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ETA1471FT2G
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Manufactureretasolution
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Mfr. Part #ETA1471FT2G
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Datasheet ETA1471FT2G DataSheet
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In Stock10811
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Specifications
| Attribute | Value |
| Manufacturer | etasolution |
| Package | FCTSOT-23-6 |
| Voltage-Supply | 4.2V~18V |
| Function | Step-down type |
| SynchronousRectifier | Yes |
| NumberofOutputs | 1 |
| Topology | Step-Down |
| OperatingTemperature | -40℃~+85℃ |
| Switchtube(built-in/external) | Built-in |
| OutputCurrent | 3A |
| Frequency-Switching | 500kHz |
Overview
Description
Key features of the ETA1471FT2G include its low dropout voltage, high input voltage range, and over-current protection, ensuring the safety and longevity of connected devices. It often integrates built-in features like soft-start, thermal shutdown, and short-circuit protection, which enhance its performance and durability.
The device is typically available in a surface-mount package, facilitating easy integration into printed circuit boards (PCBs). Its versatility and robust performance make it a popular choice among engineers and designers for applications in consumer electronics, automotive systems, and industrial equipment.
Equivalent
Features
1. Low Dropout Voltage: Ensures efficient operation with minimal voltage loss across the regulator, which is important for battery-powered applications.
2. High Output Accuracy: Provides precise voltage regulation, which is critical for sensitive electronic circuits.
3. Fast Transient Response: Capable of quickly adjusting to changes in load, enhancing performance in dynamic conditions.
4. Low Quiescent Current: Consumes minimal power when in standby mode, extending battery life in portable devices.
5. Wide Input Voltage Range: Can operate across a range of input voltages, offering flexibility in different applications.
6. Thermal Protection: Includes features to prevent overheating, ensuring reliability and safety during operation.
7. Current Limiting: Protects the device and connected circuits from damage due to excessive current.
8. Compact Package: Available in a small form factor, suitable for space-constrained applications.
These features make the ETA1471FT2G suitable for a variety of applications, including smartphones, tablets, and other portable electronics.
Pinout
Key functions of the ETA1471FT2G include:
- VIN (Pin 1): Input supply voltage.
- SW (Pin 2): Switching node connected to the inductor.
- GND (Pin 3): Ground reference for the device.
- BOOST (Pin 4): Boost capacitor connection.
- BAT (Pin 5): Battery connection for charging and discharging.
- STAT (Pin 6): Charging status indicator.
- CE (Pin 7): Chip enable pin; active high to enable the device.
- ISET (Pin 8): Sets the charging current.
- TS (Pin 9): Temperature sense input for battery safety.
- PGND (Pin 10): Power ground.
- FREQ (Pin 11): Frequency setting pin for switching frequency adjustment.
- VDD (Pin 12): Internal device supply voltage.
- OTG (Pin 13): Output to support On-The-Go (OTG) functionality.
- N/C (Pin 14): No connection.
This IC is popular for its ability to efficiently manage power requirements in compact form factors.
Manufacturer
Application
1. Power Supply Systems: Used in DC-DC converter designs for efficient power management.
2. Portable Devices: Suitable for smartphones, tablets, and other battery-operated devices due to its low power consumption.
3. Consumer Electronics: Applied in televisions, audio equipment, and gaming consoles for voltage regulation.
4. IoT Devices: Supports efficient power management for Internet of Things applications.
5. Industrial Electronics: Utilized in factory automation systems and other industrial equipment requiring stable power supply solutions.
These applications leverage the ETA1471FT2G for its efficiency, compact size, and flexibility in power management.