Smart High-Side Power Switch
BTS5231-2GS
• Optimized inverse current capability
• Green product (RoHS compliant)
• AEC Qualified
Protective Functions
•
•
•
•
•
•
•
•
•
Reverse battery protection without external components (GND resistor integrated)
Short circuit protection
Overload protection
Multi-step current limitation
Thermal shutdown with restart
Thermal restart at reduced current limitation
Overvoltage protection without external resistor
Loss of ground protection
Electrostatic discharge protection (ESD)
Diagnostic Functions
•
•
•
•
•
•
•
•
Enhanced IntelliSense signal for each channel
Enable function for diagnosis pins (IS1 and IS2)
Proportional load current sense signal by current source
High accuracy of current sense signal at wide load current range
Open load detection in ON-state by load current sense
Over load (current limitation) diagnosis in ON-state, signalling by voltage source
Latched over temperature diagnosis in ON-state, signalling by voltage source
Open load detection in OFF-state, signalling by voltage source
Applications
•
µC
compatible high-side power switch with diagnostic feedback for 12 V grounded
loads
• All types of resistive, inductive and capacitive loads
• Suitable for loads with high inrush currents, so as lamps
• Suitable for loads with low currents, so as LEDs
• Replaces electromechanical relays, fuses and discrete circuits
Data Sheet
4
V1.2, 2008-09-01
INFINEON [ INFINEON TECHNOLOGIES AG ]
