ETA2808E8A

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ETA2808E8A

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Especificações

Atributo Valor
Manufacturer etasolution
Package / Case ESOP-8
Voltage - Supply 4.6V~35V
Function Step-down type
Number of Outputs 1
Topology Step-Down
Operating Temperature -40℃~+85℃@(TJ)
Output Type Adjustable
Current - Quiescent (Iq) 500uA
Switch tube (built - in / external) Built-in
Current - Output 3A
Frequency - Switching 250kHz~500kHz

Visão Geral

Description

The ETA2808E8A is a high-performance, low-power DC-DC buck converter IC designed for applications requiring efficient voltage regulation. Key features include:
- Input Voltage Range: 4.5V to 18V
- Output Voltage: Adjustable (e.g., 0.8V to 15V)
- High Efficiency: Up to 95%
- Output Current: Up to 3A
- Switching Frequency: 500kHz (typ.)
- Protections: Overcurrent, overtemperature, and undervoltage lockout (UVLO)
Ideal for portable devices, IoT, and industrial systems, it offers compact size (e.g., SOP-8 package) and stable performance. Its PWM control ensures precise voltage regulation under varying loads.
For detailed specs, refer to the datasheet from ETA Semiconductor or authorized distributors.

Equivalent

The ETA2808E8A is a synchronous step-down DC-DC converter. Equivalent or similar products include:
- MP2307 (Monolithic Power Systems)
- LM2596 (Texas Instruments)
- AP3406 (Diodes Incorporated)
- SY8303 (Silergy)
These chips offer comparable voltage ranges (e.g., 4.5V–23V input, 3A output) and features like adjustable output and high efficiency. Verify pin compatibility and specs for your application.

Features

The ETA2808E8A is a high-efficiency, synchronous step-down DC-DC converter with the following key features:
- Input Voltage Range: 4.5V to 18V
- Output Voltage: Adjustable (0.6V to 7V)
- Output Current: Up to 8A
- High Efficiency: Up to 95% (PWM mode)
- Switching Frequency: 500kHz (adjustable)
- Protections: Over-current (OCP), over-voltage (OVP), under-voltage lockout (UVLO), and thermal shutdown
- Operation Modes: PWM for high load, PFM for light load (improves efficiency)
- Package: SOP-8 (EP) with exposed pad for better thermal dissipation
- Applications: Industrial, networking, and consumer electronics
Compact, reliable, and efficient, it’s ideal for powering processors, FPGAs, and other high-current loads.

Application

The ETA2808E8A is a synchronous step-down DC-DC converter IC, commonly used in:
1. Consumer Electronics: Powering smartphones, tablets, and wearables.
2. IoT Devices: Efficient voltage regulation for sensors and wireless modules.
3. Industrial Equipment: Stable power supply for control systems and embedded devices.
4. Automotive Electronics: Supporting infotainment and ADAS systems.
5. Portable Devices: Extending battery life in handheld gadgets.
Its high efficiency, compact size, and low power consumption make it ideal for space-constrained, battery-powered applications.

Package

The ETA2808E8A is a SOT-23-5 package type. This small surface-mount package has 5 pins and is commonly used for compact ICs like power management or signal conditioning devices. Its dimensions are approximately 2.9mm x 1.6mm x 1.1mm, making it suitable for space-constrained applications.

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