ISL9000IRKKZ-T

Product Overview

Category: Integrated Voltage Regulator
Use: Power management
Characteristics: High efficiency, low noise, compact size
Package: QFN-16
Essence: Voltage regulator with integrated power MOSFETs
Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Maximum Output Current: 1A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 35µA
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ISL9000IRKKZ-T has a total of 16 pins arranged as follows:

1. VIN: Input voltage pin
2. EN: Enable pin
3. PG: Power good indicator pin
4. FB: Feedback pin
5. GND: Ground pin
6. VOUT: Output voltage pin
7. SW: Switching node pin
8. BST: Boost capacitor connection pin
9. NC: No connect pin
10. NC: No connect pin
11. NC: No connect pin
12. NC: No connect pin
13. NC: No connect pin
14. NC: No connect pin
15. NC: No connect pin
16. NC: No connect pin

Functional Features

• Integrated power MOSFETs for efficient power conversion
• Low dropout voltage for improved efficiency
• Power good indicator for system monitoring
• Enable pin for easy control of the regulator
• Compact size for space-constrained applications
• Low quiescent current for power-saving operation

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Low noise output for improved system performance - Compact size allows for flexible placement in designs - Integrated power MOSFETs simplify circuit design

Disadvantages: - Limited maximum output current of 1A - Input voltage range is restricted to 2.7V to 5.5V

Working Principles

The ISL9000IRKKZ-T is an integrated voltage regulator that converts an input voltage within the range of 2.7V to 5.5V to a regulated output voltage between 0.8V and 3.6V. It achieves this through the use of integrated power MOSFETs, which provide efficient power conversion with low dropout voltage.

The regulator operates by continuously monitoring the feedback voltage (FB) and adjusting the duty cycle of the internal switching transistor (SW) to maintain a stable output voltage. The enable pin (EN) allows for easy control of the regulator's operation, while the power good indicator (PG) provides a signal indicating the output voltage is within the desired range.

Detailed Application Field Plans

The ISL9000IRKKZ-T is suitable for various applications that require efficient power management. Some potential application fields include:

1. Portable electronic devices: The compact size and high efficiency make it ideal for battery-powered devices such as smartphones, tablets, and wearables.
2. IoT devices: With its low quiescent current and small form factor, the regulator can be used in IoT devices that require long battery life and space optimization.
3. Industrial equipment: The voltage regulator can be employed in industrial control systems, sensors, and other equipment that demand reliable and efficient power management.
4. Automotive electronics: Due to its wide input voltage range and robust operating temperature range, the regulator can be utilized in automotive applications, including infotainment systems and advanced driver-assistance systems (ADAS).

Detailed and Complete Alternative Models

1. ISL9000IRKKZ-T-TR: Similar to ISL9000IRKKZ-T, but available in tape and reel packaging with 3000 units per reel.
2. ISL9000IRKKZ-T7A: Variant of ISL9000IRKKZ-T with extended operating temperature range (-40°C to +105°C).
3. ISL9000IRKKZ-T13: Alternative model with a higher maximum output current of 1.3A.

These alternative models offer similar functionality and characteristics while providing options for different packaging, temperature ranges, and output current requirements.

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