ISL9000IRJMZ-T

Product Overview

Category: Integrated Voltage Regulator
Use: Power management
Characteristics: High efficiency, low noise, compact size
Package: 10-lead DFN (3mm x 3mm)
Essence: Voltage regulator IC
Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.6V to 3.6V
• Output Current: Up to 1A
• Quiescent Current: 25µA
• Efficiency: Up to 95%
• Dropout Voltage: 200mV at 1A
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ISL9000IRJMZ-T has the following pin configuration:

1. VIN: Input voltage
2. EN: Enable pin
3. PG: Power good indicator
4. FB: Feedback voltage
5. GND: Ground
6. SW: Switching node
7. VOUT: Output voltage
8. VOUT: Output voltage
9. VOUT: Output voltage
10. VOUT: Output voltage

Functional Features

• Integrated low dropout linear regulator
• Wide input voltage range for flexibility
• Adjustable output voltage
• Overcurrent and thermal protection
• Power good indicator for system monitoring
• Low quiescent current for power-saving applications
• Fast transient response for dynamic loads

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption - Low noise output for sensitive applications - Compact size allows for space-constrained designs - Flexible input and output voltage ranges - Reliable overcurrent and thermal protection

Disadvantages: - Limited output current of up to 1A - Dropout voltage of 200mV may affect certain applications - Operating temperature range may not be suitable for extreme environments

Working Principles

The ISL9000IRJMZ-T is an integrated voltage regulator that converts the input voltage into a stable output voltage. It utilizes a low dropout linear regulator architecture to achieve high efficiency and low noise operation. The feedback voltage (FB) pin is used to set the desired output voltage, which can be adjusted within the specified range.

When enabled through the EN pin, the regulator actively regulates the output voltage by controlling the switching node (SW). It continuously monitors the input and output voltages to ensure stability and protect against overcurrent and thermal conditions. The power good indicator (PG) provides a signal indicating when the output voltage is within the acceptable range.

Detailed Application Field Plans

The ISL9000IRJMZ-T is widely used in various applications requiring efficient power management. Some of the common application fields include:

1. Portable electronic devices: Smartphones, tablets, portable media players
2. Wearable devices: Smartwatches, fitness trackers, wireless earbuds
3. IoT devices: Sensors, smart home devices, connected appliances
4. Industrial equipment: Data loggers, measurement instruments, control systems
5. Automotive electronics: Infotainment systems, navigation units, lighting controls

Detailed and Complete Alternative Models

1. ISL9000IRJZ-T: Similar specifications and features, different package (8-lead SOIC)
2. ISL9000IRNZ-T: Lower output current (up to 500mA), otherwise similar specifications and features
3. ISL9000IRHMZ-T: Higher output current (up to 2A), otherwise similar specifications and features

These alternative models provide options based on specific design requirements and constraints.

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