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BTS50085-1TMA Datasheet, PDF (1/18 Pages) Infineon Technologies AG – Smart Highside High Current Power Switch
PROFET® Data Sheet BTS50085-1TMA
Smart Highside High Current Power Switch
Reversave
Product Summary
• Reverse battery protection by self turn on of
power MOSFET
Features
• Overload protection
• Current limitation
• Short circuit protection
• Over temperature protection
• Over voltage protection (including load dump)
• Clamp of negative voltage at output
Overvoltage protection
Output clamp
Operating voltage
On-state resistance
Load current (ISO)
Short circuit current limitation
Current sense ratio
Vbb(AZ)
VON(CL)
Vbb(on)
RON
IL(ISO)
IL(SC)
IL : IIS
• Fast deenergizing of inductive loads 1)
• Low ohmic inverse current operation
• Diagnostic feedback with load current sense
• Open load detection via current sense
PG-TO220-7-4
• Loss of Vbb protection2)
• Electrostatic discharge (ESD) protection
• Green product (RoHS compliant)
• AEC qualified
7
Application
• Power switch with current sense diagnostic
1
SMD
feedback for up to 48 V DC grounded loads
• Most suitable for loads with high inrush current
like lamps and motors; all types of resistive and inductive loads
• Replaces electromechanical relays, fuses and discrete circuits
70 V
62 V
5.0 ... 58 V
9 mΩ
44 A
90 A
13 000
General Description
N channel vertical power FET with charge pump, current controlled input and diagnostic feedback with load
current sense, integrated in Smart SIPMOS chip on chip technology. Providing embedded protection functions.
Voltage
source
Voltage
sensor
3 IN
ESD
Logic
R bb
Overvoltage Current
Gate
protection
limit
protection
Charge pump
Level shifter
Rectifier
Limit for
unclamped
ind. loads
Output
Voltage
detection
Current
Sense
4 & Tab
+ Vbb
OUT 1,2,6,7
IL
Load
I IN
Temperature
sensor
VIN
V IS
Logic GND
I IS
IS
5
RIS
PROFET
Load GND
1) With additional external diode.
2) Additional external diode required for energized inductive loads (see page 9).
Infineon Technologies AG
Page 1
2008-Jan-24
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