TL4242TDRJRQ1

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High precision, low dropout voltage, adjustable output, thermal shutdown protection
• Package: SOT-23-5
• Essence: The TL4242TDRJRQ1 is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.
• Packaging/Quantity: Available in tape and reel packaging with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV at 150mA load current
• Output Current: Up to 150mA
• Quiescent Current: 45µA typical
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The TL4242TDRJRQ1 has a SOT-23-5 package with the following pin configuration:

____ EN | | GND VO | | NC VI |____| VREF

• EN: Enable pin, used to turn the regulator on or off.
• VO: Output voltage pin, provides the regulated output voltage.
• VI: Input voltage pin, receives the input voltage to be regulated.
• GND: Ground pin, connected to the ground reference.
• NC: No connection pin, not internally connected.

Functional Features

• High Precision: The TL4242TDRJRQ1 offers high output voltage accuracy, ensuring precise regulation for sensitive electronic components.
• Low Dropout Voltage: With a low dropout voltage of only 200mV, the IC can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Adjustable Output: The output voltage can be adjusted within a wide range using external resistors, providing flexibility for different applications.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive temperature by shutting down the regulator temporarily.

Advantages and Disadvantages

Advantages: - High precision regulation - Low dropout voltage - Adjustable output voltage - Thermal shutdown protection

Disadvantages: - Limited output current capacity (up to 150mA) - Restricted input voltage range (2.5V to 6V)

Working Principles

The TL4242TDRJRQ1 operates as a linear voltage regulator. It uses a reference voltage and feedback mechanism to compare the output voltage with the desired value. Any deviation from the set voltage is corrected by adjusting the internal circuitry to maintain a stable output voltage.

Detailed Application Field Plans

The TL4242TDRJRQ1 is commonly used in various electronic devices that require a stable and regulated power supply. Some typical application fields include:

1. Mobile Devices: Smartphones, tablets, portable media players.
2. IoT Devices: Sensors, wearable devices, home automation systems.
3. Automotive Electronics: Infotainment systems, navigation units, lighting controls.
4. Industrial Equipment: Measurement instruments, control systems, motor drives.
5. Consumer Electronics: Audio/video equipment, gaming consoles, digital cameras.

Detailed and Complete Alternative Models

1. LM317: A popular adjustable voltage regulator with higher output current capability.
2. LT1763: Low dropout voltage regulator with ultra-low quiescent current.
3. TPS7A47: High-performance voltage regulator with wide input voltage range and low noise.

These alternative models offer similar functionality and can be considered as substitutes for the TL4242TDRJRQ1 in specific applications.

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