LTC1530IS8-2.8#PBF

Product Overview

Category

The LTC1530IS8-2.8#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: 2.5V to 6V
• Output Voltage: 2.8V
• Output Current: Up to 250mA
• Dropout Voltage: 200mV
• Low Quiescent Current: 30µA
• Shutdown Current: <1µA
• Operating Temperature Range: -40°C to 85°C
• Package Type: 8-Lead Plastic Small Outline (SOIC)
• Lead Material: Matte Tin
• RoHS Compliant: Yes

Packaging/Quantity

The LTC1530IS8-2.8#PBF is typically packaged in reels or tubes, containing a quantity of 250 units per package.

Specifications

• Input Voltage Range: 2.5V to 6V
• Output Voltage: 2.8V ±2%
• Output Current: Up to 250mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 30µA
• Shutdown Current: <1µA
• Ripple Rejection: 70dB at 1kHz
• Operating Temperature Range: -40°C to 85°C
• Package Type: 8-Lead Plastic Small Outline (SOIC)

Detailed Pin Configuration

The LTC1530IS8-2.8#PBF has the following pin configuration:

1. GND (Ground)
2. SHDN (Shutdown)
3. VOUT (Output Voltage)
4. VIN (Input Voltage)
5. NC (No Connection)
6. NC (No Connection)
7. NC (No Connection)
8. GND (Ground)

Functional Features

• Low Dropout Voltage: The LTC1530IS8-2.8#PBF exhibits a low dropout voltage of 200mV at 100mA, ensuring efficient voltage regulation even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: With a quiescent current of only 30µA, this voltage regulator minimizes power consumption and extends battery life in portable electronic devices.
• Shutdown Mode: The SHDN pin allows for easy shutdown of the device, reducing power consumption to less than 1µA.
• Wide Input Voltage Range: The LTC1530IS8-2.8#PBF can accept input voltages ranging from 2.5V to 6V, making it suitable for a wide range of applications.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient voltage regulation.
• Low quiescent current minimizes power consumption.
• Shutdown mode reduces power consumption to <1µA.
• Wide input voltage range provides versatility.

Disadvantages

• Limited output current capability (up to 250mA).

Working Principles

The LTC1530IS8-2.8#PBF is a linear voltage regulator that utilizes a P-channel MOSFET pass transistor to regulate the output voltage. It operates by comparing the feedback voltage with a precision reference voltage, adjusting the pass transistor's resistance to maintain a stable output voltage.

Detailed Application Field Plans

The LTC1530IS8-2.8#PBF finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable audio players - Wireless communication devices - Embedded systems - Industrial control systems

Detailed and Complete Alternative Models

1. LM1117-2.8: This voltage regulator offers similar specifications and features to the LTC1530IS8-2.8#PBF, with a dropout voltage of 1.2V at 800mA and an output current of up to 800mA.
2. LT1763-2.8: This low dropout regulator provides a dropout voltage of 300mV at 500mA and an output current of up to 500mA. It also features a shutdown mode and a wide input voltage range.

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

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