PROFET® BTS 432 F2
Smart Highside Power Switch
Features
Product Summary
1
•
•
•
•
•
•
•
•
•
•
•
•
)
Load dump and reverse battery protection
Clamp of negative voltage at output
Short-circuit protection
Current limitation
Thermal shutdown
Diagnostic feedback
Open load detection in ON-state
CMOS compatible input
Electrostatic discharge (ESD) protection
Loss of ground and loss of V protection
V
80
58
4.5 ... 42
-32
V
V
V
Load dump
V -VOUT Avalanche Clamp
bb
V
V
bb (operation)
V
bb (reverse)
R
ON
38
21
10
11
mΩ
I
I
I
A
A
A
L(SCp)
L(SCr)
L(ISO)
2)
bb
Overvoltage protection
Undervoltage and overvoltage shutdown with auto-
restart and hysteresis
5
5
5
Application
1
1
1
•
µC compatible power switch with diagnostic feedback
SMD
Straight leads
Standard
for 12 V and 24 V DC grounded loads
•
•
Most suitable for inductive loads
Replaces electromechanical relays and discrete circuits
General Description
N channel vertical power FET with charge pump, ground referenced CMOS compatible input and diagnostic
feedback, integrated in Smart SIPMOS chip on chip technology. Fully protected by embedded protection
functions.
+ V
R
bb
bb
3
5
Voltage
source
Gate
Overvoltage
protection
Current
limit
protection
VLogic
OUT
Limit for
unclamped
ind. loads
Charge pump
Level shifter
Voltage
sensor
Temperature
sensor
Rectifier
IN
2
4
Open load
detection
Load
Logic
ESD
ST
Short circuit
detection
PROFET
GND
1
Load GND
Signal GND
1)
2)
No external components required, reverse load current limited by connected load.
Additional external diode required for charged inductive loads
Infineon Technologies AG
1
22.03.99