LD39030DTPU105R

Product Overview

• Category: Integrated Circuit
• Use: Power Management
• Characteristics: High Efficiency, Low Dropout Voltage
• Package: DFN (Dual Flat No-Lead)
• Essence: Regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6V
• Output Voltage: 1.05V
• Output Current: Up to 300mA
• Dropout Voltage: 200mV at 150mA
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LD39030DTPU105R has the following pin configuration:

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. BYP: Bypass Capacitor
5. VOUT: Output Voltage

Functional Features

• High efficiency power management solution
• Low dropout voltage for improved performance
• Enable pin for easy control of the regulator
• Bypass capacitor pin for enhanced stability
• Stable output voltage of 1.05V
• Wide input voltage range for versatility

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption
• Low dropout voltage ensures stable operation even with low input voltages
• Enable pin allows for easy on/off control
• Small package size (DFN) saves board space
• Wide operating temperature range enables usage in various environments

Disadvantages

• Limited output current capacity (up to 300mA)
• Not suitable for applications requiring higher output voltages

Working Principles

The LD39030DTPU105R is a regulator that takes an input voltage within the range of 2.5V to 6V and provides a stable output voltage of 1.05V. It achieves this by utilizing internal circuitry to regulate the voltage and minimize dropout voltage. The enable pin allows the user to control the regulator's operation, while the bypass capacitor pin enhances stability by reducing noise and ripple.

Detailed Application Field Plans

The LD39030DTPU105R is commonly used in various applications where a stable low voltage supply is required. Some potential application fields include:

1. Mobile Devices: Powering low voltage components such as processors, memory, and sensors.
2. IoT Devices: Providing a regulated voltage for microcontrollers, wireless modules, and sensors.
3. Wearable Electronics: Supplying power to wearable devices like smartwatches, fitness trackers, and hearables.
4. Battery-Powered Systems: Regulating voltage in portable devices, ensuring efficient power usage.

Detailed and Complete Alternative Models

• LD39030DTPU102R: Output voltage of 1.02V
• LD39030DTPU103R: Output voltage of 1.03V
• LD39030DTPU104R: Output voltage of 1.04V
• LD39030DTPU106R: Output voltage of 1.06V

These alternative models provide different output voltages while sharing similar characteristics and specifications with LD39030DTPU105R.

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