High-side power switch BTS50055-1TMA: Overview, Datasheet, Cad Model,Features and Applications
Introduction
A high-side power switch is an electronic component used in power management applications to control the flow of current on the high side (positive side) of a load or device. It is typically used in automotive, industrial, and other applications where high-side switching is necessary. The primary purpose of a high-side power switch is to provide a safe and efficient way to turn on or off the power supply to the load. Today, this post will explore BTS50055-1TMA basics including BTS50055-1TMA overview, pinout, features and applications, and so on.
Catalog
Ⅰ BTS50055-1TMA Overview
BTS50055-1TMA is a smart high-side current power switch. BTS50055-1TMA is an N-channel vertical power FET with a charge pump, current-controlled input, and diagnostic feedback with load current sense, integrated into Smart SIPMOS chip-on-chip technology. BTS50055-1TMA is suitable for loads with high inrush currents like lamps and motors; all resistive and inductive loads.
Ⅱ BTS50055-1TMA Pinout
Figure1-BTS50055-1TMA Pinout
Ⅲ BTS50055-1TMA Pin Configuration
|
Pin |
Symbol |
Function |
|
1 |
OUT O |
Output; output to the load; pins 1, 2, 6, and 7 must be externally shorted with each other, especially in high current applications. 3) |
|
2 |
OUT O |
Output; output to the load; pins 1, 2, 6, and 7 must be externally shorted with each other, especially in high current applications. 3) |
|
3 |
IN I |
Input; has an internal pull-up; activates the power switch in case of short to ground |
|
4 |
Vbb + |
Supply voltage; positive power supply voltage; tab and pin 4 are internally shorted; in high current applications use tab 4). |
|
5 |
IS S |
Sense Output; Diagnostic feedback; provides a sense current proportional to the load current; zero current on failure (see Truth Table on page 7) |
|
6 |
OUT O |
Output; output to the load; pin 1, 2, 6, and 7 must be externally shorted with each other, especially in high current applications. 3) |
|
7 |
OUT O |
Output; output to the load; pin 1, 2, 6, and 7 must be externally shorted with each other, especially in high current applications. 3) |
Ⅳ BTS50055-1TMA CAD Model
Symbol
Figure2-Symbol
Footprint
Figure3-Footprint
Ⅴ BTS50055-1TMA Features
- 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 Vbbprotection 2)
- Electrostatic discharge (ESD) protection
Ⅵ BTS50055-1TMA Application
- Automotive Body & Convenience
- Automotive Lighting
- Power Distribution
- Relay Replacement
- Fuse Replacement
- Heating Applications
Ⅶ BTS50055-1TMA Specifications
|
Parametrics |
BTS50055-1TMA |
|
Channels |
1 |
|
Current Limit min |
65 A |
|
Diagnostics |
Sense |
|
Family |
Classic PROFET™ 12V |
|
IL (Short Circuit Current) |
65 A |
|
Load Current |
17 A |
|
Mounting |
SMT |
|
Nominal Load Current per channel (All channels active) |
17 A |
|
Qualification |
Automotive |
|
RDS (on) (@ Tj = 150°C) max |
10.5 mΩ |
|
RDS (on) (@ Tj = 25°C) |
4.4 mΩ |
|
Recommended Operating Voltage min max |
5 V 34 V |
Ⅷ Where to use bts50055-1tma High side power switch description?
The BTS50055-1TMA is a high-side power switch manufactured by Infineon Technologies. High-side power switches are used in various applications to control the supply voltage of loads connected to the positive rail (high side) of a power source. These devices are commonly employed in automotive, industrial, and consumer electronics applications.
Here are some typical applications where you can use the BTS50055-1TMA high-side power switch:
Automotive Systems: The BTS50055-1TMA can be used in automotive systems to control various electrical loads such as lights, motors, fans, and solenoids. It helps in efficiently managing the power distribution and controlling the loads to enhance overall system performance and safety.
Figure5-Automotive Systems
Industrial Automation: In industrial automation, high-side power switches are used to control actuators, relays, and other electrical devices. The BTS50055-1TMA can be employed to provide reliable and robust control over these loads, contributing to the automation process.
Consumer Electronics: High-side power switches find their use in various consumer electronics products such as home appliances, smart devices, and power management modules. The BTS50055-1TMA can be utilized to control loads like LEDs, pumps, heaters, and others, effectively managing power.
Power Distribution and Protection: High-side power switches like BTS50055-1TMA can be employed in power distribution and protection circuits to manage and safeguard electrical loads from overcurrent or short-circuit conditions.
Battery Management: In battery-powered systems, the BTS50055-1TMA can be used as a power switch to control the connection between the battery and the loads, allowing for efficient power management and battery protection.
Ⅸ BTS50055-1TMA Datasheet
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