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ISL88042IRTHFZ-T
Product Overview
Category: Integrated Circuit (IC)
Use: Power Management IC
Characteristics: - High efficiency - Low quiescent current - Wide input voltage range - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection
Package: Thin QFN (Quad Flat No-Lead)
Essence: The ISL88042IRTHFZ-T is a power management IC designed for various applications that require efficient power conversion and regulation.
Packaging/Quantity: The ISL88042IRTHFZ-T is available in tape and reel packaging, with 2500 units per reel.
Specifications
- Input Voltage Range: 2.7V to 5.5V
- Output Voltage Range: 0.8V to VIN
- Quiescent Current: 25µA (typical)
- Efficiency: Up to 95%
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The ISL88042IRTHFZ-T has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- EN: Enable pin
- FB: Feedback pin
- VOUT: Output voltage pin
Functional Features
- Adjustable output voltage through external resistors
- Overcurrent protection prevents damage to the IC and connected devices
- Thermal shutdown protection prevents overheating
- Low quiescent current ensures minimal power consumption during standby or idle mode
Advantages and Disadvantages
Advantages: - High efficiency results in less power loss - Wide input voltage range allows compatibility with various power sources - Adjustable output voltage provides flexibility for different applications - Overcurrent and thermal shutdown protection enhance reliability and safety
Disadvantages: - Limited maximum output voltage (up to VIN)
Working Principles
The ISL88042IRTHFZ-T is a step-down (buck) converter that converts a higher input voltage to a lower output voltage. It utilizes a pulse-width modulation (PWM) control scheme to regulate the output voltage. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal switch to maintain the desired output voltage.
Detailed Application Field Plans
The ISL88042IRTHFZ-T is suitable for various applications, including but not limited to: - Battery-powered devices - Portable electronics - Industrial equipment - Automotive systems - IoT (Internet of Things) devices
Detailed and Complete Alternative Models
- ISL88042IRZ-T: Similar specifications and features, but without thermal shutdown protection.
- ISL88042IRTHZ-T: Similar specifications and features, but with an extended temperature range (-40°C to +125°C).
Note: Please refer to the manufacturer's datasheet for a comprehensive list of alternative models.
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Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng ISL88042IRTHFZ-T sa mga teknikal na solusyon
Sure! Here are 10 common questions and answers related to the application of ISL88042IRTHFZ-T in technical solutions:
Q: What is ISL88042IRTHFZ-T? A: ISL88042IRTHFZ-T is a high-performance, low-power, dual-output LDO voltage regulator designed for various technical applications.
Q: What are the key features of ISL88042IRTHFZ-T? A: Some key features include low dropout voltage, low quiescent current, wide input voltage range, dual output capability, and thermal shutdown protection.
Q: What is the input voltage range supported by ISL88042IRTHFZ-T? A: The input voltage range supported is typically between 2.5V and 6V.
Q: What is the maximum output current that ISL88042IRTHFZ-T can provide? A: ISL88042IRTHFZ-T can provide a maximum output current of up to 300mA per channel.
Q: Can ISL88042IRTHFZ-T operate with a single output channel? A: Yes, ISL88042IRTHFZ-T can operate with a single output channel if needed.
Q: Does ISL88042IRTHFZ-T have any built-in protection features? A: Yes, ISL88042IRTHFZ-T has built-in thermal shutdown protection to prevent overheating.
Q: What is the typical dropout voltage of ISL88042IRTHFZ-T? A: The typical dropout voltage is around 200mV at 100mA load current.
Q: Can ISL88042IRTHFZ-T be used in battery-powered applications? A: Yes, ISL88042IRTHFZ-T is suitable for battery-powered applications due to its low quiescent current and wide input voltage range.
Q: What are the recommended operating conditions for ISL88042IRTHFZ-T? A: The recommended operating conditions include an ambient temperature range of -40°C to +85°C and a maximum junction temperature of +125°C.
Q: Are there any application notes or reference designs available for ISL88042IRTHFZ-T? A: Yes, Intersil provides application notes and reference designs that can help in implementing ISL88042IRTHFZ-T in various technical solutions.
Please note that these answers are general and may vary depending on the specific requirements and use cases. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.