LTC1734LES6-4.2#TRPBF

Product Overview

Category

LTC1734LES6-4.2#TRPBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is commonly used in various electronic devices and systems to regulate and control power supply, ensuring efficient and reliable operation.

Characteristics

• Voltage Regulation: LTC1734LES6-4.2#TRPBF provides precise voltage regulation, maintaining a stable output voltage even under varying load conditions.
• Low Power Consumption: The IC itself consumes minimal power, making it suitable for battery-powered devices.
• High Efficiency: It offers high conversion efficiency, minimizing power losses during voltage conversion.
• Compact Package: LTC1734LES6-4.2#TRPBF is available in a small form factor package, enabling its integration into space-constrained designs.
• Wide Input Voltage Range: It can handle a wide range of input voltages, making it versatile for different applications.

Package and Quantity

LTC1734LES6-4.2#TRPBF is packaged in a compact 6-pin SOT-23 package. It is typically sold in reels containing a specified quantity, such as 3000 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 4.2V
• Output Current: Up to 500mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 85°C

Pin Configuration

The LTC1734LES6-4.2#TRPBF IC has the following pin configuration:

```

---

| | --| VIN GND |-- Pin 1: VIN (Input Voltage) --| VOUT GND |-- Pin 2: GND (Ground) --| EN GND |-- Pin 3: VOUT (Output Voltage) --| FB GND |-- Pin 4: GND (Ground) --| PG GND |-- Pin 5: EN (Enable) --| GND |-- Pin 6: PG (Power Good) |___________| ```

Functional Features

• Voltage Regulation: LTC1734LES6-4.2#TRPBF ensures a stable output voltage of 4.2V, regardless of input voltage fluctuations.
• Enable Control: The EN pin allows the user to enable or disable the IC, conserving power when not required.
• Power Good Indicator: The PG pin provides a signal indicating whether the output voltage is within the desired range, ensuring proper system operation.
• Short Circuit Protection: The IC incorporates short circuit protection, safeguarding against excessive current and potential damage.

Advantages and Disadvantages

Advantages

• Precise voltage regulation ensures stable power supply to connected devices.
• Low power consumption extends battery life in portable applications.
• High efficiency minimizes power losses during voltage conversion.
• Compact package enables integration into space-constrained designs.
• Wide input voltage range enhances versatility for various applications.

Disadvantages

• Limited output current capacity may not be suitable for high-power applications.
• Temperature limitations restrict usage in extreme temperature environments.

Working Principles

LTC1734LES6-4.2#TRPBF operates based on a switching regulator topology. It utilizes an internal control loop to maintain the desired output voltage by adjusting the duty cycle of an internal switch. This allows efficient conversion of the input voltage to the specified output voltage while minimizing power losses.

Detailed Application Field Plans

LTC1734LES6-4.2#TRPBF finds applications in various electronic devices and systems, including but not limited to: - Battery-powered portable devices (e.g., smartphones, tablets) - IoT devices - Wearable electronics - Industrial control systems - Embedded systems

Detailed Alternative Models

Some alternative models that offer similar functionality to LTC1734LES6-4.2#TRPBF include: - LM317: A popular linear voltage regulator with adjustable output voltage. - TPS5430: A synchronous buck converter with a wide input voltage range. - LT1763: A low dropout (LDO) linear regulator with high accuracy.

These alternative models can be considered based on specific application requirements and design constraints.

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