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ISL6745AAUZ-T
Product Overview
Category
The ISL6745AAUZ-T belongs to the category of voltage mode PWM controllers.
Use
It is used for controlling and regulating the output voltage in power supply applications.
Characteristics
- Voltage mode PWM controller
- Regulates output voltage
- Suitable for power supply applications
Package
The ISL6745AAUZ-T comes in a small outline package (SOIC) with a quantity of 2500 units per reel.
Essence
The essence of the ISL6745AAUZ-T lies in its ability to efficiently control and regulate output voltage in power supply systems.
Specifications
- Input Voltage Range: 8V to 14V
- Output Voltage Range: 0.8V to 6V
- Operating Temperature Range: -40°C to 85°C
- Oscillator Frequency Range: 50kHz to 1MHz
- Maximum Duty Cycle: 95%
Detailed Pin Configuration
The ISL6745AAUZ-T has a total of 8 pins: 1. COMP: Compensation pin 2. FB: Feedback pin 3. RT/CT: Timing resistor/capacitor pin 4. GND: Ground pin 5. VCC: Power supply pin 6. SS/TR: Soft-start/tracking pin 7. SYNC: Synchronization pin 8. OUT: Output pin
Functional Features
- Voltage mode operation
- Adjustable soft-start
- Synchronization capability
- Overcurrent protection
- Thermal shutdown
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- Wide input voltage range
- Synchronization capability for multi-phase operation
Disadvantages
- Limited maximum duty cycle
- Requires external components for operation
Working Principles
The ISL6745AAUZ-T operates on the principle of voltage mode control, where it compares the actual output voltage with a reference voltage and adjusts the duty cycle of the PWM signal to maintain the desired output voltage.
Detailed Application Field Plans
The ISL6745AAUZ-T is commonly used in various power supply applications such as: - DC-DC converters - Point-of-load regulators - Industrial power supplies - Telecommunication equipment
Detailed and Complete Alternative Models
Some alternative models to the ISL6745AAUZ-T include: - ISL6740 - ISL6741 - ISL6742 - ISL6743
In conclusion, the ISL6745AAUZ-T is a versatile voltage mode PWM controller with precise regulation capabilities, making it suitable for a wide range of power supply applications.
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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem ISL6745AAUZ-T w rozwiązaniach technicznych
What is the ISL6745AAUZ-T?
- The ISL6745AAUZ-T is a voltage mode PWM controller designed for high frequency power supplies.
What is the input voltage range of ISL6745AAUZ-T?
- The input voltage range of ISL6745AAUZ-T is typically 8V to 18V.
What is the maximum switching frequency of ISL6745AAUZ-T?
- The maximum switching frequency of ISL6745AAUZ-T is typically 1MHz.
What type of power supplies can ISL6745AAUZ-T be used in?
- ISL6745AAUZ-T can be used in various power supply applications, including DC-DC converters and voltage regulator modules.
What is the output current capability of ISL6745AAUZ-T?
- The output current capability of ISL6745AAUZ-T depends on the specific application and external components used.
Does ISL6745AAUZ-T have built-in protection features?
- Yes, ISL6745AAUZ-T includes overcurrent protection, overvoltage protection, and thermal shutdown features.
What is the typical operating temperature range of ISL6745AAUZ-T?
- The typical operating temperature range of ISL6745AAUZ-T is -40°C to 85°C.
Can ISL6745AAUZ-T be used in automotive applications?
- Yes, ISL6745AAUZ-T is suitable for use in automotive applications, provided it meets the necessary automotive standards and requirements.
What are the key advantages of using ISL6745AAUZ-T in power supply designs?
- Some key advantages of ISL6745AAUZ-T include its high efficiency, fast transient response, and integrated protection features.
Are there any application notes or reference designs available for ISL6745AAUZ-T?
- Yes, Intersil (now Renesas) provides application notes and reference designs to assist with the implementation of ISL6745AAUZ-T in various technical solutions.