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L9958

L9958

  • 厂商:

    STMICROELECTRONICS(意法半导体)

  • 封装:

    SOIC20

  • 描述:

    IC MTRDRV BIPLR 4.5-5.5V 20PWRSO

  • 数据手册
  • 价格&库存
L9958 数据手册
L9958 Low RDSON SPI controlled H-Bridge Datasheet - production data '!0'03 '!0'03 '!0'03 PowerSO-20 PowerSSO24 PowerSO16 Features  Programmable current regulation peak threshold by SPI up to 8.6 A typ.  Operating battery supply voltage 4.0 V to 28 V  Operating Vdd supply voltage 4.5 V to 5.5 V  All pins withstand 19 V, Vs and output pins withstand 40 V  Full path Ron from 100 mΩ (at Tj = -40 °C) to 300 mΩ (at Tj =150 °C)  Logic inputs TTL/CMOS-compatible  Operating frequency up to 20 kHz  16-bit SPI interface for configuration/diagnostics, daisy chain capability  Over temperature and short circuit protection  VS undervoltage disable function  Vdd undervoltage and overvoltage protection  Vdd overvoltage detection  Open-load detection in ON condition  Full diagnostics in OFF state  Enable and disable input  Low stand by current ( Vs_uv_on - 0 Vdd over-voltage detection Although the Vdd input pin and all I/O's are able to withstand up to 19 V, an over-voltage circuitry is implemented to ensure that the bridge is kept in tri-state when the Vdd voltage is higher than the Vdd overvoltage threshold "Vdd_ov_off" for duration longer than "Tov_Vdd". The information is detected and stored into the SPI register in a bit called "VDD_OV". The bridge is kept in tri-state as long as an appropriate reset is not requested (see Section 5.1). Table 14. Vdd over-voltage detection 5.2.8 VDD_OV Comments Bridge state FSI 1 Vdd > Vdd_ov_off Hi-Z 1 (latched) 0 (default) Vdd < Vdd_ov_on - 0 Vdd under-voltage detection When the Vdd voltage falls below the under-voltage detection threshold "Vdd_uv_off" for duration longer than "Tuv_vdd", the bridge is switched to tri-state. In such a condition, the L9958 is going in sleep mode. When the voltage increases above the threshold (hysteresis implemented), the L9958 starts with all the settings reset to their default values (Power On Reset). 5.2.9 Output short protection The L9958 can sustain short on the outputs. In case of short to GND, short to battery or short between outputs the battery voltage cannot exceed 18 V. The connection of a 100 μF plus a 1μF decoupling capacitors as close as possible to Vs pin and the GND connection of the slug or of the exposed pad is mandatory to improve the robustness. 22/38 DocID17269 Rev 6 L9958 5.3 Diagnostics and protections Off-state diagnosis This diagnostic is performed in any off-state condition, just after ignition key-on or during an off-state phase occurring after an on-state phase of the bridge. 5.3.1 Off-state detection scheme In order to avoid any wrong diagnostic, a filtering time "Tdiag_off" is applied before performing the detection if the bridge was in on-state before. This filtering time is not applied in case of detection after key on. Figure 18. Off-state detection scheme 0/2 $) %. /&& /. /&& /. 4DIAG?OFF /&& /. 4DIAG?OFF /&& 3,%%0 $)!' 30) $IAG $IAG .O .O .O .O .O .O $IAG $IAG .O .O .O .O .O .O .O .O $ONE $ONE $IAG $IAG $IAG $IAG $IAG $IAG $ONE $ONE $IAG $IAG $IAG $IAG $IAG $IAG $IAG $IAG '!0'03 Open load detection An equivalent resistor of 100 k (typ.) is targeted for open-load detection. In order to avoid any unwanted supply of the bridge through the high-side transistor body diode during off-state measurement, the current source is connected only if Vs is higher than the Vs under-voltage threshold. Figure 19. Open load detection 4YPICALVALUE FORDETECTION /0%.,/!$ ,/!$#/..%#4%$ 5.3.2 K K K '!0'03 The diagnostic is based on a closed loop voltage control on OUT1 and associated current measurement. A voltage amplifier forces a constant voltage on OUT1 through two current sources (highside source and low-side current sink). The OUT2 is pulled-down through a constant current sink. Based on the current flowing out of the amplifier (Ip – In) compared to several current thresholds, open-load as well as short-circuit to ground and battery can be detected. DocID17269 Rev 6 23/38 37 Diagnostics and protections L9958 Figure 20. Off-state diagnostic principle 6PS 6PS  #URRENT-IRROR AND#OMPARATOR )PL  )PH CMD?DIAG 6DD CMD?DIAG 6DD )N 6?")!3 )N )?DIAG ,/!$ 6DD 37)4#(! #URRENT-IRROR AND#OMPARATOR  37)4#("  #522%.43).+ '!0'03 5.4 H-Bridge functional status Three bits in the diagnosis register are used to give a feedback about the state of the HBridge. Status are Current Limitation (bit 4 "C_LIM"), Temperature Warning (bit 5 "T_WRN") and Bridge Enable Status (bit 7 "ACT"). Those bits do not report a failure but only a functional state of the H-bridge that could be useful to change the control strategy mainly in term of power dissipation. 24/38 DocID17269 Rev 6 L9958 Electrical specifications 6 Electrical specifications 6.1 Absolute maximum ratings The component must withstand the overall following stimulus without any damage or latchup. Beyond these values, damage to the component may occur. Table 15. Absolute maximum ratings Symbol Parameter Test condition Min. Max. Unit -1 -2 40 40 V Vps Supply voltage Continuous Transient (0.5 s; I  10 A) Vdd Logic supply voltage 0 V < Vps < 40 V -0.3 19 V Vddio SDO supply voltage 0 V < Vps < 40 V -0.3 19 V Vi Logic input voltage 0 V < Vps < 40 V 0 V < Vdd < 19 V -0.3 19 V Vo Logic output voltage 0 V < Vps < 40 V 0 V < Vdd < 18.7V -0.3 Vddio+0.3 V ±4 - ±2 - - - - -100 +100 mA Output pins (OUTx, VPS) ESD Compliance EIA/JESD22-A114-B Input pins - ISO 7637 pulses Cf. standards - Latch-up immunity Jedec standard Note: In case of load dump condition, status of device outputs is kept unchanged. 6.2 Thermal data kV Table 16. Thermal data Symbol Parameter Test condition Min. Max. Failure condition -40 OTsd Lifetime -40 150 Unit Tj Junction temperature Tstg Storage temperature - -55 150 °C Tamb Ambient temperature 0 V < Vps < 40 V -40 125 °C Package PowerSO-20 - 1 Package PowerSO16 - 1 Package PowerSSO24 - 2 Rthj-case Thermal resistance junction to case(1) °C °C/W 1. Guaranteed by design and package characterization. DocID17269 Rev 6 25/38 37 Electrical specifications L9958 Figure 21. Thermal impedance (junction-ambient) of power packages  0W33/ONSP 0W33/ONSPTHENH  0W3/ONSP :4(Ž#7  0W3/ONSPTHENH              4IMES '!0'03 6.3 Range of functionality Within the range of functionality, all L9958 functionalities have to be guaranteed. All voltages refers to GND. Currents are positive into and negative out of the specified pin. Table 17. Range of functionality Pos. Symbol Parameter FR1 Vps FR2 dVps/dt FR3 Vdd FR4 dVdd/dt FR5 Vi FR6 Vddio SDO output voltage FR7 fspi SPI clock frequency Test condition Min. Typ. Max. Unit Supply voltage - Vps_uv_off 14 28(1) V Supply voltage slew rate - -20 - 20 V/μs Logic supply voltage - Vdd_uv_off 5 Vdd_ov_off V - - 0.025(2) V/μs -0.3 - Vdd_ov_off V - 3 - 5.5 V - - - 5 MHz Logic supply voltage slew rate Logic input voltage (SDI, See alsoTable 15: SCLK, NCS, DI, EN, DIR, Absolute maximum PWM) ratings. 1. In load dump conditions Vps ranges between 28V and 40V. During load dump, status of device outputs is kept unchanged, 2. To VDD pin are connected 10μF and 10nF (close to the pin) capacitors. 26/38 DocID17269 Rev 6 L9958 6.4 Electrical specifications Electrical characteristics Tcase = -40 °C to 125 °C unless otherwise specified, Vdd = 4.5 V to 5.5 V unless otherwise specified Vps = 4 V to 28 V unless otherwise specified All voltages refer to GND. Currents are positive into and negative out of the specified pin. 6.4.1 Device supply Table 18. Device supply Pos. 1.1 1.2 1.3 6.4.2 Symbol Ips Iout Icc Parameter Power supply current Leakage current on output Logic-supply current Test condition Min. Typ. Max. Unit Vdd < 0.7 V; Vps = 16 V from -40 °C to 25 °C - - 20 μA Vdd < 0.7 V; Vps = 16 V at 125 °C - - 35 μA Fpwm = 0, Iout = 0 - - 20 mA Bridge in tri-state - - 100 μA Vdd >Vdd_uv_on FPWM = 0 - - 5 mA FPWM = 20 kHz (Average value) - - 5 mA Min. Typ. Max. Unit Device supply monitoring Table 19. Device supply monitoring Pos. Symbol Parameter Test condition 2.1 Vps_uv_off Vps under-voltage threshold Vps decreasing - - 4 V 2.2 Vps_uv_on Vps under-voltage threshold Vps increasing - - 4.5 V 2.3 Vps_uv_hyst Vps under-voltage hysteresis - 0.1 - - V 2.4 Tuv_vps Vps under-voltage filtering time Vps decreasing 1 - 3 μs 2.5 Vdd_uv_off Vdd under-voltage threshold Vdd decreasing 3 - 3.7 V 2.6 Vdd_uv_on Vdd under-voltage threshold Vdd increasing 3.3 - 4 V 2.7 Vdd_uv_hyst Vdd under-voltage hysteresis - 0.1 - - V 2.8 Tuv_Vdd Vdd under-voltage filtering time Vdd decreasing 1 - 4 μs 2.9 Vdd_ov_off Vdd over-voltage threshold Vdd increasing 5.8 - 6.8 V 2.10 Vdd-ov_on Vdd over-voltage threshold Vdd decreasing 5.5 - 6.5 V 2.11 Vdd over-voltage hysteresis - 0.1 - - V Vdd over-voltage filtering time Vdd increasing 60 100 140 μs Vdd_ov_hyst 2.12 Tov_Vdd DocID17269 Rev 6 27/38 37 Electrical specifications 6.4.3 L9958 SPI Table 20. SPI Pos. Symbol 3.1 fspi 3.2 Parameter Test condition Clock frequency (50 % duty cycle) Tsdo_trans SDO transition speed, 20-80 % Min. Typ. Max. Unit - - - 5 MHz Vsdo = 5V, Cload = 50 pF (1) 5 - 30 ns Vsdo = 5 V, Cload = 150 pF 5 - 50 ns 3.3 Tclh Minimum time SCLK = HIGH - 75 - ns 3.4 Tcll Minimum time SCLK = LOW - 75 - ns 3.5 Tpcld Propagation delay (SCLK to data at 10% of SDO rising edge) - - 40 ns 3.6 Tcsdv NCS = LOW to data at SDO active - - - 85 ns 3.7 Tsclch SCLK low before NCS low (setup time SCLK to NCS change H/L) - 75 - - ns 3.8 Thclcl SCLK change L/H after NCS = low - 75 - - ns 3.9 Tscld SDI input setup time (SCLK change H/L after SDI data valid) 40 - - ns 3.10 Thcld SDI input hold time (SDI data hold after SCLK change H/L) - 40 - - ns 3.11 Tsclcl SCLK low before NCS high - 100 - - ns 3.12 Thclch SCLK high after NCS high - 100 - - ns 3.13 Tpchdz NCS L/H to SDO @ high impedance - - - 75 ns 3.14 Tonncs NCS min. high time - 300 - 3.15 ns - Capacitance at SDI, SCLK; NCS - - - 14 pF - Capacitance at SDO - - - 19 pF 3.16 Tfncs NCS Filter time will be ignored) Guaranteed by design (Pulses = TfNCS Guaranteed by design 10 - 40 ns 3.17 Vddio Supply voltage for SDO output buffer - 3 - 5.5 V 3.18 Ivddio Current consumption on Vddio (2) - - 1 mA 3.19 sdo_H High output level on SDO Isdo = 1.5 mA Vddio0.4 - - V 3.20 sdo_L Low output level on SDO Isdo = 2 mA - - 0.4 V 3.21 Isdo Tri state leakage current NCS = HIGH VDDIO = 5 V -5 - 5 μA 1. Not tested – guaranteed by Cload = 150 pF measurement 2. Measured for PSO16 at wafer sort level only. 28/38 DocID17269 Rev 6 L9958 Electrical specifications 6.4.4 Digital inputs: TTL // 3.3V / 5V CMOS compatible Table 21. Digital inputs: TTL // 3.3V / 5V CMOS compatible Pos. Symbol 4.1 Vih Input voltage HIGH 4.2 Vil 4.3 Parameter Test condition Min. Typ. Max. Unit - 2 - Vdd+0.3 V Input voltage LOW - -0.3 - 0.8 V Hysteresis of input voltage - 200 - - mV Vin = 0 V -100 - -30 - - 5 30 - 100 -5 - - - - 1.24 - V - - 10 - kΩ Overall tolerance can be taken as 3.5 % - 1 - % Min. Typ. Max. Tj = 150 °C, Iout = 3 A 4 V < Vps < 5 V - - 300 Tj = 150 °C, Iout = 3 A Vps > 5 V - - 150 Tj = 150 °C, Iout = 3 A 4 V < Vps < 5 V - - 300 Tj = 150 °C, Iout = 3 A Vps > 5 V - - 150 4.4 Iinl Input current source for: DI / NCS / SCLK / SDI 4.5 Iinh Input current sink for: EN / DIR / Vin = 5 V PWM Vin = 0 V Vin = 5 V No back supply allowed Vrext 4.6 6.4.5 Rext External resistor μA μA Bridge output drivers Table 22. Bridge output drivers Pos. 5.1 5.2 Symbol Rdson_h Rdson_l Parameter Test condition High-side transistor Rdson Low-side transistor Rdson Unit mΩ mΩ 5.3 Vbd_h Body diode forward voltage drop high-side transistor Idiode = 3 A - 1.2 2 V 5.4 Vbd_l Body diode forward voltage drop low-side transistor Idiode = 3 A - 1.2 2 V DocID17269 Rev 6 29/38 37 Electrical specifications 6.4.6 L9958 Over-temperature monitoring Table 23. Over-temperature monitoring Pos. Symbol 6.1 OTwarn 6.2 Parameter Test condition Min. Typ. Max. Unit Over-temperature warning - 150 - 170 °C OTsd Over-temperature shut-down - 170 - 200 °C 6.3 OThyst Over-temperature hysteresis - 10 - - °C 6.4 TTSD Over-temperature filtering time Guaranteed by clock measurement - 36 - μs Unit 6.4.7 Current limitation and over-current detection Table 24. Current limitation and over-current detection Pos. 7.1 Symbol Ilim_H Parameter Current limitation high threshold Test condition Min. Typ. Max. CL1:0 = 00; -40 °C ≤ Tj ≤ 150 °C 2 2.5 3.1 CL1:0 = 01; -40 °C ≤ Tj ≤ 150 °C 3.5 4 4.85 CL1:0 = 10; -40 °C ≤ Tj < 25 °C 5.5 6.75 8 CL1:0 = 10; 25 °C ≤ Tj ≤ 150 °C 5.5 6.6 7.7 CL1:0 = 11; -40 °C ≤ Tj < 25 °C 7.8 9.1 10.4 CL1:0 = 11; 25 °C ≤ Tj ≤ 150°C 7.6 8.6 9.6 2 2.5 3 Ilim_H–0.2 Ilim_H0.5 Ilim_H0.8 CL1:0 = 10; -40°C ≤ Tj < 25 °C Ilim_H– 0.35 Ilim_H0.65 Ilim_H0.95 CL1:0 = 10; 25 °C ≤ Tj ≤ 150°C Ilim_H– 0.35 Ilim_H0.55 Ilim_H0.85 CL1:0 = 11; -40°C ≤ Tj < 25°C Ilim_H–0.4 Ilim_H0.7 Ilim_H-1 CL1:0 = 11; 25 °C ≤ Tj ≤ 150°C Ilim_H–0.4 Ilim_H0.55 Ilim_H0.95 0.1 - 1 μs CL1:0 = XX, Tj = OTsd CL1:0 = 0X; -40 °C ≤ Tj ≤ 150 °C 7.2 Ilim_L Current limitation low threshold A A 7.3 Tlimh High current limitation threshold filtering time can be included in Tblanck 7.4 Tliml Low current limitation threshold filtering time - 1 - 3 μs 7.5 Toffmin Current limitation delay time 30 - 45 μs 7.6 Tb Blanking time 4.9 - 8.7 μs 30/38 - DocID17269 Rev 6 L9958 Electrical specifications Table 24. Current limitation and over-current detection (continued) Pos. Symbol Ioc_ls Ioc-hs 7.7 Tracking Parameter Low-side over-current threshold High-side over-current threshold Test condition Min. Typ. Max. CL1:0 = 0X; -40 °C ≤ Tj ≤ 150 °C 5.5 7.7 11 CL1:0 = 1X; -40°C ≤ Tj < 25 °C 9.3 12 16.5 CL1:0 = 1X; 25 °C ≤ Tj ≤ 150°C 9.3 11.5 14 Ilim_h+2 - - Ilim_h+1.3 - - 0.8 - 2.5 μs Unit CL1:0 = 0X; CL1:0 = 10; -40 °C ≤ Tj ≤ 150 °C CL1:0 = 11; -40 °C ≤ Tj ≤ 150 °C 7.8 6.4.8 Toc_ls Toc_hs Low-side & high-side over-current detection filtering time - Unit A Diagnostic of open-load in on-state Table 25. Diagnostic of open-load in on-state Pos. Symbol Parameter Test condition Tj = -40 °C (go-no-go functional test) 8.1 8.2 6.4.9 Is_OL-on Current source Tj = 25 °C to 150 °C (go-no-go functional test) Min. Typ. Max. 50 - 120 μA 50 - 100 - 3 5 μs Min. Typ. Max. Unit Load detection threshold 10 60 200 k Tmeas_on Detection time (settling time) - Off-state diagnostic Table 26. Off-state diagnostic Pos. Symbol 9.1 ROL 9.2 Tdiag_off diag after on-state Delay time before enabling offGuaranteed through state diagnostic structure SCAN 100 125 150 ms Tdiag-off_1 used each time OUT pins are released from Off-state diag filtering time Vps (after release of when OUT 1 and/or 2 decrease SCB, after Tdiag_off) from Vps Guaranteed through SCAN 2.4 3 3.6 ms 9.4 Tdiag_off_2 Off-state diagnostic filtering time on failure detection One symmetric filter for each failure type (OL, SCG, SCB) Guaranteed through SCAN 200 250 300 μs 9.5 Tclock Oscillator frequency - 4 - 6 MHz 9.3 Parameter Test condition DocID17269 Rev 6 31/38 37 Electrical specifications 6.4.10 L9958 Timing characteristics Table 27. Timing characteristics Pos. Symbol 10.1 fpwm PWM frequency Tdon 10.2 Parameter Test condition Min. Typ. Max. Unit - - - 20 kHz Delay time for switch-on Rload @ Iout = 3 A PWM → 90% Vout (or 10 % Iout) - - 10 μs Tdoff Delay time for switch-off Rload @ Iout = 3 A PWM → 10 % Vout (or 90% Iout) - - 10 μs Td Delay time: symmetry PWM accuracy = 1% @ 2kHz - - 5 μs 10.3 Td_dis Disable delay time DI / EN → 90% OUTx @ Iout = 3 A - - 6 μs 10.4 Td_en Enable delay time DI / EN → 10 % OUT - - 6 μs - - 200 μs 1 - 3 μs 10.5 Td_pow Power-on delay time DIR= PWM=EN=1 / DI=0 no load / VPS = Vdd increasing Vps = Vdd → 10 % Vout1 (= Vps) 10.6 Td_filter DI / EN digital filter time - 10.7 Trise_H Low-side transistor rise time Non selectable by SPI 0.04 - 0.2 μs 10.8 Tfall_H Low-side transistor fall time Non selectable by SPI 1 - 3 μs 7 14 24 dVout/dt Voltage slew rate for high-side super fast mode transistors VSR = 0 (Measurement is performed between 30 % and 70 % of the VSR = 1 slope) 2 4 6 1 2 3 1.5 3 4.5 0.15 0.3 0.45 35 - 55 10.9 10.10 dIout/dt 10.11 Tdiag 32/38 Current slew rate for high-side ISR=0 transistors (Measurement is performed between 40 % and 60 % of the ISR=1 slope) Timing for reliable diagnostic Guaranteed through SCAN pattern DocID17269 Rev 6 V/μs A/μs μs L9958 7 Application circuit Application circuit Figure 22. Application circuit "!44%29 6 N& #0 —& —& 63 6$$ 6 0OWER3UPPLY 66 N& K7 $) %. /54 07$)2 —# N& K7 6$$)/ N& $# , —& .#3 /54 3#+ N& 3) 3/ 2%84 K7 '.$S '!0'03 1. The above application diagram shows all the suggested components for a proper device operation. DocID17269 Rev 6 33/38 37 Package information 8 L9958 Package information In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK® packages, depending on their level of environmental compliance. ECOPACK® specifications, grade definitions and product status are available at: www.st.com. ECOPACK® is an ST trademark. Figure 23. PowerSO-20 mechanical data and package dimensions $)- MM -). 490 ! A INCH -!8 -). 490     A    A      B     C     $     $     %    E  E % %    %         '     (         H ,   .  TYP 3  MAX 4 7EIGHTGR    /54,).%!.$ -%#(!.)#!,$!4! -!8  *%$%#-/   0OWER3/  h$AND%vDONOTINCLUDEMOLDFLASHORPROTUSIONS -OLDFLASHORPROTUSIONSSHALLNOTEXCEEDMMv #RITICALDIMENSIONSh%v h'vANDhAv  &ORSUBCONTRACTORS THELIMITISTHEONEQUOTEDINJEDEC-/  . 2 . A B ! E $%4!),! C A $%4!)," % E ( $%4!),! LEAD $ SLUG A $%4!),"    'AGE0LANE # 3 3%!4).'0,!.% , ' % % "/44/-6)%7 # #/0,!.!2)49 4 %  HX    03/-%# $ ) '!0'03 34/38 DocID17269 Rev 6 L9958 Package information Figure 24. PowerSO16 mechanical data and package dimensions $)- -).     ! ! ! ! A B C $ $ D % % % % E E & ' , 2 2 4 4 4          MM 490                    -!8     -).                        INCH 490                    /54,).%!.$ -%#(!.)#!,$!4! -!8                 ƒ PLQ ƒ W\S ƒ PD[ ƒ W\S ƒ W\S 0OWER3/  2ESINPROTRUSIONSNOTINCLUDEDMAXVALUEMMPERSIDE  B , A - , - # 5  4  4 & ' - % %  % 2  % 2 E E 3%4$%4!),+ $ $ 4 3%4$%4!),+ $%4!),* 4 2 ! # ! 2 ! ! 4 3%%$%4!),* 3%!4).' 0,!.% D # ,EADSCOPLANARITY , '!5'%0,!.%  03/-%# '!0'03 DocID17269 Rev 6 35/38 37 Package information L9958 Figure 25. PowerSSO24 mechanical data and package dimensions $IM ! ! A B C $ % E E & ' ' ( H K , / 1 3 4 5 . 8 9 -IN MM 4YP       -AX                  -AX       /54,).%!.$ -%#(!.)#!,$!4 !          ƒ PLQ ƒ PD[            INCH 4YP -IN ƒ PD[                     h$AND%vDONOTINCLUDEMOLDFLASHORPROTUSIONS -OLDFLASHORPROTUSIONSSHALLNOTEXCEEDMMv  .OINTRUSIONALLOWEDINWARDSTHELEADS  &LASHORBLEEDSONEXPOSEDDIEPADSHALLNOTEXCEEDMMPERSIDE  6A RIATIONFORSMALLWINDOWLEADFRAMEOPTION 0OWER33/ %XPOSEDPADDOWN * '!0'03 36/38 DocID17269 Rev 6 L9958 9 Revision history Revision history Table 28. Document revision history Date Revision Changes 16-Mar-2010 1 Initial release. 08-Apr-2011 2 Updated Table 27: Timing characteristics on page 32 (Pos. 10.8). 03-Aug-2011 3 Updated Table 17, Table 20, Table 24 and Table 27. 23-Mar-2012 4 Updated: Table 17: Range of functionality; Table 20: SPI. 19-Sep-2013 5 Updated disclaimer. 05-Dec-2013 6 Updated Table 24: Current limitation and over-current detection pag 31. DocID17269 Rev 6 37/38 37 L9958 Please Read Carefully: Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. Purchasers are solely responsible for the choice, selection and use of the ST products and services described herein, and ST assumes no liability whatsoever relating to the choice, selection or use of the ST products and services described herein. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted under this document. If any part of this document refers to any third party products or services it shall not be deemed a license grant by ST for the use of such third party products or services, or any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoever of such third party products or services or any intellectual property contained therein. UNLESS OTHERWISE SET FORTH IN ST’S TERMS AND CONDITIONS OF SALE ST DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY WITH RESPECT TO THE USE AND/OR SALE OF ST PRODUCTS INCLUDING WITHOUT LIMITATION IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION), OR INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. ST PRODUCTS ARE NOT DESIGNED OR AUTHORIZED FOR USE IN: (A) SAFETY CRITICAL APPLICATIONS SUCH AS LIFE SUPPORTING, ACTIVE IMPLANTED DEVICES OR SYSTEMS WITH PRODUCT FUNCTIONAL SAFETY REQUIREMENTS; (B) AERONAUTIC APPLICATIONS; (C) AUTOMOTIVE APPLICATIONS OR ENVIRONMENTS, AND/OR (D) AEROSPACE APPLICATIONS OR ENVIRONMENTS. WHERE ST PRODUCTS ARE NOT DESIGNED FOR SUCH USE, THE PURCHASER SHALL USE PRODUCTS AT PURCHASER’S SOLE RISK, EVEN IF ST HAS BEEN INFORMED IN WRITING OF SUCH USAGE, UNLESS A PRODUCT IS EXPRESSLY DESIGNATED BY ST AS BEING INTENDED FOR “AUTOMOTIVE, AUTOMOTIVE SAFETY OR MEDICAL” INDUSTRY DOMAINS ACCORDING TO ST PRODUCT DESIGN SPECIFICATIONS. PRODUCTS FORMALLY ESCC, QML OR JAN QUALIFIED ARE DEEMED SUITABLE FOR USE IN AEROSPACE BY THE CORRESPONDING GOVERNMENTAL AGENCY. Resale of ST products with provisions different from the statements and/or technical features set forth in this document shall immediately void any warranty granted by ST for the ST product or service described herein and shall not create or extend in any manner whatsoever, any liability of ST. ST and the ST logo are trademarks or registered trademarks of ST in various countries. Information in this document supersedes and replaces all information previously supplied. The ST logo is a registered trademark of STMicroelectronics. All other names are the property of their respective owners. © 2013 STMicroelectronics - All rights reserved STMicroelectronics group of companies Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan Malaysia - Malta - Morocco - Philippines - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America www.st.com 38/38 DocID17269 Rev 6
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