ISL65426HRZ
Product Overview
Category
ISL65426HRZ belongs to the category of integrated circuits (ICs).
Use
The IC is primarily used for power management applications.
Characteristics
- High efficiency
- Low quiescent current
- Wide input voltage range
- Adjustable output voltage
- Overcurrent protection
- Thermal shutdown protection
Package
ISL65426HRZ is available in a small outline package (SOP) with 20 pins.
Essence
The essence of ISL65426HRZ lies in its ability to efficiently regulate and control power in various electronic devices.
Packaging/Quantity
The IC is typically packaged in reels, with each reel containing a specific quantity of units. The exact packaging and quantity may vary depending on the manufacturer.
Specifications
- Input Voltage Range: 2.7V to 5.5V
- Output Voltage Range: 0.6V to VIN
- Maximum Continuous Output Current: 1.5A
- Quiescent Current: 60µA
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The detailed pin configuration of ISL65426HRZ is as follows:
- VIN: Input voltage pin
- GND: Ground pin
- EN: Enable pin
- FB: Feedback pin
- SS: Soft-start pin
- PG: Power good indicator pin
- VOUT: Output voltage pin
- COMP: Compensation pin
- BST: Bootstrap pin
- SW: Switching node pin
- AGND: Analog ground pin
- NC: No connection pin
- NC: No connection pin
- NC: No connection pin
- NC: No connection pin
- NC: No connection pin
- NC: No connection pin
- NC: No connection pin
- NC: No connection pin
- VCC: Supply voltage pin
Functional Features
- Integrated synchronous buck regulator
- Adjustable output voltage through external resistors
- Soft-start function for controlled startup
- Power good indicator for system monitoring
- Overcurrent protection to prevent damage
- Thermal shutdown protection to prevent overheating
Advantages and Disadvantages
Advantages
- High efficiency power management
- Wide input voltage range allows for versatile applications
- Compact package size for space-constrained designs
- Overcurrent and thermal protection enhance reliability
Disadvantages
- Limited maximum continuous output current (1.5A)
- Not suitable for high-power applications
Working Principles
ISL65426HRZ operates as a synchronous buck regulator, converting the input voltage to a lower, regulated output voltage. The feedback pin (FB) is used to set the desired output voltage, which can be adjusted using external resistors. The enable pin (EN) controls the operation of the IC, while the soft-start pin (SS) ensures a controlled startup. The power good indicator (PG) provides a signal indicating the output voltage is within the specified range. Overcurrent and thermal shutdown protection mechanisms safeguard the IC and the connected devices.
Detailed Application Field Plans
ISL65426HRZ finds applications in various fields, including but not limited to: - Portable electronic devices - Battery-powered systems - IoT devices - Industrial automation - Automotive electronics
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to ISL65426HRZ are: - LM2576-ADJ - TPS54331 - LT1763
These models provide comparable features and can be considered as alternatives depending on specific requirements.
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기술 솔루션에 ISL65426HRZ 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure! Here are 10 common questions and answers related to the application of ISL65426HRZ in technical solutions:
Q: What is ISL65426HRZ? A: ISL65426HRZ is a high-performance dual synchronous buck controller designed for use in various power supply applications.
Q: What is the input voltage range supported by ISL65426HRZ? A: The input voltage range supported by ISL65426HRZ is typically between 4.5V and 18V.
Q: What is the output voltage range that can be achieved using ISL65426HRZ? A: The output voltage range that can be achieved using ISL65426HRZ is typically between 0.6V and 5.5V.
Q: Can ISL65426HRZ support multiple outputs? A: Yes, ISL65426HRZ can support multiple outputs by configuring it in a multi-phase operation.
Q: What is the maximum switching frequency of ISL65426HRZ? A: The maximum switching frequency of ISL65426HRZ is typically 1MHz.
Q: Does ISL65426HRZ have built-in protection features? A: Yes, ISL65426HRZ has built-in protection features such as overcurrent protection, overvoltage protection, and thermal shutdown.
Q: Can ISL65426HRZ operate in a wide temperature range? A: Yes, ISL65426HRZ can operate in a wide temperature range, typically from -40°C to +85°C.
Q: What type of control loop does ISL65426HRZ use? A: ISL65426HRZ uses a voltage mode control loop.
Q: Can ISL65426HRZ be used in battery-powered applications? A: Yes, ISL65426HRZ can be used in battery-powered applications as it supports a wide input voltage range.
Q: What is the package type of ISL65426HRZ? A: ISL65426HRZ is available in a 28-lead QFN package.
Please note that the answers provided here 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.