LT3012EDE#PBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout Linear Regulator
• Package: DFN-12
• Essence: Provides a stable output voltage from an input voltage source
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 3.6V to 20V
• Output Voltage Range: 1.22V to 18V
• Output Current: Up to 100mA
• Dropout Voltage: 300mV at 100mA load
• Quiescent Current: 40µA
• Line Regulation: 0.02%/V
• Load Regulation: 0.04%/mA
• Ripple Rejection: 70dB
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LT3012EDE#PBF has the following pin configuration:

```

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| | | Vout | | Vin | | | | | | | | | | | | | | | | | |_______________| ```

Functional Features

• Low dropout voltage allows for efficient regulation even with small input-output differentials.
• Low quiescent current ensures minimal power consumption during standby or idle modes.
• Excellent line and load regulation provide a stable output voltage under varying conditions.
• High ripple rejection minimizes the impact of input voltage fluctuations on the output.

Advantages

• Wide input voltage range enables compatibility with various power sources.
• Small package size (DFN-12) makes it suitable for space-constrained applications.
• Low dropout voltage ensures efficient power conversion.
• Excellent line and load regulation provide a stable output voltage.
• High ripple rejection minimizes the impact of noise on the output.

Disadvantages

• Limited output current (up to 100mA) may not be sufficient for high-power applications.
• Operating temperature range (-40°C to 125°C) may not be suitable for extreme environments.

Working Principles

The LT3012EDE#PBF is a low dropout linear regulator that uses a PNP pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage, adjusting the pass transistor's resistance to maintain a stable output voltage.

Application Field Plans

The LT3012EDE#PBF is commonly used in various applications, including:

1. Battery-powered devices: Provides a stable voltage supply for portable electronics.
2. Automotive systems: Regulates voltage for automotive sensors, actuators, and control modules.
3. Industrial equipment: Ensures consistent power supply for industrial automation and control systems.
4. Communication devices: Stabilizes voltage for routers, switches, and other network equipment.
5. Medical devices: Provides reliable power for medical instruments and diagnostic equipment.

Alternative Models

1. LT1763: Low dropout linear regulator with higher output current capability.
2. LM1117: Popular voltage regulator with a wide range of output voltage options.
3. ADP3339: Low dropout linear regulator with ultra-low quiescent current.
4. TPS7A47: High-performance voltage regulator with excellent line and load regulation.
5. MAX603: Low dropout linear regulator with integrated reset function.

These alternative models offer similar functionality and can be considered as substitutes for the LT3012EDE#PBF in different applications.

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