ISL9238HRTZ-T7A

Product Overview

Category

ISL9238HRTZ-T7A belongs to the category of power management integrated circuits (PMICs).

Use

It is primarily used for power management in electronic devices, such as laptops, tablets, and smartphones.

Characteristics

• High efficiency power conversion
• Wide input voltage range
• Multiple output channels
• Integrated protection features
• Compact package size

Package

ISL9238HRTZ-T7A is available in a small form factor package, typically a 32-pin QFN (Quad Flat No-Lead) package.

Essence

The essence of ISL9238HRTZ-T7A lies in its ability to efficiently manage power distribution and conversion within electronic devices, ensuring optimal performance and reliability.

Packaging/Quantity

ISL9238HRTZ-T7A is usually packaged in reels or tubes, with a typical quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 25V
• Output Voltage Range: 0.5V to 18V
• Number of Output Channels: 3
• Maximum Output Current: 4A
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. VDD: Power supply pin
4. EN: Enable pin
5. PG: Power good indicator pin
6. VOUT1: Output voltage pin 1
7. VOUT2: Output voltage pin 2
8. VOUT3: Output voltage pin 3
9. FB1: Feedback pin 1
10. FB2: Feedback pin 2
11. FB3: Feedback pin 3
12. COMP: Compensation pin
13. SS: Soft-start pin
14. BST: Boost pin
15. ILIM: Current limit pin
16. PGND: Power ground pin
17. VREF: Reference voltage pin
18. SDA: I2C data pin
19. SCL: I2C clock pin
20. INT: Interrupt pin 21-32: NC (No Connection)

Functional Features

1. High Efficiency: ISL9238HRTZ-T7A incorporates advanced power conversion techniques, resulting in high efficiency and reduced power losses.
2. Multiple Output Channels: It provides three independent output channels, allowing for simultaneous power supply to different components within the device.
3. Integrated Protection Features: The PMIC includes various protection mechanisms such as overvoltage protection, undervoltage lockout, and thermal shutdown, ensuring safe operation under different conditions.
4. I2C Interface: ISL9238HRTZ-T7A supports an I2C interface, enabling communication with the host system for configuration and monitoring purposes.

Advantages and Disadvantages

Advantages

• High efficiency power conversion leads to improved battery life.
• Compact package size allows for space-saving designs.
• Integrated protection features enhance device reliability.
• Multiple output channels enable efficient power distribution.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Requires additional external components for proper operation.

Working Principles

ISL9238HRTZ-T7A operates by regulating the input voltage and converting it into multiple output voltages required by different components within the electronic device. It utilizes a combination of switching regulators, feedback control loops, and protection circuits to ensure stable and efficient power delivery.

Detailed Application Field Plans

ISL9238HRTZ-T7A finds extensive application in various electronic devices, including but not limited to: - Laptops - Tablets - Smartphones - Portable gaming consoles - Industrial control systems

Detailed and Complete Alternative Models

1. ISL9238HRTZ-T7: Similar to ISL9238HRTZ-T7A, but without the I2C interface.
2. ISL9238HRZ-T7A: Same as ISL9238HRTZ-T7A, but with a different package (QFN-28).

These alternative models offer similar functionality and can be used as replacements depending on specific design requirements.

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