LTC3204EDC-3.3#TRPBF

Product Overview

Category

LTC3204EDC-3.3#TRPBF belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.3V
• Output Current: Up to 100mA
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to 85°C
• Package Type: DFN (Dual Flat No-Lead)
• Package Dimensions: 3mm x 3mm
• RoHS Compliant

Packaging/Quantity

The LTC3204EDC-3.3#TRPBF is typically available in tape and reel packaging, with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.3V ±2%
• Output Current: Up to 100mA
• Quiescent Current: 20µA (typical)
• Shutdown Current: <1µA
• Ripple Rejection: 70dB at 1kHz
• Switching Frequency: 1.2MHz
• Soft-Start Time: 500µs
• Overtemperature Protection: Yes
• Short-Circuit Protection: Yes
• Undervoltage Lockout: Yes

Detailed Pin Configuration

The LTC3204EDC-3.3#TRPBF has the following pin configuration:

1. VIN: Input Voltage
2. GND: Ground
3. SW: Switch Node
4. FB: Feedback Voltage
5. EN: Enable Pin
6. VOUT: Output Voltage

Functional Features

• Low quiescent current for improved efficiency
• High output voltage accuracy
• Wide input voltage range
• Short-circuit protection for enhanced safety
• Overtemperature protection to prevent damage
• Soft-start feature for controlled power-up
• Enable pin for easy on/off control

Advantages and Disadvantages

Advantages

• High efficiency, up to 95%
• Wide input voltage range allows for versatile applications
• Small package size enables space-saving designs
• RoHS compliant, environmentally friendly

Disadvantages

• Limited output current capacity (up to 100mA)
• May require additional external components for specific applications

Working Principles

The LTC3204EDC-3.3#TRPBF is a step-down DC-DC converter that utilizes a synchronous buck topology. It takes an input voltage ranging from 2.7V to 5.5V and efficiently converts it to a regulated 3.3V output voltage. The integrated circuit employs high-frequency switching to minimize power losses and maximize efficiency.

The device incorporates various protection features such as overtemperature and short-circuit protection, ensuring safe operation under different conditions. The soft-start function allows for gradual ramp-up of the output voltage, preventing excessive inrush current during startup.

Detailed Application Field Plans

The LTC3204EDC-3.3#TRPBF finds applications in various electronic devices where voltage regulation and power management are crucial. Some potential 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 devices, dashboard displays.

Detailed and Complete Alternative Models

1. LTC3204EDC-3.3#PBF: Similar to LTC3204EDC-3.3#TRPBF, but available in a different package type (DFN-8).
2. LTC3204EDC-3.3#PMPBF: Another alternative with the same specifications, but offered in a smaller package (DFN-6).

These alternative models provide flexibility in choosing the most suitable package and pin configuration for specific design requirements.

In conclusion, the LTC3204EDC-3.3#TRPBF is an integrated circuit used for voltage regulation and power management in various electronic devices. Its compact size, wide input voltage range, and high efficiency make it a popular choice among designers. However, its limited output current capacity and potential need for additional external components should be considered in specific applications.