WSQ7050AD is quad channel high-side drivers with current sense analog feedback for automotive applications, the devices are designed to drive 12 V automotive grounded loads through a 3 V and 5 V.
WSQ7050AD integrates advanced protective functions such as load current limitation, overload active management by power limitation and overtemperature shutdown with configurable latch-off. A Fault pin unlatches the output in case of fault ordisables the latch-off functionality.
A dedicated multifunction multiplexed analog output pindelivers sophisticated diagnostic functions including high precision proportional load current sense, supply voltage feedback and chip temperature sense, in addition to the detection of overload and short circuit to ground, short to Vcc and OFF-state open-load.
A sense enable pin allows OFF-state diagnosis to be disabled during the module low power mode as well as external senseresistor sharing among similar devices.
WSQ7050AD is available in DFN5x6-16L package.
Vcc pin: max transient supply voltage 40V
Operating voltage range: 4.5V to 28V
Load current limitation
Output short-circuit protection
Standby current <2.0μA
On-state resistance Typ=50mΩ (per Ch)
Thermal shutdown indication
OFF-state open-load detection
Overvoltage clamp
Undervoltage protection
Load current with high precision proportional current mirror
RoHS compliant and lead free
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WSQ7050AD | 454KB |