LTC4213IDDB#TRPBF
Product Overview
Category: Integrated Circuit (IC)
Use: Power Management
Characteristics: - High voltage Hot Swap controller - Ideal for power supply systems requiring live insertion and removal of circuit boards - Provides protection against overcurrent, overvoltage, and undervoltage conditions - Enables safe and reliable operation of electronic devices during power-up and power-down sequences
Package: DFN-8 (Dual Flat No-Lead)
Essence: The LTC4213IDDB#TRPBF is a high voltage Hot Swap controller designed to protect sensitive electronic devices from damage during power-up and power-down sequences.
Packaging/Quantity: Tape & Reel, 2500 units per reel
Specifications
- Input Voltage Range: 2.9V to 15V
- Maximum Operating Voltage: 80V
- Maximum Current Limit: 1A
- Quiescent Current: 50µA
- Operating Temperature Range: -40°C to 85°C
Detailed Pin Configuration
The LTC4213IDDB#TRPBF features the following pin configuration:
| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VIN | Input Voltage | | 2 | GATE | Gate Drive Output | | 3 | FLT | Fault Indicator Output | | 4 | SENSE | Current Sense Input | | 5 | GND | Ground | | 6 | VCC | Supply Voltage | | 7 | ADJ | Current Limit Adjustment | | 8 | ILIM | Current Limit Set |
Functional Features
- Overcurrent Protection: Monitors the current flowing through the load and shuts off the output if it exceeds a preset limit.
- Overvoltage Protection: Detects excessive voltage levels and disables the output to prevent damage to the load.
- Undervoltage Protection: Monitors the input voltage and disconnects the load if it falls below a specified threshold.
- Fault Indicator Output: Provides a signal indicating the occurrence of a fault condition.
- Current Limit Adjustment: Allows the user to set the maximum current limit according to the requirements of the application.
Advantages and Disadvantages
Advantages: - Provides robust protection for sensitive electronic devices during power-up and power-down sequences. - Adjustable current limit allows customization for different applications. - Compact DFN-8 package saves board space. - Wide operating temperature range enables use in various environments.
Disadvantages: - Limited maximum current limit of 1A may not be suitable for high-power applications. - Requires external components for complete functionality.
Working Principles
The LTC4213IDDB#TRPBF works by continuously monitoring the input voltage, output current, and other parameters. It uses these measurements to control the gate drive output, ensuring safe and reliable operation during power-up and power-down sequences. The device provides protection against overcurrent, overvoltage, and undervoltage conditions, safeguarding the load from potential damage.
Detailed Application Field Plans
The LTC4213IDDB#TRPBF is commonly used in various applications, including: - Server and data center power supplies - Telecom and networking equipment - Industrial control systems - Automotive electronics - Medical devices
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to the LTC4213IDDB#TRPBF are: - LTC4210: Hot Swap controller with adjustable current limit and reverse current protection. - LTC4215: High voltage Hot Swap controller with integrated MOSFET and adjustable current limit. - MAX5944: Dual Hot Swap controller with integrated power MOSFETs and adjustable current limit.
These alternative models can be considered based on specific application requirements and design constraints.
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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LTC4213IDDB#TRPBF i tekniska lösningar
Sure! Here are 10 common questions and answers related to the application of LTC4213IDDB#TRPBF in technical solutions:
Q: What is LTC4213IDDB#TRPBF? A: LTC4213IDDB#TRPBF is a specific model number for a power management IC (integrated circuit) manufactured by Linear Technology (now part of Analog Devices). It is designed for hot-swappable applications and provides protection features for power supply systems.
Q: What are the key features of LTC4213IDDB#TRPBF? A: The key features of LTC4213IDDB#TRPBF include overcurrent protection, undervoltage lockout, thermal shutdown, adjustable current limit, and reverse current blocking.
Q: How does LTC4213IDDB#TRPBF provide overcurrent protection? A: LTC4213IDDB#TRPBF monitors the voltage drop across an external sense resistor to detect overcurrent conditions. When an overcurrent event occurs, it quickly shuts off the power path to protect the system.
Q: Can LTC4213IDDB#TRPBF be used for hot-swapping applications? A: Yes, LTC4213IDDB#TRPBF is specifically designed for hot-swapping applications where electronic components can be inserted or removed from a live system without causing damage.
Q: What is undervoltage lockout (UVLO) in LTC4213IDDB#TRPBF? A: UVLO is a feature that ensures the input voltage is above a certain threshold before enabling the power path. It prevents the system from operating at low voltages, which could lead to unreliable performance.
Q: How does LTC4213IDDB#TRPBF handle thermal issues? A: LTC4213IDDB#TRPBF has built-in thermal shutdown protection. If the temperature exceeds a certain threshold, it will shut down the power path to prevent damage due to overheating.
Q: Can the current limit be adjusted in LTC4213IDDB#TRPBF? A: Yes, LTC4213IDDB#TRPBF allows the user to adjust the current limit through an external resistor. This feature provides flexibility in setting the desired current limit for different applications.
Q: What is reverse current blocking in LTC4213IDDB#TRPBF? A: Reverse current blocking prevents current from flowing back into the power source when the load is disconnected. It protects the power supply and prevents damage to the system.
Q: What are some typical applications of LTC4213IDDB#TRPBF? A: LTC4213IDDB#TRPBF is commonly used in various hot-swappable systems such as servers, network switches, storage devices, and telecom equipment.
Q: Is LTC4213IDDB#TRPBF available in other package options? A: Yes, LTC4213IDDB#TRPBF is available in different package options, including DFN (Dual Flat No-Lead) and MSOP (Mini Small Outline Package), depending on the specific requirements of the application.
Please note that the answers provided here are general and may vary based on the specific implementation and use case. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information and application-specific guidance.