VND7012AYTR STMicroelectronics

VND7012AY Double channel high-side driver with MultiSense analog feedback for automotive applications Datasheet - production data Configurable latch-off on overtemperature or power limitation with dedicated fault reset pin Loss of ground and loss of VCC Reverse battery through self turn-on Electrostatic discharge protection Applications All types of Automotive resistive, inductive Features and capacitive loads Max transient supply voltage V 41 V CC Specially intended for Automotive Turn Indicators (up to 3 x P27W or SAE1156 and Operating voltage range VCC 4 to 28 V 2 x R5W paralleled or Automotive Typ. on-state resistance (per Ch) R 12 m ON Headlamps) Current limitation (typ) ILIMH 75 A Standby current (max) I 0.5 A STBY Description The device is a double channel high-side driver manufactured using ST proprietary VIPower M07 technology and housed in PowerSSO-36 AEC-Q100 qualified package. The device is designed to drive 12 V General automotive grounded loads through a 3 V and Double channel smart high side driver 5 V CMOS-compatible interface, providing with MultiSense analog feedback protection and diagnostics. Very low standby current Compatible with 3 V and 5 V CMOS The device integrates advanced protective outputs functions such as load current limitation, overload MultiSense diagnostic functions active management by power limitation and Multiplexed analog feedback of: load overtemperature shutdown with configurable current with high precision proportional latch-off. current mirror, VCC supply voltage and A FaultRST pin unlatches the output in case of T device temperature CHIP Overload and short to ground (power fault or disables the latch-off functionality. limitation) indication A dedicated multifunction multiplexed analog Thermal shutdown indication output pin delivers sophisticated diagnostic Off-state open-load detection functions including high precision proportional Output short to VCC detection load current sense, supply voltage feedback and Sense enable/ disable chip temperature sense, in addition to the Protections detection of overload and short circuit to ground, Undervoltage shutdown short to V and OFF-state open-load. CC Overvoltage clamp A sense enable pin allows OFF-state diagnosis to Load current limitation be disabled during the module low-power mode Self limiting of fast thermal transients as well as external sense resistor sharing among similar devices. July 2016 DocID027407 Rev 4 1/45 www.st.com This is information on a product in full production. Contents VND7012AY Contents 1 Block diagram and pin description ................................................ 5 2 Electrical specification .................................................................... 7 2.1 Absolute maximum ratings ................................................................ 7 2.2 Thermal data ..................................................................................... 8 2.3 Main electrical characteristics ........................................................... 8 2.4 Electrical characteristics curves ...................................................... 21 3 Protections..................................................................................... 25 3.1 Power limitation ............................................................................... 25 3.2 Thermal shutdown ........................................................................... 25 3.3 Current limitation ............................................................................. 25 3.4 Negative voltage clamp ................................................................... 25 4 Application information ................................................................ 26 4.1 GND protection network against reverse battery ............................. 26 4.2 Immunity against transient electrical disturbances .......................... 27 4.3 MCU I/Os protection ........................................................................ 27 4.4 Multisense - analog current sense .................................................. 28 4.4.1 Principle of Multisense signal generation ......................................... 29 4.4.2 TCASE and VCC monitor ................................................................. 31 4.4.3 Short to VCC and OFF-state open-load detection ........................... 32 5 Maximum demagnetization energy (VCC = 16 V) ........................ 33 6 Package and PCB thermal data .................................................... 34 6.1 PowerSSO-36 thermal data ............................................................ 34 7 Package information ..................................................................... 38 7.1 PowerSSO-36 package information ................................................ 38 7.2 PowerSSO-36 packing information ................................................. 40 7.3 PowerSSO-36 marking information ................................................. 42 8 Order codes ................................................................................... 43 9 Revision history ............................................................................ 44 2/45 DocID027407 Rev 4