LDK130PU33R

Product Overview

Category

LDK130PU33R belongs to the category of voltage regulators.

Use

It is primarily used for regulating and stabilizing voltage in electronic circuits.

Characteristics

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.8V to 3.3V
• Maximum Output Current: 300mA
• Low Dropout Voltage: 200mV at 100mA
• Low Quiescent Current: 30µA (typical)
• Package Type: SOT-23
• Operating Temperature Range: -40°C to +85°C

Packaging/Quantity

The LDK130PU33R is typically available in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.8V to 3.3V
• Output Current: Up to 300mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 30µA (typical)
• Line Regulation: ±0.1% (typical)
• Load Regulation: ±0.5% (typical)
• Ripple Rejection: 70dB (typical)
• Thermal Shutdown Protection: Yes
• Short Circuit Protection: Yes

Detailed Pin Configuration

The LDK130PU33R has three pins: 1. VIN: Input voltage pin 2. GND: Ground pin 3. VOUT: Output voltage pin

Functional Features

• Wide input voltage range allows for versatile applications.
• Low dropout voltage ensures efficient power conversion.
• Low quiescent current minimizes power consumption.
• Excellent line and load regulation for stable output voltage.
• Built-in thermal shutdown and short circuit protection enhance reliability.

Advantages

• Compact SOT-23 package enables space-saving designs.
• Wide input voltage range accommodates various power sources.
• Low dropout voltage ensures efficient power conversion even with low input voltages.
• Excellent line and load regulation provide a stable output voltage.
• Thermal shutdown and short circuit protection enhance system reliability.

Disadvantages

• Maximum output current limited to 300mA, may not be suitable for high-power applications.
• Limited output voltage range may restrict certain voltage requirements.

Working Principles

The LDK130PU33R is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusting the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The LDK130PU33R finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Portable consumer electronics - IoT devices - Medical devices - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the LDK130PU33R include: - LDK120PU33R - LDK150PU33R - LDK180PU33R - LDK200PU33R

These models offer similar functionality and characteristics, but with different output voltage ranges or maximum output currents.

In conclusion, the LDK130PU33R is a voltage regulator with a wide input voltage range, low dropout voltage, and excellent line and load regulation. It is commonly used in battery-powered devices, portable electronics, and various other applications. While it has limitations in terms of maximum output current and output voltage range, there are alternative models available to suit specific requirements.