BD4842G-TR

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BD4842G-TR

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Thông số kỹ thuật

Series BD48xxx
Part Status Not For New Designs
DigiKey Programmable Not Verified
Type Voltage Detector
Number of Voltages Monitored 1
Voltage - Threshold 4.2V
Output Open Drain or Open Collector
Reset Active Low
Operating Temperature -40°C ~ 105°C (TA)
Mounting Type Surface Mount
Package / Case SC-74A, SOT-753
Supplier Device Package 5-SSOP
Base Product Number BD4842

Tổng quan

Description

BD4842G-TR is a high-performance voltage regulator from ROHM Semiconductor, designed to deliver stable voltage output for various applications, including consumer electronics and industrial equipment. It features a low dropout voltage (LDO), ensuring efficient power management with minimal energy loss. The device operates within a wide input voltage range, making it versatile for different power supply scenarios.
Key specifications typically include a fixed output voltage, high output current capability, and built-in protection features such as overcurrent and thermal shutdown to enhance reliability. The BD4842G-TR is housed in a compact package, facilitating easy integration into space-constrained designs.
Overall, this regulator is ideal for applications requiring precise voltage regulation with high efficiency and reliability.

Features

The BD4842G-TR is a high-performance, low-dropout (LDO) voltage regulator designed for various applications. Key features include:
1. Output Voltage Range: Typically provides output voltages from 0.8V to 5.0V.
2. Maximum Output Current: Capable of delivering up to 2A of output current.
3. Low Dropout Voltage: Offers a low dropout voltage, enhancing efficiency in battery-operated devices.
4. Power Supply Rejection Ratio (PSRR): High PSRR ensures stable output voltage despite fluctuations in input voltage.
5. Thermal Protection: Integrated thermal shutdown feature protects the device from overheating.
6. Short Circuit Protection: Safeguards against damage due to short circuits.
7. Compact Package: Available in a space-efficient package, suitable for compact designs.
8. Wide Operating Temperature Range: Operates effectively in a broad temperature range, making it suitable for diverse environments.
The BD4842G-TR is ideal for powering microcontrollers, sensors, and other low-voltage digital devices.

Package

The BD4842G-TR is packaged in a standard SOP-8 (Small Outline Package) format, which features an 8-pin configuration. This surface-mount package is suitable for efficient thermal performance and space-saving designs in electronic applications.

Pinout

The BD4842G-TR is an integrated circuit primarily used as a step-down (buck) DC-DC converter. It features a pin count of 8 pins. The function of the BD4842G-TR includes regulating the output voltage while efficiently converting a higher DC input voltage to a lower DC output voltage.
The pin configuration typically includes:
1. VIN: Input voltage supply.
2. SW: Switch output.
3. GND: Ground.
4. VOUT: Output voltage.
5. COMP: Compensation network for stability.
6. FB: Feedback pin for voltage regulation.
7. EN: Enable pin to turn the device on/off.
8. CSN: Current sense negative for overcurrent protection.
This device is widely used in applications needing efficient power conversion, such as battery-powered devices and embedded systems.

Manufacturer

The BD4842G-TR is manufactured by ROHM Semiconductor. ROHM is a Japan-based company that specializes in the design and production of semiconductor devices, integrated circuits, and electronic components. Founded in 1958, the company has established itself as a leader in various sectors, including automotive, consumer electronics, and industrial applications. ROHM is known for its innovative technologies and high-quality products, focusing on areas such as power management, analog devices, and signal processing. The company serves global markets and emphasizes sustainability and energy efficiency in its product offerings.

Application

The BD4842G-TR is a voltage regulator commonly used in applications such as consumer electronics, power management systems, automation equipment, and automotive electronics. It provides stable output voltage and efficient power conversion, making it ideal for powering microcontrollers, sensors, and other low-power devices in various industrial and commercial settings.

Equivalent

The BD4842G-TR is a voltage regulator. Equivalent products include the LM1117, LP2985, and MIC5205. Ensure to check the specifications like output voltage, current rating, and package type to confirm compatibility for your specific application.

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