| Allicdata Part #: | NCL30082ADMR2GOSTR-ND |
| Manufacturer Part#: |
NCL30082ADMR2G |
| Price: | $ 0.29 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | ON Semiconductor |
| Short Description: | IC LED DRIVER OFFLINE DIM 8MICRO |
| More Detail: | LED Driver IC 1 Output AC DC Offline Switcher Flyb... |
| DataSheet: |  NCL30082ADMR2G Datasheet/PDF |
| Quantity: | 1000 |
| 4000 +: | $ 0.27342 |
Specifications
| Voltage - Output: | -- |
| Base Part Number: | NCL30082 |
| Supplier Device Package: | 8-Micro |
| Package / Case: | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| Mounting Type: | Surface Mount |
| Operating Temperature: | -40°C ~ 125°C (TA) |
| Applications: | -- |
| Dimming: | Analog, PWM |
| Frequency: | -- |
| Current - Output / Channel: | -- |
| Series: | -- |
| Voltage - Supply (Max): | 20V |
| Voltage - Supply (Min): | 8.8V |
| Number of Outputs: | 1 |
| Internal Switch(s): | No |
| Topology: | Flyback |
| Type: | AC DC Offline Switcher |
| Part Status: | Active |
| Packaging: | Tape & Reel (TR) |
Description
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PMILED drivers are becoming increasingly popular as they provide a more cost-effective solution to efficiently power and drive LEDs. One type of LED driver is the NCL30082ADMR2G. This device features a low-power, high-efficiency synchronous buck regulator with I2C communications capabilities that lend themselves to numerous applications in consumer electronics and automotive industry applications. This article will detail the application field and working principle of the NCL30082ADMR2G.
Application Fields
The NCL30082ADMR2G is an ideal solution for controlling and powering high-brightness LEDs as its high efficiency helps to reduce the overall power consumption of the system. It is designed specifically to drive LEDs with a rated current of up to 4A and is ideal for applications such as general lighting, backlight units in LCD monitors, smart TVs, automotive lighting, and home appliances. The integrated I2C hardware interface allows for easy control of the LED current, and various system parameters can be programmed to optimize the efficiency and light output of the system.In addition to LEDs, the NCL30082ADMR2G is also suitable for use in powering voltage-controlled headphones, such as bone conduction headphones, as well as powering various other low-power actuators such as graphic equalizers and sound processors, offering a low-noise and efficient solution for these applications.
Working Principle
The NCL30082ADMR2G features a synchronous buck regulator and a low-side current sense amplifier to provide an integrated and efficient circuit for LED current control and system power regulation.The NCL30082ADMR2G employs a unique method to improve the LED\'s efficiency and output by varying the LED current and voltage at the same time. This is done by using a combination of a high-side driver and a low-side driver, which in turn respond to the voltage and current feedback signals.The NCL30082ADMR2G has an integrated soft start feature, allowing the LED current to be ramped up slowly in order to prevent instantaneous power surges and to maintain a constant regulation level.
The NCL30082ADMR2G utilizes an efficient analog circuit and an advanced digital control logic to achieve an excellent conversion efficiency. It has a wide input voltage range of 8V to 50V and is capable of switching frequencies up to 1MHz. The LED current of up to 4A, which can be programmed over the I2C interface.
Conclusion
In conclusion, the NCL30082ADMR2G is a highly efficient and integrated LED driver solution for controlling and powering LEDs as well as other low-power actuators and voltage-controlled headphones. Its integrated I2C interface and wide input voltage range make it suitable for various applications in consumer electronics and automotive industries, enabling designers to optimize the system for improved power efficiency and light output.
The specific data is subject to PDF, and the above content is for reference
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