Infineon BTS442E2BKSA1 Smart High Side Power Switch, High Side, 21A, 4.5 → 42V, 167W 5 + Tab-Pin, TO-263

  • RS Stock No. 170-2277
  • Mfr. Part No. BTS442E2BKSA1
  • Manufacturer Infineon
Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
Product Details

High side power switch with integrated vertical power FET, providing embedded protection and diagnostic functions

Overload protection
Current limitation
Short-circuit protection
Thermal shutdown
Overvoltage protection (including load dump)
Fast demagnetization of inductive loads
Reverse battery protection1)
Undervoltage and overvoltage shutdown with auto-restart and hysteresis
Open drain diagnostic output
Open load detection in ON-state
CMOS compatible input
Loss of ground and loss of Vbb protection2)
Electrostatic discharge (ESD) protection

Attribute Value
Power Switch Type High Side Switch
Power Switch Topology High Side
Switch On Resistance 18mΩ
Number of Outputs 1
Voltage 4.5 → 42V
Current 21A
Power Rating 167W
Mounting Type Through Hole
Package Type TO-220-5
Pin Count 5 + Tab
Dimensions 10 x 4.4 x 9.25mm
Length 10mm
Width 4.4mm
Height 9.25mm
Maximum Operating Temperature +150 °C
Series BTS442
Minimum Operating Temperature -40 °C
Automotive Standard AEC
Temporarily out of stock - back order for despatch 24/09/2020, delivery within 4 working days from despatch date
Price Each (In a Tube of 50)
MYR 21.47
Per unit
Per Tube*
50 - 50
100 - 200
250 +
*price indicative