MCP1701A-3302I/TO

Product Overview

Category

The MCP1701A-3302I/TO belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate voltage levels and ensure stable power supply.

Characteristics

• Input Voltage Range: 2.7V to 13.2V
• Output Voltage: 3.3V
• Maximum Output Current: 250 mA
• Low Dropout Voltage: 178 mV (typical)
• Low Quiescent Current: 2 µA (typical)
• High Ripple Rejection: 70 dB (typical)
• Thermal Shutdown Protection
• Short Circuit Current Limiting

Package

The MCP1701A-3302I/TO is available in a TO-92 package, which is a small, through-hole package with three leads.

Essence

The essence of the MCP1701A-3302I/TO is its ability to provide a regulated output voltage of 3.3V with low dropout voltage and quiescent current.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 13.2V
• Output Voltage: 3.3V ±2%
• Output Current: Up to 250 mA
• Dropout Voltage: 178 mV (typical) at 250 mA
• Quiescent Current: 2 µA (typical)
• Ripple Rejection: 70 dB (typical)
• Operating Temperature Range: -40°C to +125°C
• Package Type: TO-92
• Lead Count: 3

Detailed Pin Configuration

The MCP1701A-3302I/TO has three pins:

1. Vin (Pin 1): Input voltage pin
2. Vout (Pin 2): Output voltage pin
3. GND (Pin 3): Ground pin

Functional Features

• Voltage Regulation: The MCP1701A-3302I/TO provides a stable output voltage of 3.3V, regardless of input voltage fluctuations.
• Low Dropout Voltage: With a dropout voltage as low as 178 mV, this regulator can operate efficiently even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: The quiescent current of only 2 µA ensures minimal power consumption when the load is light.
• Thermal Shutdown Protection: The regulator includes built-in thermal shutdown protection, which prevents damage due to excessive temperature.
• Short Circuit Current Limiting: In case of a short circuit, the MCP1701A-3302I/TO limits the output current to protect the circuit.

Advantages and Disadvantages

Advantages

• Stable and regulated output voltage
• Low dropout voltage
• Low quiescent current for power efficiency
• Thermal shutdown protection for safety
• Short circuit current limiting for circuit protection

Disadvantages

• Limited maximum output current (250 mA)
• Restricted input voltage range (2.7V to 13.2V)

Working Principles

The MCP1701A-3302I/TO operates based on a linear voltage regulation principle. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This allows it to maintain a constant output voltage of 3.3V, regardless of changes in the input voltage.

Detailed Application Field Plans

The MCP1701A-3302I/TO finds applications in various electronic devices and circuits, including but not limited to: - Battery-powered devices - Portable electronics - Microcontrollers and microprocessors - Sensor modules - Communication systems - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the MCP1701A-3302I/TO are: - LM1117-3.3: A popular 3.3V voltage regulator with similar specifications. - AMS1117-3.3: Another widely used 3.3V regulator with comparable characteristics. - LP2985-33: A low dropout voltage regulator offering a fixed 3.3V output.

These alternative models provide similar functionality and can be suitable replacements depending on specific requirements.

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