RT2853AHGQW

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: QFN (Quad Flat No-Lead)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel / 2500 pieces per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Maximum Output Current: 1.5A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The RT2853AHGQW has a total of 12 pins. The pin configuration is as follows:

1. EN (Enable): Enable Pin
2. FB (Feedback): Feedback Pin
3. GND (Ground): Ground Connection
4. SW (Switch): Switching Node
5. PG (Power Good): Power Good Indicator
6. VOUT (Output Voltage): Output Voltage Pin
7. VOUT (Output Voltage): Output Voltage Pin
8. VOUT (Output Voltage): Output Voltage Pin
9. VOUT (Output Voltage): Output Voltage Pin
10. VIN (Input Voltage): Input Voltage Pin
11. VIN (Input Voltage): Input Voltage Pin
12. VIN (Input Voltage): Input Voltage Pin

Functional Features

• High Efficiency: The RT2853AHGQW offers high efficiency power conversion, minimizing energy loss.
• Low Power Consumption: With a quiescent current of only 60µA, the IC ensures low power consumption during operation.
• Power Good Indicator: The PG pin provides a signal indicating that the output voltage is within the specified range.
• Enable Pin: The EN pin allows for easy control of the IC's operation, enabling or disabling the voltage regulator as needed.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Low power consumption - Power good indicator for voltage monitoring - Easy enable/disable control

Disadvantages: - Limited maximum output current (1.5A) - Dropout voltage of 200mV at 1A may affect certain applications with strict voltage requirements

Working Principles

The RT2853AHGQW is a voltage regulator that converts an input voltage within the range of 2.7V to 5.5V to a regulated output voltage between 0.6V and VIN. It achieves this by utilizing a switching mechanism to efficiently step down the input voltage. The feedback pin (FB) monitors the output voltage and adjusts the switching action to maintain a stable output voltage despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The RT2853AHGQW finds applications in various fields, including but not limited to: - Portable electronic devices - Battery-powered systems - IoT (Internet of Things) devices - Wearable technology - Embedded systems

Detailed and Complete Alternative Models

• RT2853BHGQW: Similar specifications, but with a higher maximum output current of 2A
• RT2854AHGQW: Voltage regulator with adjustable output voltage
• RT2855AHGQW: Dual-channel voltage regulator with independent enable pins

These alternative models provide flexibility and options based on specific application requirements.

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