BTS 550P Infineon Technologies, BTS 550P Datasheet
BTS 550P
Specifications of BTS 550P
Related parts for BTS 550P
BTS 550P Summary of contents
Page 1
... Logic GND 1 ) With additional external diode. 2) 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 1) Overvoltage ...
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 to the load. The pins 1 and 5 must be shorted with each other especially in high current applications! Input, activates the power switch in case of short to ground Positive power supply voltage, the tab is electrically connected to this pin ...
Page 3
... V causes a slowly a dynamic increase long as V > bIN bIN(u) max ON 9) not subject to production test, specified by design 10 about 105°C under these conditions See timing diagram on page 13. 11 Infineon Technologies AG R chip - case : ° 150 ° ...
Page 4
... For the voltage range 0..34 V the device is fully protected against overtemperature and short circuit see diagram on page 8. When bIN (typ.) the charge pump is not active and V 14) See also V in circuit diagram on page 9. ON(CL) Infineon Technologies AG Symbol ° 150 ° (Pins 1,5 to Tab) L(inv > ...
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 Symbol 16 T =-40° ...
Page 6
... IS,lim ) not subject to production test, specified by design recommend the resistance between IN and GND to be less than 0 500 for turn-off. Consider that when the device is switched off (I reaches almost Infineon Technologies 120 A,T =-40° =25° =150°C: ...
Page 7
... Power Transistor "OFF", potential defined by external impedance 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 Output Current Sense level nominal H I IS, lim ...
Page 8
... ZD V Z,IN V bIN When the device is switched off (I voltage between IN and GND reaches almost V Use a mechanical switch, a bipolar or MOS transistor with appropriate breakdown voltage as driver (typ). Z,IN Infineon Technologies AG Current sense status output OUT 1 Z,IS OUT n devices are connected in parallel) ...
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 Infineon Technologies OUT . Using D ...
Page 10
... OUT(CL · L Infineon Technologies AG Maximum allowable load inductance for a single switch off j,start = 150° [µ OUT V + OUT - IS Externally adjustable current limit If the device is conducting, the sense current can be used to reduce the short circuit current and allow higher lead inductance (see diagram above) ...
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... Infineon Technologies AG Current sense ratio f(I ILIS L k ilis 34000 32000 30000 28000 26000 24000 22000 20000 18000 16000 80 100 120 0 I ...
Page 12
... [mOhm static dynamic 150° 85°C 4 25°C 3 -40° Infineon Technologies AG Typ. input current 1.6 1.4 1.2 1.0 only for t < t d(SC) 0.8 0.6 0.4 0.2 = 150° [ [mA ...
Page 13
... Figure 2a: 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 2b: Switching an inductive load dV/dtoff V OUT t off t slc(IS ...
Page 14
... Figure 4a: Overtemperature Reset if T < Auto Restart V OUT T j Figure 6a: Undervoltage restart of charge pump, overvoltage clamp V OUT V dynamic, short 6 Undervoltage not below V bIN( bIN(ucp) bIN(u) Infineon Technologies ON(CL Data Sheet BTS550P 2003-Oct-01 ...
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... Due to technical requirements components may contain dangerous substances. For information on the types in question please contact your nearest 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 ...