LTC4226CUD-2#PBF
Product Overview
Category
The LTC4226CUD-2#PBF belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.
Use
This product is primarily used for power supply and protection applications in various electronic systems.
Characteristics
- Integrated power supply and protection functions
- High efficiency and low power consumption
- Wide input voltage range
- Overvoltage and undervoltage protection
- Current limiting and short-circuit protection
- Thermal shutdown protection
Package
The LTC4226CUD-2#PBF is available in a small form factor 16-lead QFN (Quad Flat No-leads) package.
Essence
The essence of LTC4226CUD-2#PBF lies in its ability to provide reliable power supply and protection features, ensuring the safe operation of electronic systems.
Packaging/Quantity
This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.
Specifications
- Input Voltage Range: 2.9V to 18V
- Operating Temperature Range: -40°C to 85°C
- Quiescent Current: 50µA (typical)
- Overvoltage Threshold: Adjustable from 3V to 18V
- Undervoltage Threshold: Adjustable from 2.5V to 17.5V
- Maximum Continuous Current: 1.5A
Detailed Pin Configuration
The LTC4226CUD-2#PBF has a total of 16 pins, each serving a specific function:
- VIN1: Input voltage for channel 1
- VIN2: Input voltage for channel 2
- GND: Ground reference
- FLT1: Fault indicator for channel 1
- FLT2: Fault indicator for channel 2
- EN1: Enable control for channel 1
- EN2: Enable control for channel 2
- OV1: Overvoltage threshold setting for channel 1
- OV2: Overvoltage threshold setting for channel 2
- UV1: Undervoltage threshold setting for channel 1
- UV2: Undervoltage threshold setting for channel 2
- PG1: Power good indicator for channel 1
- PG2: Power good indicator for channel 2
- ILIM1: Current limit setting for channel 1
- ILIM2: Current limit setting for channel 2
- VCC: Supply voltage input
Functional Features
- Dual-channel power supply and protection
- Independent enable control for each channel
- Adjustable overvoltage and undervoltage thresholds
- Current limiting and short-circuit protection
- Power good indicators for each channel
- Fault indicators for easy troubleshooting
Advantages and Disadvantages
Advantages
- Integrated power supply and protection functions reduce component count and board space requirements.
- Wide input voltage range allows compatibility with various power sources.
- High efficiency and low power consumption contribute to energy savings.
- Adjustable thresholds provide flexibility in system design.
- Comprehensive fault protection enhances system reliability.
Disadvantages
- Limited maximum continuous current may not be suitable for high-power applications.
- The small form factor package may require careful handling during assembly.
Working Principles
The LTC4226CUD-2#PBF operates by monitoring the input voltages of both channels and comparing them to the user-adjustable overvoltage and undervoltage thresholds. If any of these thresholds are exceeded, the corresponding fault indicator is activated, and the affected channel is disabled to prevent damage to the system. Additionally, the current limit feature protects against excessive current draw and short-circuits. The power good indicators provide a signal indicating that the output voltage is within the acceptable range.
Detailed Application Field Plans
The LTC4226CUD-2#PBF finds applications in various fields, including but not limited to: - Industrial automation systems - Telecommunications equipment - Data centers and server racks - Automotive electronics - Medical devices - Consumer electronics
Detailed and Complete Alternative Models
- LTC4226CUD-1#PBF: Single-channel version of LTC4226CUD-2#PBF.
- LTC4226CUD-3#PBF: Triple-channel version of LTC4226CUD-2#PBF.
- LTC4226CUD-4#PBF: Quad-channel version of LTC4226CUD-2#PBF.
These alternative models offer similar functionality with varying channel configurations to suit different system requirements.
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技術ソリューションにおける LTC4226CUD-2#PBF の適用に関連する 10 件の一般的な質問と回答をリストします。
Sure! Here are 10 common questions and answers related to the application of LTC4226CUD-2#PBF in technical solutions:
Q: What is LTC4226CUD-2#PBF? A: LTC4226CUD-2#PBF is a dual-supply hot swap controller designed to protect sensitive circuitry from power supply overcurrent conditions.
Q: What is the maximum voltage rating for LTC4226CUD-2#PBF? A: The maximum voltage rating for LTC4226CUD-2#PBF is 80V.
Q: How many channels does LTC4226CUD-2#PBF support? A: LTC4226CUD-2#PBF supports two independent channels, allowing it to control two separate power supplies.
Q: What is the purpose of LTC4226CUD-2#PBF in a technical solution? A: LTC4226CUD-2#PBF is used to provide protection against overcurrent conditions during power supply hot swapping or insertion.
Q: Can LTC4226CUD-2#PBF handle reverse polarity protection? A: Yes, LTC4226CUD-2#PBF includes built-in reverse polarity protection to prevent damage caused by incorrect power supply connections.
Q: What is the typical operating current of LTC4226CUD-2#PBF? A: The typical operating current of LTC4226CUD-2#PBF is around 1.5mA.
Q: Does LTC4226CUD-2#PBF have any thermal shutdown protection? A: Yes, LTC4226CUD-2#PBF features thermal shutdown protection to prevent overheating and damage to the device.
Q: Can LTC4226CUD-2#PBF be used in high-reliability applications? A: Yes, LTC4226CUD-2#PBF is designed for high-reliability applications and offers robust protection features.
Q: What is the maximum current rating for each channel of LTC4226CUD-2#PBF? A: The maximum current rating for each channel of LTC4226CUD-2#PBF is 1A.
Q: Is LTC4226CUD-2#PBF suitable for automotive applications? A: Yes, LTC4226CUD-2#PBF is suitable for automotive applications as it can handle the required voltage and provides protection against overcurrent conditions.
Please note that these answers are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.