DG9461DY-E3

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low power consumption - Wide input voltage range - Overcurrent and overvoltage protection - Thermal shutdown protection

Package: DIP-8 (Dual In-line Package)

Essence: The DG9461DY-E3 is a power management integrated circuit designed to regulate voltage efficiently while consuming low power. It offers various protection features such as overcurrent, overvoltage, and thermal shutdown.

Packaging/Quantity: The DG9461DY-E3 is available in a DIP-8 package, which consists of two rows of four pins each. It is typically sold in reels or tubes containing multiple units.

Specifications

• Input Voltage Range: 4.5V - 40V
• Output Voltage Range: 1.2V - 37V
• Output Current: Up to 1A
• Quiescent Current: 10µA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The DG9461DY-E3 has the following pin configuration:

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| | --| Vout Vin |-- Pin 1: Input Voltage (Vin) --| GND Vout |-- Pin 2: Output Voltage (Vout) --| GND NC |-- Pin 3: Not Connected (NC) --| GND GND |-- Pin 4: Ground (GND) |___________| ```

Functional Features

1. Voltage Regulation: The DG9461DY-E3 provides stable output voltage regardless of input voltage fluctuations.
2. Efficiency: It offers high efficiency, minimizing power loss during voltage conversion.
3. Protection Mechanisms: The IC incorporates overcurrent and overvoltage protection, safeguarding connected devices.
4. Thermal Shutdown: In case of excessive heat, the IC automatically shuts down to prevent damage.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows compatibility with various power sources. - Low quiescent current minimizes power consumption during standby mode. - Compact DIP-8 package enables easy integration into circuit designs.

Disadvantages: - Output current limited to 1A, which may not be sufficient for high-power applications. - Limited output voltage range may restrict certain voltage requirements.

Working Principles

The DG9461DY-E3 operates as a voltage regulator by continuously monitoring the input voltage and adjusting the internal circuitry to maintain a stable output voltage. It utilizes a feedback mechanism to compare the actual output voltage with the desired voltage and adjusts the internal components accordingly. This ensures that the connected devices receive a consistent and regulated voltage supply.

Detailed Application Field Plans

The DG9461DY-E3 is commonly used in various applications, including but not limited to: - Power supplies for industrial equipment - Automotive electronics - Battery-powered devices - Home appliances - LED lighting systems

Alternative Models

1. DG9462DY-E3: Similar to DG9461DY-E3 but with higher output current capability (up to 2A).
2. DG9463DY-E3: Enhanced version with additional protection features such as short-circuit protection.
3. DG9464DY-E3: Higher voltage range variant suitable for specific applications requiring higher output voltages.

These alternative models offer similar functionality to the DG9461DY-E3 while addressing specific requirements or providing enhanced capabilities.

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