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              1. "
                PROFET. BTS 412B2
                Semiconductor Group103.97
                Smart Highside Power Switch
                Features
                .
                Overload protection
                .
                Current limitation
                .
                Short circuit protection
                .
                Thermal shutdown
                .
                Overvoltage protection (including load dump)
                .
                Fast demagnetization of inductive loads
                .
                Reverse battery protection
                1)
                .
                Undervoltage and overvoltage shutdown with
                auto-restart and hysteresis
                .
                CMOS diagnostic output
                .
                Open load detection in OFF-state
                .
                CMOS compatible input
                .
                Loss of ground and loss of V
                bb
                protection
                .
                Electrostatic discharge (ESD) protection
                Application
                .
                μ
                C compatible power switch with diagnostic feedback for 12 V and 24 V DC grounded loads
                .
                All types of resistive, inductive and capacitve loads
                .
                Replaces electromechanical relays, fuses and discrete circuits
                General Description
                N channel vertical power FET with charge pump, ground referenced CMOS compatible input and diagnostic
                feedback, monolithically integrated in Smart SIPMOS
                .
                technology. Fully protected by embedded protection
                functions.
                + Vbb
                IN
                ST
                Signal GND
                ESD
                PROFET
                .
                OUT
                GND
                Logic
                Voltage
                sensor
                Voltage
                source
                Open load
                detection
                Short circuit
                detection
                Charge pump
                Level shifter
                Temperature
                sensor
                Rectifier
                Limit for
                unclamped
                ind. loads
                Gate
                protection
                Current
                limit
                2
                4
                1
                3
                5
                Load GND
                Load
                V
                Logic
                Overvoltage
                protection
                1
                )With external current limit (e.g. resistor R
                GND
                =150
                .
                ) in GND connection, resistor in series with ST
                connection, reverse load current limited by connected load.
                Product Summary
                Overvoltage protectionV
                bb
                (
                AZ
                )
                65V
                Operating voltageV
                bb
                (
                on
                )
                4.7 ... 42V
                On-state resistanceR
                ON
                220m
                .
                Load current (ISO)I
                L
                (
                ISO
                )
                1.8A
                Current limitationI
                L
                (
                SCr
                )
                5A
                TO-220AB/5
                5
                Standard
                1
                5
                Straight leads
                1
                5
                SMD
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