BTS5045-2EKA Infineon Technologies, BTS5045-2EKA Datasheet
BTS5045-2EKA
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BTS5045-2EKA Summary of contents
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... PR OFET™+ 12V BTS5045-2EKA Smart High-Side Power Switch Dual Channel, 45mΩ Rev. 2.0, 2010-08- ...
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... Open Load Diagnostic Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 7.3.4 SENSE Signal with OUT in Short Circuit to 7.3.5 SENSE Signal in Case of Overload . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 7.3.6 SENSE Signal in Case of Inverse Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 7.4 Electrical Characteristics Diagnostic Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 8 Input Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 8.1 Input Circuitry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 Data Sheet PROFET™+ 12V BTS5045-2EKA Table of Contents Rev. 2.0, 2010-08-02 ...
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... Input Voltage Threshold ON to OFF . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48 9.5.2 Input Voltage Threshold OFF 9.5.3 Input Voltage Hysteresis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 9.5.4 Input Current High Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49 10 Application Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 10.1 Further Application Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 11 Package Outlines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 12 Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53 Data Sheet PROFET™+ 12V 3 BTS5045-2EKA Table of Contents Rev. 2.0, 2010-08-02 ...
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... AEC qualified Description The BTS5045-2EKA mΩ dual channel Smart High-Side Power Switch, embedded in a PG-DSO-14-40 EP, Exposed Pad package, providing protective functions and diagnosis. The power transistor is built by an N-channel vertical power MOSFET with charge pump. The device is integrated in Smart6 technology specially designed to drive lamps P27W/P21W, as well as LEDs in the harsh automotive environment ...
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... Secure load turn-off during logic ground disconnect with external components • Overtemperature protection with restart • Overvoltage protection with external components • Voltage dependent current limitation • Enhanced short circuit operation Data Sheet PROFET™+ 12V 5 BTS5045-2EKA Overview Rev. 2.0, 2010-08-02 ...
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... IN0 DEN ESD protection IS Channel 1 IN1 Control and protection circuit equivalent to channel 0 DSEL Figure 1 Block Diagram for the BTS5045-2EKA Data Sheet PROFET™+ 12V voltage sensor over temperature clamp for inductive load gate control driver & over current logic ...
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... Diagnostic SELection; Digital signal to select the channel to be diagnosed INput channel 1; Input signal for channel 1 activation Not Connected; No internal connection to the chip OUTput 1; Protected high side power output channel 1 OUTput 0; Protected high side power output channel 0 Voltage Supply; Battery voltage 7 BTS5045-2EKA Pin Configuration OUT0 OUT0 OUT0 NC OUT1 ...
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... IN1 I DEN V DEN V DSEL Figure 3 Voltage and Current Definition Data Sheet PROFET™+ 12V IN0 OUT0 IN1 IN1 DEN I OUT1 DSEL DSEL GND GND 8 BTS5045-2EKA Pin Configuration V DS0 I OUT0 V V DS1 OUT0 I OUT1 V OUT1 voltage and current convention.vsd Rev. 2.0, 2010-08-02 ...
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... DSEL – – -0.3 – -25 – – – L L(LIM) – – 2 TOT 9 BTS5045-2EKA General Product Characteristics Unit Note / Number Test Condition V – P_4.1 < 2 min P_4.1 ° ≥ 6 Ω 150 Ω GND mΩ P_4.1.3 ECU mΩ/m Cable μH/m, ...
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... J -55 – 150 STG -2 – 2 ESD -4 – 4 ESD -500 – 500 ESD -750 – 750 ESD 10 BTS5045-2EKA General Product Characteristics Unit Note / Number Test Condition P_4.1.23 L( 150 ° – P_4.1.26 mA – P_4.1.27 t < 2 min °C – ...
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... Max. 8 13.5 18 NOM 5 – 28 S(OP) 3.8 4.3 5 S(OP)_MIN 3 3.5 4.1 S(UV) – 850 – S(UV)_HYS – 3.5 6 – – 0.1 0.5 11 BTS5045-2EKA General Product Characteristics Unit Note / Number Test Condition V – P_4.2 4.5 V P_4.2 Ω < 0 See Figure 4.5 V P_4.2 Ω ...
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... Values Min. Typ. Max. – – 0.6 – Values Min. Typ. Max. – 5 – thJS – 32 – thJA . Figure 5 0.3mm 12 BTS5045-2EKA General Product Characteristics Unit Note / Number Test Condition μ P_4.2. OUT V floating IN V floating DEN = 150 ° See Figure 33 2) ...
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... Typical Thermal Impedance. PCB set up according Data Sheet PROFET™+ 12V PCB top view COOLING TAB thermique SO14.vsd 0.01 0.1 1 time [sec] Figure 5 13 BTS5045-2EKA General Product Characteristics PCB bottom view 2s2p 1s0p - 600 mm² 1s0p - 300 mm² 1s0p - footprint 10 100 Rev. 2.0, 2010-08-02 1000 ...
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... Figure 7 Typical Thermal Resistance. PCB set up 1s0p Data Sheet PROFET™+ 12V 1s0p 100 200 300 400 2 Area [ BTS5045-2EKA General Product Characteristics 500 600 700 Rev. 2.0, 2010-08-02 ...
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... PROFET™+ 12V depends on the supply voltage as well as the junction temperature Chapter 6.4. 100 110 140 Chapter 8) causes the power DMOS to switch ON with a dedicated slope, which dV/ OFF_DELAY 15 BTS5045-2EKA Supply Voltage V ( dV/dt OFF t OFF t Switching times.vsd Rev. 2.0, 2010-08-02 Power Stage T . Figure Rdson_45.vsd ...
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... Switching an Inductive Load Timing Data Sheet PROFET™+ 12V Please refer to Figure 10 S DS(AZ DS(AZ) IN LOGIC OUT GND GND 16 BTS5045-2EKA Power Stage V drops below ground potential, OUT Z implemented that limits negative DS(AZ) and Figure 11 for details. Nevertheless OUT Output clamp.svg Switching an inductance.vsd ...
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... Maximum Load Inductance During demagnetization of inductive loads, energy has to be dissipated in the BTS5045-2EKA. This energy can be calculated with following equation – × × ----- - -------------------------------- = ( ) Following equation simplifies under the assumption ⎛ × × × -------------------------------- – ⎝ – The energy, which is converted into heat, is limited by the thermal design of the component. See maximum allowed energy dissipation as a function of the load current ...
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... Gate driver Device logic Figure 13 Inverse Current Circuitry Data Sheet PROFET™+ 12V V BAT INV Comp. comp. OUT GND Z GND 18 BTS5045-2EKA Power Stage V INV I L(INV) inverse current.svg Rev. 2.0, 2010-08-02 ...
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... 0.1 0.25 0 0.1 0.25 0.5 OFF -0.15 0 0.15 30 100 230 30 100 230 t - 100 10 35 100 19 BTS5045-2EKA Power Stage Unit Note / Number Test Condition I I mΩ P_5.5 4 150 ° See Figure °C mΩ P_5.5. ° P_5.5 < 150 ° P_5.5 P_5 ...
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... Not subject to production test, specified by design Test at = -40°C only J Data Sheet PROFET™+ 12V = 25 ° Values Min. Typ. Max. – 0.8 – ON – 0.7 – OFF 20 BTS5045-2EKA Power Stage Unit Note / Number Test Condition Ω mJ P_5.5. 90% OUT See Figure Ω ...
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... OFF (when it was previously ON) or remains OFF, regardless of the voltage applied on IN pins. In case of loss of device ground, it’s recommended to use input resistors between the microcontroller and the BTS5045-2EKA to ensure switching OFF of channels. In case of loss of module or device ground, a current ( the situation. ...
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... S(AZ) to that potential, depending on the impedance of the connected circuitry. In the case the device was ON, prior to overvoltage, the BTS5045-2EKA remains ON. In the case the BTS5045-2EKA was OFF, prior to overvoltage, the power transistor can be activated. In the case the supply voltage is in above transistor is still operational and follows the input least one channel is in the ON state, parameters are no longer guaranteed and lifetime is reduced compared to the nominal supply voltage range ...
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... Figure 17 Reverse Polarity Protection with External Components 6.5 Overload Protection In case of overload, such as high inrush of cold lamp filament, or short circuit to ground, the BTS5045-2EKA offers several protection mechanisms. 6.5.1 Current Limitation At first step, the instantaneous power in the switch is maintained at a safe value by limiting the current to the maximum current allowed in the switch the current flowing in the DMOS ...
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... A retry strategy is implemented such that when the DMOS temperature has cooled down enough, the switch is switched ON again, if the IN pin signal is still high (restart behavior). Data Sheet PROFET™+ 12V I L5(SC Drain source Voltage V ( and a dynamic ( J(SC) 24 BTS5045-2EKA Protection Functions I L28(SC current limitation _45m.vsd T ) temperature sensor. Activation of J(SW) Figure 19 gives a sketch of the Rev. 2.0, 2010-08-02 ...
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... Thus not recommended to use the device with channels in parallel. Data Sheet PROFET™+ 12V ΔT J(SW) J(SW) ΔT STEP 25 BTS5045-2EKA Protection Functions LOAD CURRENT BELOW LIMITATION PHASE ΔT J(SW) t sIS(OT_blank ) Hard start.vsd Rev. 2.0, 2010-08-02 ...
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... DS(REV S(AZ – 16 – – 3 – T – 80 – J(SW) 4) 150 170 200 J(SC) T – 20 – J(SC) V and OUT BTS5045-2EKA Protection Functions Unit Note / Test Condition See Figure 150 °C J See Figure SOV See Figure See Figure 18 and Figure 43 ...
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... Diagnostic Functions For diagnosis purpose, the BTS5045-2EKA provides a combination of digital and analog signals at pin IS. These signals are called SENSE. In case the diagnostic is disabled via DEN, pin IS becomes high impedance. In case DEN is activated, the SENSE of the channel X is enabled/disabled via associated pin DSEL. ...
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... The output current has to be higher than Data Sheet PROFET™+ 12V 1) DEN Output Level Diagnostic Output GND < OL(OFF) V > OL(OFF INV < GND INV Don’t care I . L(OL L(OL) 28 BTS5045-2EKA Diagnostic Functions IS(FAULT IS(FAULT) I IS(FAULT ILIS I IS(FAULT) I IS(FAULT) I IS(FAULT < ILIS I I < IS IS(OL < IS IS(OL < ...
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... SENSE Signal Variation as a Function of Temperature and Load Current In some applications a better accuracy is required around half the nominal current requirement, a calibration on the application is possible. To avoid multiple calibration points at different load and temperature conditions, the BTS5045-2EKA allows limited derating of the T = +25 °C). This derating is described by the parameter Δ ...
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... IS V DSEL V INy I Ly Figure 23 SENSE Settling / Disabling Timing Data Sheet PROFET™+ 12V Calibration point [ ONx OFFx ONx t t sIS(OFF) sIS(ON) t sIS(ON_DEN) t ONy 30 BTS5045-2EKA Diagnostic Functions kilis BTS 5045 sIS(LC) t sIS(chC current sense settling disabling time.vsd Rev. 2.0, 2010-08-02 7 ...
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... I leakage 5.5) and external leakages, e.g, due to humidity, corrosion, etc.... in the V OUT V OL(OFF 0V. Otherwise, the OUT pin is floating. This resistor can be OUT Chapter 7.3.4. 31 BTS5045-2EKA Diagnostic Functions I flowing out the power Sense for OL .vsd recommended. For the OL V OL(OFF) defines the leakage current in the complete is recommended ...
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... IS(FAULT) OL comp. OUT IS I LOFF GND Z GND V OL(OFF) has to be respected after the falling edge of the input, when applying an open sIS(LC) 32 BTS5045-2EKA Diagnostic Functions leakage leakage Open Load in OFF.svg Open load OL(OFF) shutdown with load t sIS(FAULT_OL_OFF) Error Settling Disabling Time.vsd Rev ...
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... As a result, a lower current compared to the normal operation will flow through the DMOS of the BTS5045-2EKA, which can be recognized at the SENSE signal. The open load at OFF detection circuitry can also be used to distinguish a short circuit to ...
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... V 0 – IS(AZ) -50 1650 +50 ILIS0 -34 1500 +34 ILIS1 -13 1500 +13 ILIS2 -9 1500 +9 ILIS3 -8 1500 +8 ILIS4 ILIS 34 BTS5045-2EKA Diagnostic Functions Unit Note / Number Test Condition P_7.5 4.5 V DEN See Figure 4.5 V P_7.5.2 IN DEN = 8 μA I IS(OL) See Figure 24 See Figure 46 1) μ 4.5 V P_7.5 DEN ...
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... T J Values Unit Note / Min. Typ. Max. μs 0 – 250 μs 0 – 20 μs 0 – 20 μs 0 – 150 μs 0 – 250 μs – 350 – 35 BTS5045-2EKA Diagnostic Functions Number Test Condition P_7.5.18 DEN 1.2 kΩ < 100 pF SENSE See Figure 4.5 V P_7 ...
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... T 2) Test at = -40°C only J 3) Not subject to production test, specified by design Data Sheet PROFET™+ 12V = 25 ° Values Unit Note / Min. Typ. Max. μs 0 – 30 μs 0 – BTS5045-2EKA Diagnostic Functions Number Test Condition 4.5 V P_7.5. 4 DEN R = 1.2 kΩ < 100 pF SENSE ...
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... This ensures a certain immunity to noise. Data Sheet PROFET™+ 12V Figure 28 shows the electrical equivalent input circuitry. In case the GND Figure 28. V Min. The exact value where the ON and OFF take place are unknown IN(H) 37 BTS5045-2EKA Input Pins Input circuitry.vsd Rev. 2.0, 2010-08-02 ...
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... DEN(H) – 250 – DEN(HYS -0.3 – 0.8 DSEL(L) 2 – 6 DSEL(H) – 250 – DSEL(HYS BTS5045-2EKA Input Pins Unit Note / Number Test Condition V See Figure 49 P_8.4.1 V See Figure 50 P_8.4 See Figure 51 P_8.4.3 μ 0.8 V P_8.4.4 IN μ 5.5 V P_8.4.5 IN See Figure 52 V – ...
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... Minimum Functional Supply Voltage 9.1.2 Undervoltage Shutdown P_4.2.4 4 3,75 3,5 3,25 3 Figure 30 Undervoltage Threshold Data Sheet PROFET™+ 12V - Junction Temp (° S(OP)_MIN - Junction Temp (° S(UV BTS5045-2EKA Characterization Results 120 160 minimum functional supply.vsd 120 160 Undervoltage_shutdown.vsd Rev. 2.0, 2010-08-02 ...
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... Junction Temp (°C) Current consumption one channel active.vsd - Junction Temp (°C) Current consumption two channel active.vsd - Junction Tem p (°C) I S(OFF) 40 BTS5045-2EKA Characterization Results I_GND1 @ 8V I_GND1 @ 13.5V I_GND1 @ 18V 120 160 GND_1 I_GND2 @ 8V I_GND2 @ 13.5V I_GND2 @ 18V 120 160 GND_2 IS(OFF) @ 18V IS(OFF ...
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... Figure 35 Drain to Source Clamp Voltage Data Sheet PROFET™+ 12V - Junction Temp (°C) Output Voltage drop limitation at low load current.vsd - Junction Temp (° DS(AZ BTS5045-2EKA Characterization Results 120 160 50mA DS(NL L(0) 120 160 Drain to source clamp voltage.vsd Rev. 2.0, 2010-08-02 ...
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... Junction Temp (° Ω OFF 230 130 30 - Junction Temp (° Ω BTS5045-2EKA Characterization Results dV/dt_ON @ 8V dV/dt_ON @ 13.5V dV/dt_ON @ 18V 120 160 dV_dt_ON.vsd dV/dt_OFF @ 8V dV/dt_OFF @ 13.5V dV/dt_OFF @ 18V 120 160 dV_dt_OFF.vsd tON 90%@18V tON 90%@13,5V tON 90%@8V 120 160 tON_90.vsd Rev. 2.0, 2010-08-02 ...
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... Turn ON / OFF matching Δ Figure 40 Data Sheet PROFET™+ 12V 230 130 30 - Junction Temp (° Ω -25 -50 - Junction Temp (° Ω BTS5045-2EKA Characterization Results tOFF 10%@18V tOFF 10%@13,5V tOFF 10%@8V 120 160 tOFF_90.vsd delta_t_SW @ 8V delta_t_SW @ 13.5V delta_t_SW @ 18V 120 160 delta_t_SW_OFF_ON.vsd Rev. 2.0, 2010-08-02 ...
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... Switch OFF Energy P_5.5. Figure 42 Switch OFF Energy Data Sheet PROFET™+ 12V tio (° Ω tio (° Ω OFF BTS5045-2EKA Characterization Results S w itc energy @ 18V S w itc energy @ 13, itc energy @ itc energy @ 18V S w itc energy @ 13, itc energy @ Rev. 2.0, 2010-08-02 ...
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... Overload Condition in the Low Voltage Area 9.3.2 Overload Condition in the High Voltage Area P_6.6.7 Figure 44 Overload Condition in the High Voltage Area Data Sheet PROFET™+ 12V - Junction Tem p (°C) I L5(SC - Junction Temp (°C) I L28(SC) 45 BTS5045-2EKA Characterization Results IL(SC)_5V @ 8V IL(SC)_5V @ 13.5V IL(SC)_5V @ 18V 120 160 120 160 Rev ...
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... Figure 45 Current Sense at no Load 9.4.2 Open Load Detection Threshold in ON State P_7.5.2 Figure 46 Open Load Detection ON State Threshold Data Sheet PROFET™+ 12V 2,5 2 1,5 1 0 Junction Temp (° L(OL) 46 BTS5045-2EKA Characterization Results 120 160 Current _ sense_0mA.vsd Rev. 2.0, 2010-08-02 ...
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... P_7.5.7 Figure 48 Sense Signal Maximum Current in Fault Condition Data Sheet PROFET™+ 12V - Junction (° IS(RANGE - Junction Temp (°C) 47 BTS5045-2EKA Characterization Results VIS _R ANGE @ 8V VIS _R ANGE @ 13.5V VIS _R ANGE @ 18V 120 160 IIS_FAULT @ 8V IIS_FAULT @ 13.5V IIS_FAULT @ 18V 120 160 IIS_FAULT.vsd IS(FAULT) ...
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... Input Voltage Threshold OFF to ON P_8.4.2 Figure 50 Input Voltage Threshold Data Sheet PROFET™+ 12V 2 1,5 1 0 Junction Temp (° IN( 1,5 1 0 Junction Temp (° IN( BTS5045-2EKA Characterization Results I_IN( I_IN(L) @ 13.5V I_IN(L) @ 18V 120 160 Input_pin_low_voltage.vsd 120 160 Input_pin_high_voltage.vsd Rev. 2.0, 2010-08-02 ...
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... Input Current High Level P_8.4.5 Figure 52 Input Current High Level Data Sheet PROFET™+ 12V 400 300 200 100 0 - Junction Temp (° IN(HYS - Junction Temp (° IN( BTS5045-2EKA Characterization Results V_IN(HYS V_IN(HYS) 13.5V V_IN(HYS) @ 18V 120 160 Input_pin_voltage_hysteresis.vsd 120 160 Input_pin_high_current.vsd Rev. 2.0, 2010-08-02 ...
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... Guarantee BTS5045-2EKA channels OFF during loss of ground R 47 kΩ Polarization of the output PD Improve BTS5045-2EKA immunity to electromagnetic noise R 4.7 kΩ Protection of the micro controller during overvoltage, reverse polarity DSEL Guarantee BTS5045-2EKA channels OFF during loss of ground R 1.2 kΩ Sense resistor IS Data Sheet PROFET™+ 12V R/L cable Z2 V ...
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... Value Purpose R 4.7 kΩ Overvoltage, reverse polarity, loss of ground. Value to be tuned with micro SENSE controller specification. R 1.5 kΩ Ensure polarization of the BTS5045-2EKA output during open load in OFF OL diagnostic R 4.7 kΩ Protection of the micro controller during overvoltage, reverse polarity A/D D BAS21 ...
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... Pb-free finish on leads and suitable for Pb-free soldering according to IPC/JEDEC J-STD-020). Data Sheet PROFET™+ 12V 0. 0˚...8˚ Seating Plane 0.2 C A-B D 14x 0.1 C A-B 2x ±0.1 52 BTS5045-2EKA Package Outlines 0.35 x 45˚ 1) 3.9 ±0.1 0 8˚ MAX. 0˚...8˚ 6 ±0 0.2 M Bottom View 6.4 ±0.1 1 ...
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... Revision History Version Date Parameter 2.0 2010-05-31 Data Sheet PROFET™+ 12V Changes Creation of the Data Sheet 53 BTS5045-2EKA Revision History Rev. 2.0, 2010-08-02 ...
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... Infineon Technologies Office. Infineon Technologies components may be used in life-support devices or systems only 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 or to affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body or to support and/or maintain and sustain and/or protect human life ...