LTC1798CS8-2.5#PBF

Product Overview

Category

The LTC1798CS8-2.5#PBF belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Voltage regulation: The LTC1798CS8-2.5#PBF provides precise voltage regulation, ensuring stable power supply to connected components.
• Efficiency: It offers high efficiency, minimizing power losses during operation.
• Compact package: This IC is available in a small form factor package, making it suitable for space-constrained designs.
• Low noise: The LTC1798CS8-2.5#PBF exhibits low output noise, reducing interference with other circuitry.
• Wide input voltage range: It can handle a wide range of input voltages, enhancing its versatility.

Package and Quantity

The LTC1798CS8-2.5#PBF is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) package. It is typically sold in reels or tubes containing multiple units.

Specifications

• Input Voltage Range: 2.7V to 15V
• Output Voltage: 2.5V
• Output Current: Up to 100mA
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to 85°C

Pin Configuration

The LTC1798CS8-2.5#PBF features the following pin configuration:

```

---

| | --| Vout GND |-- Pin 1: Ground --| Vin EN |-- Pin 2: Enable --| FB NC |-- Pin 3: No Connection --| NC NC |-- Pin 4: No Connection --| NC NC |-- Pin 5: No Connection --| NC NC |-- Pin 6: No Connection --| NC NC |-- Pin 7: No Connection --| NC Vref |-- Pin 8: Voltage Reference |___________| ```

Functional Features

• Voltage regulation: The LTC1798CS8-2.5#PBF maintains a stable output voltage of 2.5V, regardless of input voltage fluctuations.
• Enable pin: The EN pin allows for easy on/off control of the IC, conserving power when not in use.
• Low quiescent current: With a typical quiescent current of only 50µA, this IC minimizes power consumption during operation.

Advantages and Disadvantages

Advantages

• Precise voltage regulation ensures reliable performance of connected components.
• High efficiency reduces power losses and extends battery life in portable devices.
• Compact package enables integration into space-constrained designs.
• Low output noise minimizes interference with other circuitry.
• Wide input voltage range enhances versatility.

Disadvantages

• Limited output current capability may not be suitable for high-power applications.
• Lack of adjustable output voltage limits flexibility in certain designs.

Working Principles

The LTC1798CS8-2.5#PBF utilizes a feedback mechanism to regulate the output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant 2.5V output. This feedback loop continuously monitors and adjusts the output voltage, ensuring stability even under varying load conditions.

Application Field Plans

The LTC1798CS8-2.5#PBF finds application in various electronic devices, including but not limited to: - Battery-powered devices: It can be used to regulate the voltage supplied to microcontrollers, sensors, and other low-power components in portable electronics. - Industrial control systems: The IC can provide stable power to control circuitry, ensuring reliable operation of industrial equipment. - Automotive electronics: It can be employed in automotive applications such as dashboard displays, infotainment systems, and lighting control.

Alternative Models

Several alternative models with similar functionality are available in the market. Some notable alternatives to the LTC1798CS8-2.5#PBF include: - LM317: A popular linear voltage regulator offering adjustable output voltage. - LT1763: A low dropout (LDO) regulator with high output current capability. - TPS7A47: An integrated solution with ultra-low noise performance for sensitive applications.

These alternative models provide designers with options that cater to specific requirements and constraints.

In conclusion, the LTC1798CS8-2.5#PBF is an integrated circuit used for voltage regulation and power management applications. Its precise regulation, high efficiency, compact package, and wide input voltage range make it suitable for various electronic devices. While it has limitations in terms of output current and adjustable output voltage, its advantages outweigh these disadvantages. With a