SMD BTS425L1 TO-263-5

Smart Highside Power Switch (Overload protection Current limitation Short circuit protection Thermal shutdown)

Smart Highside Power Switch
Features
• Overload protection
• Current limitation
• Short circuit protection
• Thermal shutdown
• Overvoltage protection (including load dump)
• Reverse battery protection1)
• Undervoltage and overvoltage shutdown with
auto-restart and hysteresis
• Open drain diagnostic output
• Open load detection in ON-state
• CMOS compatible input
• Loss of ground and loss of Vbb protection
• Electrostatic discharge (ESD) protection
Application
• µC compatible power switch with diagnostic
feedback for 12 V DC grounded loads
• Most suitable for resistive and lamp loads
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
Charge pump
Level shifter Temperature
sensor Rectifier
Gate
protection
Current
limit
2
4
1
3
5
Load GND
Load
V Logic
Overvoltage
protection
GND
RO
Open load
detection
Short to Vbb
1) With external current limit (e.g. resistor RGND=150 ?) in GND connection, resistor in series with ST
connection, reverse load current limited by connected load.
Product Summary
Overvoltage protection Vbb(AZ) 43 V
Operating voltage Vbb(on) 5.0 ... 24 V
On-state resistance RON 60 m?
Load current (ISO) IL(ISO) 7.0 A
Current limitation IL(SCr) 17 A