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MAX17245ETESA+T
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MAX17245ETESA+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: Low-power, high-efficiency, compact size
  • Package: TDFN-8 (Thin Dual Flat No-Lead)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.5V to 5.5V
  • Output Voltage Range: 1.8V to 3.3V
  • Maximum Output Current: 300mA
  • Quiescent Current: 6µA (typical)
  • Efficiency: Up to 96%
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX17245ETESA+T features the following pin configuration:

  1. GND: Ground connection
  2. EN: Enable pin for turning the regulator on/off
  3. FB: Feedback pin for setting the output voltage
  4. VOUT: Output voltage pin
  5. VIN: Input voltage pin
  6. SW: Switching node for connecting the inductor
  7. PGND: Power ground connection
  8. LX: Inductor connection

Functional Features

  • Low quiescent current enables extended battery life
  • High efficiency reduces power dissipation
  • Wide input voltage range allows flexibility in power supply selection
  • Adjustable output voltage suits various applications
  • Overcurrent and thermal protection ensure safe operation

Advantages and Disadvantages

Advantages: - Low power consumption - High efficiency - Compact size - Wide input voltage range

Disadvantages: - Limited maximum output current - Restricted operating temperature range

Working Principles

The MAX17245ETESA+T is a voltage regulator IC that converts an input voltage within the range of 2.5V to 5.5V into a regulated output voltage between 1.8V and 3.3V. It utilizes a switching regulator topology to achieve high efficiency while minimizing power dissipation.

The regulator operates by controlling the duty cycle of an internal switch, which in turn controls the energy transfer from the input to the output. The feedback pin (FB) allows the user to set the desired output voltage, while the enable pin (EN) provides control over the regulator's on/off state.

Detailed Application Field Plans

The MAX17245ETESA+T finds applications in various fields where efficient power management is crucial. Some potential application areas include:

  1. Portable Electronics: Battery-powered devices such as smartphones, tablets, and wearables can benefit from the low quiescent current and high efficiency of the MAX17245ETESA+T.
  2. IoT Devices: Internet of Things (IoT) devices often operate on limited power sources. The compact size and wide input voltage range make this IC suitable for IoT applications.
  3. Industrial Sensors: The voltage regulator can be used in industrial sensor systems that require stable and efficient power supply, ensuring accurate data acquisition.
  4. Automotive Electronics: With its extended temperature range, the MAX17245ETESA+T can be employed in automotive electronics, including infotainment systems and advanced driver-assistance systems (ADAS).

Detailed and Complete Alternative Models

  1. MAX17246ETESA+T: Similar to MAX17245ETESA+T but with a higher maximum output current of 600mA.
  2. MAX17247ETESA+T: Offers additional features such as adjustable soft-start and power-good indicator.
  3. MAX17248ETESA+T: Provides a wider input voltage range of 2.7V to 5.5V.

These alternative models offer similar functionality to the MAX17245ETESA+T but with slight variations in specifications and additional features.

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技術ソリューションにおける MAX17245ETESA+T 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 MAX17245ETESA+T in technical solutions:

  1. Q: What is the MAX17245ETESA+T? A: The MAX17245ETESA+T is a highly integrated fuel gauge IC (Integrated Circuit) designed for accurately measuring the remaining capacity of a single-cell lithium-ion battery.

  2. Q: What is the operating voltage range of MAX17245ETESA+T? A: The operating voltage range of MAX17245ETESA+T is from 2.7V to 4.5V.

  3. Q: Can I use MAX17245ETESA+T with other types of batteries? A: No, the MAX17245ETESA+T is specifically designed for single-cell lithium-ion batteries and may not be suitable for other battery chemistries.

  4. Q: How accurate is the capacity measurement provided by MAX17245ETESA+T? A: The MAX17245ETESA+T provides accurate capacity measurements with an error typically less than 1%.

  5. Q: Does MAX17245ETESA+T support temperature monitoring? A: Yes, the MAX17245ETESA+T includes an internal temperature sensor for accurate temperature monitoring.

  6. Q: Can I interface MAX17245ETESA+T with a microcontroller or a host system? A: Yes, the MAX17245ETESA+T supports I2C communication, allowing easy integration with microcontrollers or host systems.

  7. Q: What is the standby current consumption of MAX17245ETESA+T? A: The standby current consumption of MAX17245ETESA+T is typically around 8µA.

  8. Q: Does MAX17245ETESA+T provide any protection features for the battery? A: Yes, MAX17245ETESA+T includes built-in overvoltage, undervoltage, and overcurrent protection for the battery.

  9. Q: Can I use MAX17245ETESA+T in portable devices with low power requirements? A: Yes, the low standby current consumption and small form factor make MAX17245ETESA+T suitable for various portable devices.

  10. Q: Is there any evaluation kit available for MAX17245ETESA+T? A: Yes, Maxim Integrated provides an evaluation kit (MAX17245EVKIT) that allows users to easily evaluate and test the functionality of MAX17245ETESA+T in their applications.

Please note that these answers are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.