AS3561-BWLT

Product Overview

• Category: Integrated Circuit
• Use: Power Management IC
• Characteristics: High efficiency, compact size, multiple power management functions
• Package: QFN (Quad Flat No-Lead)
• Essence: AS3561-BWLT is a power management integrated circuit designed for various electronic devices. It provides efficient power management solutions in a compact form factor.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to 3.3V
• Maximum Output Current: 1A
• Operating Temperature Range: -40°C to +85°C
• Package Dimensions: 4mm x 4mm

Pin Configuration

The AS3561-BWLT has the following pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. EN: Enable pin
4. VOUT: Output voltage
5. FB: Feedback pin
6. SW: Switching node
7. PGND: Power ground
8. LX: Inductor connection

Functional Features

• Integrated step-down DC-DC converter
• Low dropout linear regulator
• Overcurrent and overtemperature protection
• Power sequencing capability
• Adjustable output voltage
• Power good indicator

Advantages and Disadvantages

Advantages: - Compact size allows for space-saving designs - High efficiency results in reduced power consumption - Multiple power management functions in a single chip simplify circuit design - Overcurrent and overtemperature protection ensure device safety

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Narrow input voltage range restricts compatibility with certain systems

Working Principles

The AS3561-BWLT integrates a step-down DC-DC converter and a low dropout linear regulator. The DC-DC converter efficiently steps down the input voltage to the desired output voltage, while the linear regulator provides a stable and low-noise power supply. The device also incorporates protection features such as overcurrent and overtemperature protection to safeguard the connected electronic devices.

Application Field Plans

The AS3561-BWLT is widely used in various electronic devices that require efficient power management. Some of the application fields include:

1. Mobile phones and smartphones
2. Portable media players
3. Wearable devices
4. IoT (Internet of Things) devices
5. Battery-powered devices

Alternative Models

Here are some alternative models that offer similar functionality:

1. AS3562-CWLT
2. AS3563-BWLT
3. AS3564-DWLT
4. AS3565-EWLT

These models provide comparable power management capabilities and can be considered as alternatives to the AS3561-BWLT.

In conclusion, the AS3561-BWLT is a compact and efficient power management IC designed for various electronic devices. Its integrated functions, protection features, and adjustable output voltage make it a versatile choice for power management applications.