| Allicdata Part #: | LM3503SQ-44TR-ND |
| Manufacturer Part#: |
LM3503SQ-44 |
| Price: | $ 0.00 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Texas Instruments |
| Short Description: | IC LED DRIVER RGLTR DIM 16WQFN |
| More Detail: | LED Driver IC 2 Output DC DC Regulator Step-Up (Bo... |
| DataSheet: |  LM3503SQ-44 Datasheet/PDF |
| Quantity: | 1000 |
| 1 +: | 0.00000 |
| Voltage - Output: | 44V |
| Base Part Number: | LM3503 |
| Supplier Device Package: | 16-WQFN (4x4) |
| Package / Case: | 16-WFQFN Exposed Pad |
| Mounting Type: | Surface Mount |
| Operating Temperature: | -40°C ~ 85°C (TA) |
| Applications: | Backlight |
| Dimming: | Analog, PWM |
| Frequency: | 1MHz |
| Current - Output / Channel: | 750mA (Switch) |
| Series: | -- |
| Voltage - Supply (Max): | 5.5V |
| Voltage - Supply (Min): | 2.5V |
| Number of Outputs: | 2 |
| Internal Switch(s): | Yes |
| Topology: | Step-Up (Boost) |
| Type: | DC DC Regulator |
| Part Status: | Obsolete |
| Packaging: | Tape & Reel (TR) |
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PMIC LED drivers have been used in many diverse applications such as lighting, medical, communications, and consumer electronics. The LM3503SQ-44 is a recently released PMIC LED driver offering a unique combination of features and performance. The chip provides a programmable switching frequency, constant current, and adjustable voltage output to support a wide range of LED applications. In this article, we will discuss the capabilities of the LM3503SQ-44 as well as its application field, and we will explain the working principle behind it.
LM3503SQ-44 Application Field
The LM3503SQ-44 is a cost efficient PMIC LED driver, suitable for a wide variety of applications, such as automotive and industrial lighting systems, home appliances, lighting fixtures, and other applications that require a high degree of efficiency and low power consumption. The chip is capable of driving 30 to 48V LED strings and can provide the multi-channel outputs needed to drive multiple strings.
The LM3503SQ-44 also features a wide range of programmable features, including adjustable dimming, frequency
The specific data is subject to PDF, and the above content is for reference
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