WS7140S is single channel high-side drivers with currentsense analog feedback for automotive applications, the devicesare designed to drive 12 V automotive grounded loads througha 3 W and 5 V
WS7140S integrates advanced protective functions such asload current limitation, overload active management by powerimitation and overtemperature shutdown
A dedicated multifunction multiplexed analog output pindelivers sophisticated diagnostic functions including highprecision proportional load current sense, in addition to thedetection of overload and short circuit to ground, short to Veeand OFF-state open-load.
A sense enable pin allows OFF-state diagnosis to be disabledduring the module low power mode as well as external senseresistor sharing among similar devices.
WS7140S is available in ESOP-8L package.
Operating voltage range: 4.5V to 28V
Load current limitation
Output short-circuit protection
Standby current <1.0μA
On-state resistance Typ=145mΩ
Thermal shutdown indication
OFF-state open-load detection
Overvoltage clamp
Undervoltage protection
Multiplexed analog feedback of load current with high precision
proportional current mirror
RoHS compliant and lead free
文檔名稱 | 文檔描述 | 下載 |
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WSD7140S | 1245KB |
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