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ISL80138IVEAJZ-T
Product Overview
Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection
Package: JEDEC TO-263-7 (D2PAK)
Essence: The ISL80138IVEAJZ-T is a voltage regulator IC designed for various applications that require a stable and adjustable output voltage.
Packaging/Quantity: The ISL80138IVEAJZ-T is available in tape and reel packaging, with 250 units per reel.
Specifications
- Input Voltage Range: 2.8V to 5.5V
- Output Voltage Range: 0.6V to VIN
- Maximum Output Current: 3A
- Dropout Voltage: 200mV at 3A
- Quiescent Current: 40µA
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The ISL80138IVEAJZ-T has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- FB: Feedback pin for adjusting the output voltage
- EN: Enable pin for turning the regulator on/off
- PG: Power Good pin indicating the output voltage is within regulation
- SW: Switching node pin
- VOUT: Output voltage pin
Functional Features
- High efficiency up to 95%
- Adjustable output voltage through feedback pin
- Overcurrent protection with hiccup mode
- Thermal shutdown protection
- Soft-start function to reduce inrush current
Advantages and Disadvantages
Advantages: - High efficiency results in less power dissipation - Wide input voltage range allows for versatile applications - Adjustable output voltage provides flexibility - Overcurrent and thermal protection enhance reliability
Disadvantages: - Dropout voltage of 200mV may limit certain low voltage applications - Quiescent current of 40µA may not be suitable for ultra-low power devices
Working Principles
The ISL80138IVEAJZ-T operates as a step-down (buck) voltage regulator. It uses a switching mechanism to efficiently convert the input voltage to a lower, adjustable output voltage. The feedback pin allows the user to set the desired output voltage, while the enable pin controls the on/off state of the regulator. The device incorporates various protection features such as overcurrent and thermal shutdown to ensure safe operation.
Detailed Application Field Plans
The ISL80138IVEAJZ-T is widely used in various electronic devices and systems that require a stable and adjustable power supply. Some common application fields include:
- Mobile devices: Smartphones, tablets, portable media players
- Computer peripherals: Hard drives, solid-state drives, graphics cards
- Industrial equipment: Motor control systems, automation devices
- Automotive electronics: Infotainment systems, navigation units
- IoT devices: Wearables, smart home devices, sensors
Detailed and Complete Alternative Models
- LM1117-ADJ: Adjustable voltage regulator with similar specifications
- TPS54331-Q1: Automotive-grade buck converter with wide input voltage range
- LT1763-3.3: Low dropout voltage regulator with fixed output voltage of 3.3V
- MP2307DN: Synchronous buck converter with high efficiency and adjustable output voltage
These alternative models offer similar functionality and can be considered based on specific requirements and preferences.
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Texniki həllərdə ISL80138IVEAJZ-T tətbiqi ilə bağlı 10 ümumi sual və cavabı sadalayın
Sure! Here are 10 common questions and answers related to the application of ISL80138IVEAJZ-T in technical solutions:
Q: What is the maximum input voltage supported by ISL80138IVEAJZ-T? A: The ISL80138IVEAJZ-T supports a maximum input voltage of 38V.
Q: What is the typical output current capability of ISL80138IVEAJZ-T? A: The typical output current capability of ISL80138IVEAJZ-T is 8A.
Q: Can ISL80138IVEAJZ-T operate in a wide temperature range? A: Yes, ISL80138IVEAJZ-T can operate in a wide temperature range from -40°C to +125°C.
Q: Does ISL80138IVEAJZ-T have built-in overcurrent protection? A: Yes, ISL80138IVEAJZ-T features built-in overcurrent protection to safeguard the circuit.
Q: What is the efficiency of ISL80138IVEAJZ-T at full load? A: The efficiency of ISL80138IVEAJZ-T at full load is typically around 95%.
Q: Can ISL80138IVEAJZ-T be used in battery-powered applications? A: Yes, ISL80138IVEAJZ-T is suitable for battery-powered applications due to its low quiescent current.
Q: Does ISL80138IVEAJZ-T support adjustable output voltage? A: Yes, ISL80138IVEAJZ-T supports adjustable output voltage through external resistors.
Q: Is ISL80138IVEAJZ-T compatible with both ceramic and tantalum capacitors? A: Yes, ISL80138IVEAJZ-T is compatible with both ceramic and tantalum capacitors.
Q: Can ISL80138IVEAJZ-T be used in automotive applications? A: Yes, ISL80138IVEAJZ-T is qualified for automotive applications and meets the necessary standards.
Q: Does ISL80138IVEAJZ-T have a shutdown mode? A: Yes, ISL80138IVEAJZ-T has a shutdown mode that reduces power consumption when not in use.
Please note that these answers are general and may vary depending on the specific application and requirements. It's always recommended to refer to the datasheet and consult the manufacturer for detailed information.