U643B-MFPG3 Allicdata Electronics
Allicdata Part #:

U643B-MFPG3-ND

Manufacturer Part#:

U643B-MFPG3

Price: $ 0.00
Product Category:

Integrated Circuits (ICs)

Manufacturer: Microchip Technology
Short Description: IC FLASHER 30M OHM SHUNT 8-SOIC
More Detail: N/A
DataSheet: U643B-MFPG3 datasheetU643B-MFPG3 Datasheet/PDF
Quantity: 1000
Stock 1000Can Ship Immediately
Specifications
Series: --
Packaging: Tape & Reel (TR) 
Part Status: Obsolete
Type: Automotive, Flasher
Frequency: --
Voltage - Supply: 9 V ~ 15 V
Current - Supply: 7mA
Current - Output Source/Sink: --
Dimming: No
Operating Temperature: -40°C ~ 95°C
Mounting Type: Surface Mount
Package / Case: 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package: 8-SO
Base Part Number: U643B
Description

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Power management integrated circuit (PMIC) devices are designed to manage a wide range of power delivery needs, from operating transistors, capacitors, and electromechanical devices, to optimizing efficiency, reducing power consumption, and controlling the current flow in a system. One of the primary power management devices used in today’s electronic devices is the PMIC-lighting, Ballast Controllers (U643B-MFPG3). This device is used in applications such as office equipment, communications systems, and industrial control systems. The U643B-MFPG3 provides cost-effective integration of power management control with lighting, ballast application functions, and offers a high level of flexibility for system implementation.

The U643B-MFPG3 is a monolithic integrated circuit comprised of three sections; the power management system, lighting control system, and miscellaneous control and protection circuitry. The power management system includes a pulse width modulation (PWM) controller and an operational amplifier, which are used to control the output and backlighting of the system. The lighting control system includes a light sensing microcontroller and analog-to-digital converter (ADC), which are used to regulate the brightness and power of the system. The miscellaneous control and protection circuitry includes a thermistor, temperature sensors, and circuit protection devices, which provide thermal protection, ESD protection, and current limit protection. The device also has two external inputs, one for controlling the system’s shutdown, and one for controlling the backlight’s output.

The U643B-MFPG3 utilizes a digital control method to ensure the power provided to the system remains consistent. This digital control ensures the correctness of the input/output data and contributes to the stability, accuracy, and longevity of the system. Additionally, the device features a built-in light sensing microcontroller, which provides fault detection and control, allowing for faster response time to changing conditions. Additionally, the integrated ADC allows for the control of multiple lighting zones, minimizing the need for additional circuitry.

The U643B-MFPG3 also provides built-in overvoltage and undervoltage protection, as well as circuit protection against overcurrent and short-circuiting. Additionally, the device offers a wide input voltage range, allowing for operation in a variety of environments, including AC and DC, and providing the flexibility necessary for use in multiple applications. Lastly, the device features an integrated PWM controller and an adjustable peak current limiter, providing efficient system operation and improved power management.

In sum, the U643B-MFPG3 is an ideal solution for a wide range of power management needs, ranging from general-purpose lighting applications to industrial control systems. The device’s digital control, light sensing microcontroller, built-in protection features, adjustable current limiters, and wide input voltage range provide an efficient and reliable power management solution.

The specific data is subject to PDF, and the above content is for reference

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