Smart Highside Power Switch
PROFET® BTS 307
Smart Highside Power Switch
Features
• Overload protection • Current limitation • Short circuit protect...
Description
PROFET® BTS 307
Smart Highside Power Switch
Features
Overload protection Current limitation Short circuit protection Thermal shutdown Overvoltage protection Fast demagnetization of inductive loads Reverse battery protection1) Open drain 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 Overvoltage protection Operating voltage On-state resistance Load current (ISO)
Vbb(AZ) Vbb(on) RON IL(ISO)
65 V 5.8 ... 58 V 250 mΩ 1.7 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 Most suitable for inductive 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
Overvoltage 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
® PROFET
Load GND
1
Signal GND
1)
With external current limit (e.g. resistor RGND=150 Ω) in GND connection, resistor in series with ST connectio...
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