TS2940CZ33 C0G

Product Overview

• Category: Voltage Regulator
• Use: To regulate voltage in electronic circuits
• Characteristics:
  • Low dropout voltage
  • High output current capability
  • Thermal shutdown protection
  • Short circuit current limiting
• Package: TO-92 (Through-Hole)
• Essence: Integrated circuit voltage regulator
• Packaging/Quantity: Available in reels of 2,500 units

Specifications

• Input Voltage Range: 4.5V to 26V
• Output Voltage: 3.3V
• Output Current: Up to 1A
• Dropout Voltage: 0.5V (typical)
• Quiescent Current: 10mA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The TS2940CZ33 C0G has three pins:

1. Input (VIN): Connects to the input voltage source.
2. Ground (GND): Connected to the ground reference.
3. Output (VOUT): Provides the regulated output voltage.

Functional Features

• Low Dropout Voltage: The TS2940CZ33 C0G has a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• High Output Current Capability: With an output current capability of up to 1A, this voltage regulator can handle high current loads.
• Thermal Shutdown Protection: The device includes thermal shutdown protection, which prevents damage due to excessive heat.
• Short Circuit Current Limiting: It also features short circuit current limiting to protect against overcurrent conditions.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient regulation even with low input-output voltage differentials.
• High output current capability allows for powering a wide range of electronic devices.
• Thermal shutdown protection prevents damage from excessive heat.
• Short circuit current limiting protects the regulator and connected components.

Disadvantages

• The TO-92 package may not be suitable for all applications requiring surface mount technology.
• Limited to a fixed output voltage of 3.3V, which may not be suitable for all voltage requirements.

Working Principles

The TS2940CZ33 C0G is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the output voltage to a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The dropout voltage is minimized by using a low resistance pass element.

Detailed Application Field Plans

The TS2940CZ33 C0G can be used in various applications, including:

1. Battery-powered devices: Provides a stable voltage supply for portable electronics such as smartphones, tablets, and portable audio players.
2. Embedded systems: Ensures a regulated power source for microcontrollers, sensors, and other components in embedded systems.
3. Automotive electronics: Used in automotive applications to regulate voltage for various electronic modules and subsystems.
4. Industrial control systems: Provides reliable voltage regulation for industrial automation equipment and control systems.

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and pin configuration.
2. MCP1703-3302E/DB: Another alternative with comparable performance and package options.
3. LT1763CS8-3.3: Offers lower dropout voltage and higher output current capability.

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

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