| Allicdata Part #: | MP4050GS-Z-ND |
| Manufacturer Part#: |
MP4050GS-Z |
| Price: | $ 0.00 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Monolithic Power Systems Inc. |
| Short Description: | IC LED DRIVER |
| More Detail: | LED Driver IC 1 Output AC DC Offline Switcher Step... |
| DataSheet: |  MP4050GS-Z Datasheet/PDF |
| Quantity: | 1000 |
Specifications
| Voltage - Output: | -- |
| Supplier Device Package: | 8-SOIC |
| Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
| Mounting Type: | Surface Mount |
| Operating Temperature: | -40°C ~ 125°C (TJ) |
| Applications: | Lighting |
| Dimming: | -- |
| Frequency: | -- |
| Current - Output / Channel: | -- |
| Series: | -- |
| Voltage - Supply (Max): | 265VAC |
| Voltage - Supply (Min): | 85VAC |
| Number of Outputs: | 1 |
| Internal Switch(s): | Yes |
| Topology: | Step-Down (Buck) |
| Type: | AC DC Offline Switcher |
| Part Status: | Not For New Designs |
| Packaging: | Tape & Reel (TR) |
Description
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The MP4050GS-Z is an integrated monolithic buck regulator, designed for use as a general purpose low voltage regulator, perfect for LED drivers applications. It is generally used for controlling current in linear and switching LEDs, as well as other applications where low voltage regulated outputs are needed.The wide input voltage range and constant current regulating ability of the MP4050GS-Z makes it suitable for driving medium to large power LEDs, and allowing the device to be used in a wide range of applications – from automotive, to industrial, and consumer electronics.
specifications
The MP4050GS-Z is a 5-pin device featuring: -3.3 to 6V input voltage range, -24V input short circuit protection, -constant current output up to 5A, -programmable current and switching parameters, -internal soft-start with smooth current ramp, -over temperature protection and fault indicators, -low quiescent current standby operation, and -150kHz PWM operation.features
The MP4050GS-Z has numerous features in addition to its wide input voltage range and constant current regulation. These include:-Input voltage range of 3.3 to 6V: The wide input voltage range allows the device to be used in various different applications without needing to adjust the input voltage.-24V input short circuit protection: Thanks to the integrated 24V input short circuit protection, the MP4050GS-Z is resistant to input over-voltage when used in high voltage applications.-Constant current output up to 5A: The on-chip current regulator provides precise and precise current control via an external resistor. This allows the device to be used with both linear and switching LEDs.-Programmable current and switching parameters: The MP4050GS-Z allows the user to configure the output voltage, current, switching frequency and PWM dimming frequency, allowing for customised performance in different applications.-Internal soft-start: The internal soft-start feature provides a smooth current ramp, preventing current surges and reducing the risk of circuit damage.-Over temperature protection and fault indicators: The device features over temperature protection, as well as fault indicators to alert the user of any issues.-Low quiescent current standby operation: The low quiescent current draw of the device makes it well suited for applications where power conservation is a priority.-150kHz PWM operation: The MP4050GS-Z features an embedded PWM dimming controller, with a PWM frequency of up to 150kHz. This makes it well suited for high brightness LED applications, where fast response times are needed.Application fields
The MP4050GS-Z is a highly integrated device, making it suitable for LED drivers, automotive and industrial applications, as well as consumer electronics.In LED applications, the MP4050GS-Z can be used to drive high power LEDs in linear or switching mode, allowing it to be used to implement small and medium size LED fixtures. The ability to configure the output voltage, current and switching parameters makes the MP4050GS-Z well suited for many different types of lighting applications.The device can also be used in automotive and industrial applications, such as automotive interior/exterior lighting, automotive instrumentation and warning systems, as well as industrial instrumentation, displays and control systems.The low power draw of the MP4050GS-Z makes it well suited for battery powered applications, and the wide input voltage range and PWM dimming frequency makes it a great choice for consumer electronics applications, such as portable devices, gaming and digital signage.The Working Principle of the MP4050GS-Z
The MP4050GS-Z uses a buck regulator circuit to provide a constant current output. The buck regulator uses an oscillator circuit to generate a high frequency voltage waveform. This waveform is then processed by an analogue amplifier, and fed through an output transistor to the load.The output transistor is controlled by an on/off switch, which is controlled by the error amplifier. The error amplifier compares the output voltage to a reference voltage, and then adjusts the on/off switch accordingly.The error amplifier also has a frequency compensation circuit that allows the PWM frequency to be adjusted, allowing the user to configure the PWM frequency to suit the application.The output current is controlled by an external resistor, allowing the user to configure the current to suit the characteristics of the LED being used.Conclusion
The MP4050GS-Z is a highly integrated buck regulator designed for LED drivers applications. It features a wide input voltage range, low quiescent current, constant current capability up to 5A and programmable current and switching parameters. It can also be used in automotive, industrial, and consumer electronics applications. The MP4050GS-Z’s working principle is based on a buck regulator circuit with an error amplifier, PWM dimming controller, and frequency compensation circuit. This allows for precise current control and for the device to be used in a wide range of applications.The specific data is subject to PDF, and the above content is for reference
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