RT8477AGSP Integrated Circuits (ICs) |
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Allicdata Part #: | 1028-1353-2-ND |
Manufacturer Part#: |
RT8477AGSP |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Richtek USA Inc. |
Short Description: | IC HV LED DRIVER 8PSOP |
More Detail: | LED Driver IC 1 Output DC DC Controller Step-Down ... |
DataSheet: | RT8477AGSP Datasheet/PDF |
Quantity: | 1000 |
Voltage - Output: | 50V |
Supplier Device Package: | 8-SOP-EP |
Package / Case: | 8-SOIC (0.154", 3.90mm Width) Exposed Pad |
Mounting Type: | Surface Mount |
Operating Temperature: | -40°C ~ 85°C (TA) |
Applications: | Backlight, Lighting |
Dimming: | Analog, PWM |
Frequency: | 380kHz |
Current - Output / Channel: | -- |
Series: | -- |
Voltage - Supply (Max): | 50V |
Voltage - Supply (Min): | 4.5V |
Number of Outputs: | 1 |
Internal Switch(s): | No |
Topology: | Step-Down (Buck), Step-Up (Boost) |
Type: | DC DC Controller |
Part Status: | Active |
Packaging: | Tape & Reel (TR) |
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RT8477AGSP is a PMIC-LED Driver that can be used in both AC and DC general purpose applications. It is designed to offer maximum efficiency with a wide range of power supply configurations, allowing the user to choose between voltage and current modes.
The RT8477AGSP operates in two modes: linear mode and burst-mode. In Linear mode, the output voltage is maintained by a proportional control algorithm, while in burst-mode, the output voltage is controlled by a combination of current and voltage feedback loops.
The main feature of the RT8477AGSP is its ability to maintain a constant output voltage while at the same time reducing the power consumption. The PMIC-LED driver can also be used in both DC and AC applications.
The RT8477AGSP has several applications, such as LED lighting, LED signs, and LED billboards. For LED lighting applications, it can be used to control the brightness and color of the light. For LED signage applications, it can be used to change the brightness and contrast of the signs. For LED billboards, it can be used to create dynamic and interactive light displays.
The working principle of the RT8477AGSP is based on constant voltage regulation. The PMIC-LED driver monitors the output voltage and adjusts the switching frequency when required, in order to maintain a constant output voltage. In addition, the PMIC-LED driver is able to provide over-voltage protection and over-current protection in order to protect the LED load.
The RT8477AGSP is a versatile and efficient PMIC-LED driver that can be used in a variety of applications. It is easy to use and provides a reliable and stable performance in all types of lighting applications.
The specific data is subject to PDF, and the above content is for reference
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