圖片僅供參考

BL78L05D

Name: BL78L05D
Rating: 4.7 (12 reviews)

製造商
製造商。部分 #BL78L05D
包
資料表 BL78L05D DataSheet
有現貨的23973

+BOM RFQ

100%原創；新

24小時準備發貨

365天保修

RFQ&；獲得更多折扣

規格

Manufacturer	BL(Shanghai Belling)
Package	SOT-89-3
Operating Temperature	-40℃~+85℃
Voltage - Supply	35V
Output Type	Fixed
Number of Outputs	1
Output Current	100mA
Voltage Dropout	1.7V@(40mA)
Power Supply Rejection Ratio (PSRR)	48dB@(120Hz)
Features	Overheat protection
Output Voltage	5V
Output Configuration	Positive electrode

概述

Description

The BL78L05D is a low-dropout (LDO) voltage regulator designed for a variety of applications requiring a stable 5V output. It is particularly suited for battery-powered devices and low-voltage applications due to its minimal dropout voltage, allowing it to operate efficiently even when the input voltage is close to the output voltage.
Key features include a wide input voltage range, typically from 7V to 30V, with a maximum output current of 100 mA. The device incorporates built-in protection mechanisms such as thermal shutdown and short-circuit protection, ensuring reliability and safety during operation.
The compact surface-mount package design makes the BL78L05D ideal for space-constrained applications. Its low quiescent current contributes to energy efficiency, making it suitable for portable electronics. Overall, the BL78L05D is a versatile LDO regulator widely used in consumer electronics, industrial applications, and communications devices for voltage regulation needs.

Features

The BL78L05D is a low-dropout (LDO) voltage regulator designed to provide a stable +5V output. Key features include:
1. Input Voltage Range: Typically accepts input voltages up to 30V.
2. Output Current: Capable of supplying up to 100mA of output current, making it suitable for low-power applications.
3. Low Dropout Voltage: Typically 0.1V at full load, allowing efficient operation even with minimal voltage headroom.
4. Thermal Protection: Integrated thermal shutdown prevents damage from overheating.
5. Short-Circuit Protection: Protects the device from damage due to output short circuits.
6. Compact Package: Available in a small SOT-89 or similar package, facilitating space-saving designs.
7. Low Quiescent Current: Ideal for battery-operated devices, ensuring extended battery life.
8. Stable Output: Designed for stable output with minimal ripple and noise.
These features make the BL78L05D suitable for a variety of applications including portable electronics, sensors, and microcontroller power supply circuits.

Package

The BL78L05D is typically packaged in a SOT-89 or similar surface-mount package. This compact form factor is designed for efficient thermal management and space-saving applications in electronic circuits.

Pinout

The BL78L05D is a low-dropout (LDO) voltage regulator with a 5V output. It typically comes in a 5-pin package.
Pin count and functions:
1. Input (Vin) - This pin is used to connect the input voltage, which should be higher than the output voltage (5V).
2. Ground (GND) - This is the common ground connection for the device.
3. Output (Vout) - This pin provides the regulated output voltage of 5V.
4. Control (C) - This pin is often used for enabling/disabling the regulator; some variants may use it for additional functions.
5. Thermal Pad (if applicable) - This is used for heat dissipation but may not be counted as a pin in some configurations.
The BL78L05D is designed for low-power applications, providing stable output with minimal dropout voltage.

Manufacturer

The BL78L05D is manufactured by several companies, with one of the notable manufacturers being Texas Instruments. Texas Instruments (TI) is a global technology company that designs and manufactures semiconductors and various integrated circuits, which are crucial for a wide range of electronic devices and systems. Founded in 1930, TI is known for its innovations in analog and embedded processing technologies. The company serves diverse markets, including automotive, industrial, personal electronics, and communications, providing solutions that enhance performance and efficiency in electronic applications. TI's reputation is built on quality, reliability, and a strong commitment to research and development in the semiconductor industry.

Application

The BL78L05D is a low-dropout (LDO) voltage regulator primarily used in applications requiring stable and efficient power supply, such as portable devices, battery-powered equipment, and microcontroller circuits. It provides a fixed output voltage of 5V, making it suitable for powering sensors, communication devices, and various digital electronics. Its compact size and low quiescent current also make it ideal for space-constrained and energy-efficient designs.

Equivalent

The BL78L05D is a low-dropout voltage regulator (LDO) outputting 5V. Equivalent products include the LM7805, L78M05, MCP1700-5002E, and AMS1117-5.0. Be sure to check specifications like output current, dropout voltage, and thermal performance for compatibility in your application.