be compliant with government regulations the device is available as a green product. Green products are RoHS-Compliant (i.e Pb- free finish on leads and suitable for Pb-free soldering according to IPC/JEDEC J-STD-020). Infineon Technologies AG BTS50055-1TMA 4.4 1.27 ± ...
Page 17
... Revision History Version Date Changes Rev. 1.1 2010-04-27 Limits of parameter t Rev. 1.0 2008-01-24 Initial version of data sheet. Green (RoHS compliant) variant of BTS650P Infineon Technologies AG Data Sheet BTS50055-1TMA changed to min 80µs / max 400µs on Page 17 2010-April-27 ...
Page 18
... 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 ...