PAM2861CBR

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PAM2861CBR

+Nomenclature

IC LED DRVR RGLTR PWM 1A SOT89-5

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Spécifications

Attribut Valeur
Part Status Active
Base Product Number PAM2861
Type DC DC Regulator
Topology Step-Down (Buck)
Internal Switch(s) Yes
Number of Outputs 1
Voltage - Supply (Min) 6V
Voltage - Supply (Max) 40V
Current - Output / Channel 1A
Frequency 233kHz ~ 1MHz
Dimming Analog, PWM
Applications Backlight, Lighting, Signage
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package SOT-89-5/6
Supplier Device Package SOT-89-5
Packaging Cut Tape (CT), Tape & Reel (TR)

Présentation

Description

The PAM2861CBR is a high-efficiency, step-down DC-DC converter designed for various applications requiring regulated power supply. Known for its compact design and reliability, it operates at a high switching frequency, which allows for smaller external components, contributing to its compact size. The device can deliver a steady output current, making it suitable for powering microcontrollers, sensors, and other low-voltage electronics.
Key features of the PAM2861CBR include its wide input voltage range, which supports various power sources, and its integrated MOSFETs, enhancing efficiency and performance. The converter is designed for low-noise operation, which is beneficial in sensitive applications such as audio or RF systems. Its built-in protections, like over-current and thermal shutdown, ensure long-term reliability and safety.
The PAM2861CBR is commonly used in consumer electronics, industrial equipment, and portable devices due to its efficiency, small footprint, and flexibility. Its ease of use and robust performance make it a popular choice for engineers looking to implement efficient power management solutions.

Equivalent

The PAM2861CBR is a step-down LED driver IC. Equivalent products might include the LM3404 from Texas Instruments, the ZXLD1350 from Diodes Incorporated, and the AL8860 from Diodes Incorporated. These alternatives generally offer similar functionality for LED driving applications, although specific features and performance characteristics such as input voltage range and current output might vary. Always compare datasheets to ensure compatibility with your specific application requirements.

Features

The PAM2861CBR is a DC-DC step-down converter designed for high-efficiency applications. It operates with a wide input voltage range, typically from 2.5V to 5.5V, making it suitable for various power sources, including batteries. The converter delivers a fixed output voltage with high accuracy and is capable of driving loads up to a few hundred milliamps.
Key features of the PAM2861CBR include its high-efficiency performance, often exceeding 90%, thanks to its synchronous rectification architecture. It also offers low quiescent current, which is beneficial for extending battery life in portable devices. The device typically integrates protection features such as over-current, over-temperature, and short-circuit protection to ensure safe operation.
The PAM2861CBR is housed in a compact package suitable for space-constrained applications and supports features like automatic PWM/PFM mode switching to optimize efficiency across different load conditions. Its fast transient response and low output ripple make it ideal for powering sensitive electronics that require stable voltage supply.

Pinout

The PAM2861CBR is a DC-DC buck converter IC designed for efficient power management applications. It typically comes in a SOT-23-6 package, which means it has 6 pins. Here is a brief overview of its pin functions:
1. SW (Switch): Connects the inductor to switch the power.
2. GND (Ground): Ground reference for the device.
3. FB (Feedback): Used to set the output voltage through a resistor divider network.
4. EN (Enable): Enables or disables the device. When high, the device is operational.
5. VIN (Input Voltage): Supplies the input voltage to the device.
6. NC (No Connect/Not internally connected): Some configurations might leave one pin not internally connected, but it is generally recommended to check the specific datasheet.
This configuration allows the PAM2861CBR to efficiently convert a higher input voltage to a lower output voltage, suitable for various portable and low-power applications. Always refer to the specific datasheet for detailed information about electrical characteristics and application guidelines.

Manufacturer

The PAM2861CBR is manufactured by Diodes Incorporated. Diodes Incorporated is a global company that primarily focuses on the manufacturing and supply of semiconductors. They provide a wide range of products that include discrete, analog, and mixed-signal devices. These components are used in various applications such as consumer electronics, computing, industrial, communications, and automotive markets. The company is known for its emphasis on high-quality products, innovative designs, and reliable customer service.

Application

The PAM2861CBR is a step-down DC-DC converter commonly used in power management applications. Its primary application areas include portable electronic devices, such as smartphones and tablets, where efficient power conversion is crucial for battery life extension. It is also employed in digital cameras, handheld gaming devices, and other battery-powered electronics. Additionally, the PAM2861CBR can be used in industrial equipment and automotive systems that require a compact, efficient power supply for microcontrollers and other ICs. Its low quiescent current and high efficiency make it suitable for applications demanding minimal power consumption.

Package

The PAM2861CBR is typically available in a SOT-23 package type, which is a small, three-terminal surface-mount package commonly used for compact electronic components.

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