DS1100LZ-250+ - Product Overview

Basic Information

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Current Capability
• Package: TO-252-3 (DPAK)
• Essence: Regulates voltage with minimal dropout and high current handling capability
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.25V to 5.5V
• Dropout Voltage: 250mV (typical)
• Maximum Output Current: 1A
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Quiescent Current: 75µA (typical)

Detailed Pin Configuration

The DS1100LZ-250+ has three pins: 1. Pin 1: VIN (Input Voltage) 2. Pin 2: GND (Ground) 3. Pin 3: VOUT (Output Voltage)

Functional Features

• Low dropout voltage ensures stable output even when input voltage is close to the desired output voltage.
• High current capability allows for powering devices that require up to 1A of current.
• Excellent line and load regulation provide a stable output voltage under varying conditions.
• Low quiescent current minimizes power consumption during standby or idle mode.

Advantages

• Wide input voltage range allows for flexibility in various applications.
• Compact TO-252-3 package provides ease of integration into circuit designs.
• Low dropout voltage ensures efficient power conversion with minimal energy loss.
• High current capability enables the IC to power a wide range of electronic devices.

Disadvantages

• Limited maximum output current of 1A may not be sufficient for high-power applications.
• Dropout voltage of 250mV may cause a slight voltage drop across the regulator.

Working Principles

The DS1100LZ-250+ is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The DS1100LZ-250+ can be used in various applications, including: 1. Battery-powered devices: Provides regulated power supply for portable electronics. 2. Automotive electronics: Ensures stable voltage for automotive systems and components. 3. Industrial equipment: Powers control circuits and sensors in industrial machinery. 4. Communication systems: Regulates voltage for RF modules, transceivers, and other communication devices.

Detailed and Complete Alternative Models

1. LM1117-3.3: A similar low dropout voltage regulator with a fixed output voltage of 3.3V.
2. LT1085CT: A high current linear regulator with adjustable output voltage and low dropout characteristics.
3. TPS79633: A low dropout voltage regulator with a fixed output voltage of 3.3V and ultra-low quiescent current.

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