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BTS307 Datasheet, PDF (1/12 Pages) Siemens Semiconductor Group – Smart Highside Power Switch (Overload protection Current limitation Short circuit protection Thermal shutdown) | |||
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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
PROFET® BTS 307
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 mâ¦
1.7 A
TO-220AB/5
5
Standard
5
1
Straight leads
5
1
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 SIPMOSï technology. Providing embedded protective functions.
2 IN
Voltage
source
V Logic
Voltage
sensor
ESD
4 ST
Logic
Overvoltage
protection
Current
limit
Gate
protection
+ Vbb
3
Charge pump
Level shifter
Rectifier
Limit for
unclamped
ind. loads
Open load
detection
OUT
5
Temperature
sensor
Load
Short circuit
detection
GND
1
Signal GND
PROFET
Load GND
1) With external current limit (e.g. resistor RGND=150 â¦) in GND connection, resistor in series with ST
connection, reverse load current limited by connected load.
Semiconductor Group
1 of 12
2003-Oct-01
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