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BTS428L2XT
Product Overview
Category
BTS428L2XT belongs to the category of power switch and driver ICs.
Use
This product is primarily used for driving resistive, inductive, and capacitive loads in automotive applications.
Characteristics
- High current capability
- Low on-resistance
- Overtemperature shutdown
- Short-circuit protection
- Overvoltage protection
- Undervoltage shutdown
- Diagnostic feedback
Package
The BTS428L2XT comes in a surface-mount PG-DSO-14 package.
Essence
The essence of BTS428L2XT lies in its ability to efficiently control and drive various loads in automotive systems while providing essential protection features.
Packaging/Quantity
The BTS428L2XT is typically packaged in reels, with 2500 units per reel.
Specifications
- Supply voltage: 5.5 V to 40 V
- Output current: up to 4 A
- On-state resistance: 50 mΩ (max)
- Operating temperature range: -40°C to +150°C
Detailed Pin Configuration
- IN1: Input 1
- IN2: Input 2
- GND: Ground
- OUT1: Output 1
- OUT2: Output 2
- Vbb: Logic supply voltage
- nIN1: Inverted input 1
- nIN2: Inverted input 2
- nOUT1: Inverted output 1
- nOUT2: Inverted output 2
- DIAG: Diagnostic feedback
- nSTBY: Standby mode control
- Vcc: Power supply voltage
- VS: Sense voltage
Functional Features
- Dual-channel high-side power switch
- Integrated diagnostic functions
- Fast demagnetization of inductive loads
- Adjustable current limitation
- Overtemperature and short-circuit protection
Advantages and Disadvantages
Advantages
- High current capability allows driving various loads
- Comprehensive protection features ensure system safety
- Diagnostic feedback enhances fault detection and troubleshooting
Disadvantages
- Relatively high on-state resistance may cause power dissipation
Working Principles
The BTS428L2XT operates as a dual-channel high-side power switch. It receives control signals from the input pins (IN1, IN2) to turn on or off the corresponding outputs (OUT1, OUT2). The integrated diagnostic functions monitor the load conditions and provide feedback through the DIAG pin. The device also incorporates protection mechanisms such as overtemperature shutdown, short-circuit protection, and undervoltage shutdown.
Detailed Application Field Plans
The BTS428L2XT is widely used in automotive applications, including but not limited to:
- Automotive lighting systems
- Motor control for HVAC systems
- Power distribution modules
- Body electronics
- Battery management systems
Detailed and Complete Alternative Models
- BTS428L2: Similar specifications and features, but with a different package (PG-TO263-7)
- BTS428L2E: Enhanced version with additional protection features
- BTS428L2G: Green product variant with reduced power consumption
Note: These alternative models are recommended based on similar functionality and compatibility with automotive applications.
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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق BTS428L2XT في الحلول التقنية
Sure! Here are 10 common questions and answers related to the application of BTS428L2XT in technical solutions:
Q: What is BTS428L2XT? A: BTS428L2XT is a high-side power switch used for controlling and protecting loads in automotive and industrial applications.
Q: What is the maximum voltage and current rating of BTS428L2XT? A: The maximum voltage rating is 42V, and the maximum current rating is 28A.
Q: Can BTS428L2XT be used for both automotive and industrial applications? A: Yes, BTS428L2XT is designed to be used in both automotive and industrial applications.
Q: What is the typical on-resistance of BTS428L2XT? A: The typical on-resistance is around 8 milliohms.
Q: Does BTS428L2XT have built-in protection features? A: Yes, BTS428L2XT has various built-in protection features such as overcurrent protection, overtemperature protection, and short-circuit protection.
Q: Can I control BTS428L2XT using a microcontroller? A: Yes, BTS428L2XT can be controlled using a microcontroller through its enable pin.
Q: What is the operating temperature range of BTS428L2XT? A: The operating temperature range is typically from -40°C to +150°C.
Q: Can BTS428L2XT handle inductive loads? A: Yes, BTS428L2XT is capable of handling inductive loads with appropriate snubber circuits.
Q: Is BTS428L2XT suitable for PWM (Pulse Width Modulation) applications? A: Yes, BTS428L2XT is suitable for PWM applications as it has a fast switching capability.
Q: Are there any application notes or reference designs available for BTS428L2XT? A: Yes, Infineon Technologies provides application notes and reference designs for BTS428L2XT on their website, which can be helpful in designing technical solutions.
Please note that the answers provided here are general and may vary depending on specific requirements and use cases. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.