CS5560-ISZ

Product Overview

• Category: Integrated Circuit
• Use: Voltage Regulator
• Characteristics: Low dropout, high accuracy, adjustable output voltage
• Package: SOP-8 (Small Outline Package)
• Essence: Linear voltage regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.25V to 5.5V
• Dropout Voltage: 200mV at 1A
• Output Current: Up to 1A
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The CS5560-ISZ is an SOP-8 package with the following pin configuration:

1. VOUT: Output Voltage
2. GND: Ground
3. ADJ: Adjustable Pin
4. NC: No Connection
5. NC: No Connection
6. VIN: Input Voltage
7. NC: No Connection
8. NC: No Connection

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• High accuracy provides precise output voltage control.
• Adjustable output voltage allows customization for specific applications.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Short-circuit current limiting protects the device from overcurrent conditions.

Advantages and Disadvantages

Advantages

• Wide input voltage range enables compatibility with various power sources.
• Excellent line and load regulation ensure stable output voltage under varying conditions.
• Low quiescent current minimizes power consumption in standby mode.
• Compact SOP-8 package facilitates easy integration into space-constrained designs.

Disadvantages

• Limited output current capacity may not be suitable for high-power applications.
• Dropout voltage of 200mV may cause a significant power loss in low input-output differential scenarios.

Working Principles

The CS5560-ISZ is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage obtained from the adjustable pin (ADJ). The pass transistor adjusts its resistance to maintain a constant output voltage, compensating for changes in load and input voltage.

Detailed Application Field Plans

The CS5560-ISZ is commonly used in various electronic devices and systems, including:

1. Battery-powered devices: Provides stable voltage regulation for portable electronics such as smartphones, tablets, and wearables.
2. Industrial equipment: Ensures reliable power supply for control systems, sensors, and actuators.
3. Automotive applications: Regulates voltage for automotive electronics, including infotainment systems, lighting, and engine control units.
4. Communication systems: Used in routers, switches, and network equipment to maintain consistent voltage levels.
5. Home appliances: Enables precise voltage control in household devices like smart thermostats, security systems, and audio/video equipment.

Detailed and Complete Alternative Models

1. LM1117-ADJ: Adjustable Linear Voltage Regulator, TO-220 package
2. LT1763-ADJ: Low Dropout Linear Regulator, SOT-223 package
3. TPS7A4700-ADJ: High-Accuracy Low-Dropout Regulator, VSON package
4. MAX6037CAUK50: Micropower Low-Dropout Voltage Regulator, SOT23-5 package
5. LP2985-33DBVR: Ultra-Low Quiescent Current LDO Regulator, SOT-23 package

These alternative models offer similar functionality and can be considered as substitutes for the CS5560-ISZ in various applications.

---

Word count: 443 words