PROFET® BTS 412B2
Smart Highside Power Switch
Features
• Overload protection • Current limitation • Short circuit prote...
PROFET® BTS 412B2
Smart Highside Power Switch
Features
Overload protection Current limitation Short circuit protection Thermal shutdown Over
voltage protection (including load dump) Fast demagnetization of inductive loads Reverse battery protection1) Under
voltage and over
voltage shutdown with auto-restart and hysteresis
CMOS diagnostic output Open load detection in OFF-state
CMOS compatible input Loss of ground and loss of Vbb protection Electrostatic discharge (ESD) protection
Product Summary Over
voltage protection Operating
voltage On-state resistance Load current (ISO) Current limitation
Vbb(AZ) Vbb(on) RON IL(ISO) IL(SCr)
65 V 4.7 ... 42 V 220 mΩ 1.8 A 5 A
TO-220AB/5
5 1 Straight leads
5
5 1
Standard
SMD
Application
µC 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.
+ V bb
3
Voltage source
Over
voltage protection
Current limit
Gate protection
V Logic
Voltage sensor Charge pump Level shifter Rectifier Open load ESD Logic detection Limit for unclamped ind. loads
OUT
2
IN
Temperature sensor
5
Load
4
ST
Short circuit detection
GND
® PRO...