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BTS621L1_13 Datasheet, PDF (1/14 Pages) Infineon Technologies AG – Fast demagnetization of inductive loads | |||
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PROFET® BTS621L1
Smart Two Channel High-Side Power Switch
Features
ï· Overload protection
ï· Current limitation
ï· Short circuit protection
ï· Thermal shutdown
ï· Overvoltage protection (including load dump)
ï· Fast demagnetization of inductive loads
ï· Reverse battery protection1)
ï· Undervoltage and overvoltage shutdown with
auto-restart and hysteresis
ï· Open drain diagnostic output
ï· Open load detection in ON-state
ï· CMOS compatible input
ï· Loss of ground and loss of Vbb protection
ï· Electrostatic discharge (ESD) protection
ï· Green Product (RoHS compliant)
ï· AEC Qualified
Product Summary
Overvoltage protection Vbb(AZ)
43 V
Operating voltage
Vbb(on) 5.0 ... 34 V
channels:
each
both
parallel
On-state resistance RON 100 50 mï
Load current (ISO) IL(ISO)
4.4 8.5 A
Current limitation IL(SCr)
8
8A
PG-TO263-7-2
Application
ï· ïC compatible power switch with diagnostic feedback for 12 V and 24 V DC grounded loads
ï· All types of resistive, inductive and capacitve loads
ï· 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.
3 IN1
6 IN2
ESD
5 ST
Voltage
source
V Logic
Voltage
sensor
Logic
PROFEï¢T
Overvoltage
protection
Current
limit 1
Gate 1
protection
+ V bb
4
Level shifter
Rectifier 1
Charge
pump 1
Charge
pump 2
Limit for
unclam ped
ind. loads 1
Open load
Short to Vbb
detection 1
T em perature
sensor 1
Current
limit 2
Gate 2
protection
OUT1
1
Level shifter
Rectifier 2
Limit for
unclam ped
ind. loads 2
Open load
Short to Vbb
GND
detection 2
2
Signal GND
T em perature
sensor 2
OUT2
7
R O1
R
O2
GND
Load
Load GND
1) With external current limit (e.g. resistor RGND=150 ï) in GND connection, resistor in series with ST
connection, reverse load current limited by connected load.
Data Sheet
1
2013-10-11
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