TC1303B-ZP0EUN

Product Overview

• Category: Integrated Circuit
• Use: Power Management
• Characteristics: High Efficiency, Low Quiescent Current
• Package: SOT-23-5
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Output Current: Up to 500mA
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TC1303B-ZP0EUN has a total of five pins:

1. VIN - Input voltage pin
2. GND - Ground pin
3. EN - Enable pin
4. FB - Feedback pin
5. VOUT - Output voltage pin

Functional Features

• High Efficiency: The TC1303B-ZP0EUN utilizes advanced power management techniques to achieve high efficiency, minimizing power loss and maximizing battery life.
• Low Quiescent Current: With a low quiescent current of only 30µA, the regulator minimizes power consumption during standby or idle modes.
• Wide Input Voltage Range: The device can accept input voltages ranging from 2.5V to 6.0V, making it suitable for a wide range of applications.
• Adjustable Output Voltage: The output voltage can be adjusted from 1.2V to 5.5V, providing flexibility for various system requirements.

Advantages and Disadvantages

Advantages

• High efficiency design
• Low quiescent current for power savings
• Wide input voltage range
• Adjustable output voltage

Disadvantages

• Limited output current (up to 500mA)
• SOT-23-5 package may require additional PCB space compared to smaller packages

Working Principles

The TC1303B-ZP0EUN is a voltage regulator that converts an input voltage into a stable output voltage. It utilizes a switching regulator architecture to achieve high efficiency. The device regulates the output voltage by adjusting the duty cycle of an internal switch, which controls the energy transfer from the input to the output.

When the enable pin (EN) is high, the regulator operates and maintains the output voltage within the specified range. The feedback pin (FB) monitors the output voltage and provides feedback to the control circuitry, ensuring accurate regulation.

Detailed Application Field Plans

The TC1303B-ZP0EUN is suitable for various applications that require efficient power management. Some potential application fields include:

1. Portable Electronics: The low quiescent current and wide input voltage range make it ideal for battery-powered devices such as smartphones, tablets, and portable media players.
2. IoT Devices: With its compact package and adjustable output voltage, the regulator can be used in IoT devices that require different voltage levels for sensors, communication modules, and microcontrollers.
3. Industrial Control Systems: The high efficiency and stable output voltage make it suitable for industrial control systems that require reliable power supplies for sensors, actuators, and control circuits.

Detailed and Complete Alternative Models

1. TC1303A-ZP0EUN: Similar to TC1303B-ZP0EUN but with a fixed output voltage of 3.3V.
2. TC1303C-ZP0EUN: Similar to TC1303B-ZP0EUN but with a higher output current capability of up to 1A.
3. TC1303D-ZP0EUN: Similar to TC1303B-ZP0EUN but with an extended operating temperature range of -40°C to +125°C.

These alternative models provide options for different voltage requirements, output currents, and operating conditions.

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