BTS949NKSA1

Description：IC PWR SWITCH N-CHAN 1:1 TO220-5
Series：HITFET®
Mfr：Infineon Technologies
Package：Tube

SKU:14461009d98f Category: Power Distribution Switches, Load Drivers Brand: Infineon Technologies

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

BTS949NKSA1 is listed in the Power Distribution Switches, Load Drivers range at ChipApex. The manufacturer field lists Infineon Technologies. Its product description is IC PWR SWITCH N-CHAN 1:1 TO220-5. Review the specifications below when checking this part for your BOM.

Power Distribution Switches, Load Drivers specifications for BTS949NKSA1

Description：IC PWR SWITCH N-CHAN 1:1 TO220-5
Series：HITFET®
Mfr：Infineon Technologies
Package：Tube
Switch Type：General Purpose
Number of Outputs：1
Ratio - Input:Output：1:01
Output Configuration：Low Side
Output Type：N-Channel
Interface：On/Off
Voltage - Load：60V (Max)
Voltage - Supply (Vcc/Vdd)：Not Required
Current - Output (Max)：19A
Rds On (Typ)：14mOhm
Input Type：Non-Inverting
Features：-
Fault Protection：Current Limiting (Fixed), Over Temperature, Over Voltage
Operating Temperature：-40°C ~ 150°C (TJ)
Mounting Type：Through Hole
Supplier Device Package：PG-TO220-5-11
Package / Case：TO-220-5 Formed Leads
Grade：-
Qualification：-

Power Distribution Switches, Load Drivers datasheet and documents for BTS949NKSA1

BTS949NKSA1

Power Distribution Switches, Load Drivers Overview

The BTS949NKSA1 is a Smart Lowside Power Switch featuring an N-channel vertical power FET in Smart SIPMOS technology. It integrates comprehensive protection functions including thermal shutdown, overload protection, short circuit protection, and overvoltage protection. The device supports logic level inputs with ESD protection and offers current sensing and status feedback capabilities. Maximum current is adjustable via an external resistor, and analog driving is possible. It serves as a microcontroller-compatible power switch for 12 V and 24 V DC applications.

Power Distribution Switches, Load Drivers Feature Summary

Integrates N-channel vertical power FET with embedded protection functions
Provides thermal shutdown, overload, short circuit, and overvoltage protection
Supports current sensing and status feedback with external components
Features logic level input compatibility and ESD protection

Power Distribution Switches, Load Drivers Applications

Switching or linear control of resistive, inductive, and capacitive loads
Microcontroller-compatible power switching for 12 V and 24 V DC systems
Replacement for electromechanical relays and discrete circuits

Power Distribution Switches, Load Drivers Procurement Notes

Verify the specific ordering suffix to confirm package type and tape/reel specifications. Confirm RoHS compliance status and material content data sheet availability through official Infineon channels. Check current product lifecycle status as legacy components may have limited availability or end-of-life implications requiring careful supply chain planning.

Power Distribution Switches, Load Drivers Selection Notes

Select this component for low-side switching applications requiring integrated protection and current sensing. Ensure the external resistor values align with the desired maximum current limit and status feedback thresholds. Verify that the load characteristics fall within the safe operating area and that the logic interface voltage levels are compatible with the controlling microcontroller.

Power Distribution Switches, Load Drivers Part Context

This part belongs to the BTS9xx series of Smart Lowside Power Switches from Infineon Technologies. These devices utilize Smart SIPMOS chip-on-chip technology to combine power and control electronics on a single die. The series is designed to simplify power distribution designs by replacing complex discrete solutions with a single integrated component offering robust protection features.