LTC1729CS8-4.1#PBF

Product Overview

Category

The LTC1729CS8-4.1#PBF belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators category.

Use

This product is primarily used for voltage regulation in various electronic devices and systems.

Characteristics

• Input Voltage Range: 2.7V to 36V
• Output Voltage: 4.1V
• Output Current: Up to 500mA
• Dropout Voltage: 300mV at 500mA
• Low Quiescent Current: 75µA
• Shutdown Current: 1µA
• Package Type: 8-Lead SOIC
• Operating Temperature Range: -40°C to 125°C

Package and Quantity

The LTC1729CS8-4.1#PBF is available in an 8-Lead Small Outline Integrated Circuit (SOIC) package. It is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 36V
• Output Voltage: 4.1V ±2%
• Output Current: Up to 500mA
• Dropout Voltage: 300mV at 500mA
• Quiescent Current: 75µA
• Shutdown Current: 1µA
• Line Regulation: ±0.04% typical
• Load Regulation: ±0.1% typical
• Ripple Rejection: 70dB typical
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LTC1729CS8-4.1#PBF has the following pin configuration:

```

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| | --| VIN GND |-- Pin 1 --| VOUT NC |-- Pin 2 --| FB SHDN |-- Pin 3 --| GND VOUT |-- Pin 4 |___________| ```

Functional Features

• Wide input voltage range allows for versatile applications.
• Low dropout voltage ensures efficient power conversion.
• Low quiescent current minimizes power consumption.
• Shutdown mode with ultra-low current for power-saving operation.
• Excellent line and load regulation for stable output voltage.
• High ripple rejection ratio for improved noise performance.

Advantages

• Compact and space-saving SOIC package.
• Wide operating temperature range enables usage in various environments.
• Robust design ensures reliability and longevity.
• Easy to integrate into existing electronic systems.
• Efficient voltage regulation for enhanced system performance.

Disadvantages

• Limited output current capacity compared to higher-rated regulators.
• Fixed output voltage may not be suitable for all applications.
• Requires external components for proper operation.

Working Principles

The LTC1729CS8-4.1#PBF is a linear voltage regulator that utilizes a feedback mechanism to maintain a stable output voltage. It operates by comparing the output voltage with a reference voltage and adjusting the internal circuitry to achieve the desired output voltage. The device regulates the input voltage to provide a constant 4.1V output, even when the input voltage varies within the specified range.

Detailed Application Field Plans

The LTC1729CS8-4.1#PBF finds applications in various fields, including but not limited to:

1. Battery-powered devices: Provides regulated power supply for portable electronics, such as smartphones, tablets, and wearable devices.
2. Industrial automation: Used in control systems, sensors, and actuators to ensure stable and reliable power delivery.
3. Automotive electronics: Enables voltage regulation in automotive applications, including infotainment systems, lighting, and engine control units.
4. Communication systems: Used in networking equipment, routers, and modems to maintain a constant voltage for reliable data transmission.
5. Medical devices: Provides regulated power supply for medical instruments, patient monitoring systems, and diagnostic equipment.

Detailed and Complete Alternative Models

1. LTC1729ES4-4.1#PBF: Similar to LTC1729CS8-4.1#PBF but available in a smaller 4-Lead ThinSOT package.
2. LT1763CS8-4.1#PBF: A higher-rated regulator with an output voltage of 4.1V and a maximum output current of 1.5A.
3. LM1117MPX-4.1/NOPB: Another alternative with a fixed 4.1V output voltage and a maximum output current of 800mA.

These alternative models offer similar functionality and can be considered based on specific application requirements.

In conclusion, the LTC1729CS8-4.1#PBF is a versatile voltage regulator that provides stable and efficient power conversion. With its wide input voltage range, low dropout