LTC3219EUD#PBF

Product Overview

Category

LTC3219EUD#PBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for power management purposes.

Characteristics

• Integrated circuit
• Power management functionality
• Small form factor
• High efficiency
• Low power consumption

Package

LTC3219EUD#PBF is available in a small outline, dual in-line package (SOIC).

Essence

The essence of LTC3219EUD#PBF lies in its ability to efficiently manage power in electronic devices, ensuring optimal performance and energy conservation.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V - 5.5V
• Output Voltage Range: 1.8V - 3.3V
• Maximum Output Current: 200mA
• Quiescent Current: 20μA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

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

Functional Features

• Wide input voltage range allows compatibility with various power sources.
• Low quiescent current ensures minimal power consumption during standby mode.
• High efficiency conversion enables optimal power utilization.
• Power good indicator provides feedback on output voltage stability.
• Enable pin allows for easy control of power management functionality.

Advantages

• Compact size and small form factor make it suitable for space-constrained applications.
• Wide input voltage range ensures compatibility with different power sources.
• High efficiency conversion reduces energy waste and prolongs battery life.
• Power good indicator enhances system reliability by providing voltage stability feedback.
• Low quiescent current minimizes power consumption during standby mode.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Operating temperature range may restrict usage in extreme environmental conditions.
• Requires additional external components for proper operation, increasing overall system complexity.

Working Principles

LTC3219EUD#PBF operates based on a switching regulator topology. It utilizes an inductor and capacitors to convert the input voltage to the desired output voltage level. The integrated circuit controls the switching of the inductor to regulate the output voltage. Feedback from the output voltage is used to adjust the switching frequency and duty cycle, ensuring stable and accurate output voltage.

Detailed Application Field Plans

LTC3219EUD#PBF finds applications in various electronic devices that require efficient power management. Some potential application fields include:

1. Mobile devices: Smartphones, tablets, portable media players.
2. Wearable devices: Smartwatches, fitness trackers, augmented reality glasses.
3. IoT devices: Home automation systems, smart sensors, connected appliances.
4. Portable medical devices: Blood glucose monitors, pulse oximeters, portable ECG devices.
5. Industrial equipment: Handheld test instruments, data loggers, control panels.

Detailed and Complete Alternative Models

1. LTC3219IUFD#PBF
2. LTC3219XUFD#PBF
3. LTC3219EUF#PBF
4. LTC3219IUF#PBF
5. LTC3219XUF#PBF

These alternative models offer similar power management functionality with slight variations in specifications and package options.

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