ZXSC400E6TA

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low dropout, high efficiency
• Package: TO-263-5L (D2PAK)
• Essence: Linear voltage regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 6V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 200mV at 1A
• Maximum Output Current: 4A
• Quiescent Current: 100µA
• Line Regulation: ±0.02%/V
• Load Regulation: ±0.04%/A
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The ZXSC400E6TA has a five-pin configuration: 1. VIN: Input voltage pin 2. GND: Ground pin 3. EN: Enable pin for turning the regulator on/off 4. FB: Feedback pin for setting the output voltage 5. VOUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient power conversion even with low input voltages.
• High efficiency minimizes power dissipation and extends battery life.
• Built-in thermal shutdown protection prevents damage due to excessive temperature.
• Short-circuit protection safeguards the regulator and connected components.
• Adjustable output voltage allows flexibility in various applications.

Advantages and Disadvantages

Advantages: - Wide input voltage range enables compatibility with different power sources. - High output current capability suits power-hungry devices. - Low quiescent current reduces standby power consumption. - Excellent line and load regulation ensures stable output voltage.

Disadvantages: - Requires external components for stability and filtering. - Limited output voltage range may not meet specific application requirements. - Higher cost compared to non-linear voltage regulators.

Working Principles

The ZXSC400E6TA is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the feedback voltage (FB) with a reference voltage, and adjusts the pass transistor accordingly to maintain a stable output voltage. The enable pin (EN) allows the regulator to be turned on or off as needed.

Detailed Application Field Plans

The ZXSC400E6TA is suitable for various applications, including: 1. Battery-powered devices: Portable electronics, handheld instruments, and wireless sensors. 2. Automotive systems: Infotainment systems, lighting controls, and engine management. 3. Industrial equipment: Motor drives, control systems, and power supplies. 4. Telecommunications: Base stations, routers, and network switches. 5. Consumer electronics: Set-top boxes, gaming consoles, and audio amplifiers.

Detailed and Complete Alternative Models

1. LM1117: Low dropout voltage regulator with adjustable output voltage.
2. LT1763: Ultra-low dropout linear regulator with high output current capability.
3. TPS7A47: High-voltage, low-dropout linear regulator with wide input voltage range.
4. ADP3339: Low quiescent current linear regulator with thermal shutdown protection.
5. MAX6037: Precision voltage reference with integrated linear regulator.

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