RT9078-18GQZ

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RT9078-18GQZ

IC REG LINEAR 1.8V 300MA 4-ZQFN

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100% gốc & amp; Mới

24 giờ sẵn sàng để vận chuyển

Bảo hành 365 ngày

RFQ & amp; Nhận thêm Giảm giá

Thông số kỹ thuật

Part Status Active
Base Product Number RT9078
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 5.5V
Voltage - Output (Min/Fixed) 1.8V
Voltage Dropout (Max) 0.42V @ 300mA
Current - Output 300mA
Current - Quiescent (Iq) 4 µA
PSRR 75dB (1kHz)
Control Features Enable
Protection Features Over Current, Over Temperature
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package 4-XDFN Exposed Pad
Supplier Device Package 4-ZQFN (1x1)
Packaging Cut Tape (CT), Tape & Reel (TR)

Tổng quan

Description

The RT9078-18GQZ is a high-performance, low-dropout (LDO) voltage regulator designed for efficient power management in various electronic applications. It provides a regulated output voltage of 1.8V, making it suitable for powering digital circuits, microcontrollers, and other sensitive components.
Key features include a low dropout voltage, enabling it to maintain regulation even with a small difference between input and output voltage, which is vital for battery-operated devices. It has a maximum output current of 1A, ensuring adequate power delivery for most applications. The device incorporates built-in protection mechanisms such as overcurrent protection and thermal shutdown, enhancing reliability and safety.
The RT9078-18GQZ is available in a compact package, making it ideal for space-constrained designs. Its low quiescent current aids in energy efficiency, particularly in portable devices. This LDO is a popular choice among engineers looking for a dependable voltage regulation solution with minimal power loss.

Features

The RT9078-18GQZ is a high-performance, low-dropout (LDO) linear regulator designed for various applications. Key features include:
- Output Voltage: Fixed output voltage of 1.8V.
- Output Current: Capable of sourcing up to 1A of load current.
- Low Dropout Voltage: Typically around 200mV at full load, allowing for efficient operation.
- Quiescent Current: Extremely low quiescent current, enhancing efficiency in battery-powered applications.
- Thermal Protection: Integrated thermal shutdown to prevent overheating.
- Short Circuit Protection: Safeguards against output short circuits.
- Wide Input Voltage Range: Supports input voltages from 2.5V to 5.5V, making it versatile for various power supply configurations.
- Stability: Compatible with a range of output capacitors, ensuring stability across different load conditions.
The RT9078-18GQZ is suitable for use in portable devices, consumer electronics, and other applications requiring reliable power management and low power consumption.

Package

The RT9078-18GQZ is packaged in a SOP-8 (Small Outline Package, 8-pin) form factor.

Pinout

The RT9078-18GQZ is a low-dropout (LDO) voltage regulator with a pin count of 5. Its primary functions include providing a stable output voltage of 1.8V, with a maximum output current of 500mA.
The pin configuration is as follows:
1. VIN: Input voltage supply.
2. GND: Ground connection.
3. VOUT: Regulated output voltage (1.8V).
4. EN: Enable pin, used to turn the device on or off.
5. NC: No Connection (not internally connected).
This LDO features low dropout voltage, high PSRR, and low output noise, making it suitable for powering noise-sensitive analog and digital circuits.

Manufacturer

The RT9078-18GQZ is manufactured by Richtek Technology Corporation. Richtek is a global provider of power management solutions, specializing in the design and development of various integrated circuits (ICs) for power management applications. The company focuses on high-performance voltage regulators, LED drivers, and battery management systems, catering to industries such as consumer electronics, telecommunications, and automotive. Founded in 2002 and headquartered in Taiwan, Richtek has established itself as a key player in the semiconductor industry, offering innovative products that enhance energy efficiency and system performance.

Application

The RT9078-18GQZ is a low-dropout (LDO) voltage regulator primarily used in applications requiring stable power supply with low noise. Key application areas include portable devices, battery-powered systems, consumer electronics, and telecommunications equipment. It is suitable for powering microcontrollers, sensors, and RF devices, providing efficient voltage regulation in compact spaces.

Equivalent

The RT9078-18GQZ is a low dropout (LDO) voltage regulator. Equivalent products include the MIC5205, TPS78318, LM1117-1.8, and MCP1700-1802. When selecting an equivalent, ensure matching output voltage, current rating, and thermal characteristics to fulfill your specific application requirements. Always consult the datasheets for detailed specifications.

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