What are LED Drivers ?
LED Drivers are specialized integrated circuits designed to regulate power for LED lighting systems. They are commonly used in applications such as industrial power management, lighting control, and display systems. Important specifications for selection include Current, which affects brightness and efficiency; Dimming capability, which allows for adjustable light levels; and Operating Temperature, which ensures reliability under varying environmental conditions. Procurement teams should validate lifecycle status and consider alternate-source options to mitigate sourcing risks.
Parts in this category
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| Part & Mfr | Applications | Current | Dimming | Frequency | Internal Switch(s) | Mounting Type | Number of Outputs | Operating Temperature | Supplier Device Package | Topology | Type | Voltage | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Analog Devices / Maxim Integrated
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- | - | - | - | - | - | - | - | - | - | - | - | |
Richtek
|
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Backlight | 1.2A (Switch) | PWM | 1.1MHz | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | TSOT-23-6 | Step-Up (Boost) | DC DC Regulator | 2.5V | |
Lumissil Microsystems
|
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Mobile Communications | 40mA | - | 400kHz | Yes | Surface Mount | 3 | -40°C ~ 85°C (TA) | - | - | Linear | 2.7V | |
Diodes Incorporated
|
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- | 2A | Analog, PWM | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 8-SO-EP | Step-Down (Buck) | DC DC Regulator | 4.5V | |
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Diodes Incorporated
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Backlight | 320mA (Switch) | - | 330kHz | Yes | Surface Mount | 1 | -20°C ~ 85°C (TA) | TSOT-25 | Step-Up (Boost) | DC DC Regulator | 0.9V | |
Microchip Technology
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LED Lighting | 25mA | - | - | - | Through Hole | 1 | -40°C ~ 125°C (TJ) | TO-92-3 | Constant Current | Linear | 5V | |
Microchip Technology
|
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Backlight, Lighting, Signage | - | Analog, PWM | 25kHz, 100kHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SOIC-EP | Step-Down (Buck) | DC DC Controller | 15V | |
Lumissil Microsystems
|
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Automotive, Lighting | 1.3A | PWM | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SOP-EP | Step-Down (Buck) | DC DC Regulator | 6V | |
Lumissil Microsystems
|
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LED Lighting | 38mA | PWM | - | No | Surface Mount | 12 | -40°C ~ 125°C (TA) | 20-QFN (3x3) | Constant Current | Linear | 2.7V | |
Lumissil Microsystems
|
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General Purpose | 10mA | I²C | 1MHz | No | Surface Mount | 4 | -40°C ~ 85°C (TA) | 16-QFN (4x4) | Switched Capacitor (Charge Pump) | DC DC Regulator | 2V | |
Lumissil Microsystems
|
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Automotive, Lighting | 1.2A (Switch) | Analog, PWM | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TA) | SOT-89-5 | Step-Down (Buck) | DC DC Regulator | 6V | |
Lumissil Microsystems
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Signage | 25.2mA | No | - | No | Surface Mount | 16 | -40°C ~ 125°C (TA) | 24-QFN (4x4) | Shift Register | Linear | 3V | |
Microchip Technology
|
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Lighting, Signage | 20mA | - | - | - | Through Hole | 1 | -40°C ~ 125°C (TJ) | TO-92-3 | - | Linear | 4.75V | |
|
Analog Devices / Maxim Integrated
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
Lumissil Microsystems
|
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- | 20mA | PWM | - | Yes | Surface Mount | 16 | -40°C ~ 105°C (TA) | 28-QFN (4x4) | - | Linear | 2.7V | |
Microchip Technology
|
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Backlight, Camera Flash | 20mA | PWM | - | Yes | Surface Mount | 6 | -40°C ~ 125°C (TJ) | 10-TMLF® (2x2) | - | Linear | 3V | |
|
Nisshinbo Micro Devices
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- | 500mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C | TO-252-5 | Constant Current | Linear | 2.5V | |
Microchip Technology
|
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Lighting | 20mA | Triac | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | SOT-89-3 | Step-Down (Buck) | AC DC Offline Switcher | 20V | |
Lumissil Microsystems
|
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Automotive, Lighting | 3A | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TA) | 8-MSOP | Step-Down (Buck) | DC DC Regulator | 4.5V | |
Lumissil Microsystems
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Automotive | 3A | Analog, PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TA) | 8-SOP-EP | Step-Down (Buck) | DC DC Regulator | 4.5V | |
Monolithic Power Systems
|
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Automotive, Backlight, Lighting, Signage | 1A | Analog, PWM | 600kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | TSOT-23-5 | Step-Down (Buck) | DC DC Regulator | 6V | |
NXP Semiconductors
|
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Backlight | 25mA | PWM | - | Yes | Surface Mount | 4 | -40°C ~ 85°C (TA) | 8-HVSON (3x3) | - | Power Switch | 2.3V | |
|
Microchip Technology
|
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Lighting | 600mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SOIC | - | Linear | 3V | |
Diodes Incorporated
|
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Backlight, Lighting, Signage | - | Analog, PWM | 25kHz ~ 300kHz | No | Surface Mount | 1 | -40°C ~ 105°C (TA) | 8-SO-EP | Step-Down (Buck), Step-Up (Boost) | AC DC Offline Switcher | 15V | |
Diodes Incorporated
|
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Lighting | 500mA | Analog, PWM | - | Yes | Surface Mount | 3 | -40°C ~ 125°C (TA) | U-DFN4030-14 | - | Linear | 6.5V | |
Lumissil Microsystems
|
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LED Lighting | 25.3mA | PWM | - | No | Surface Mount | 36 | -40°C ~ 125°C (TA) | 48-eTQFP (7x7) | Constant Current | Linear | 2.7V | |
Lumissil Microsystems
|
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LED Lighting | 84mA | PWM | - | No | Surface Mount | 8 | -40°C ~ 125°C (TA) | 28-eTSSOP | Constant Current | Linear | 2.7V | |
Microchip Technology
|
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Backlight, Camera Flash | 750mA (Switch) | Analog, PWM | 1.2MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-MLF® (2x2) | Step-Up (Boost) | DC DC Regulator | 2.5V | |
|
Lumissil Microsystems
|
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Lighting | 75mA | PWM | - | No | Surface Mount | 6 | -40°C ~ 150°C (TJ) | 20-eTSSOP | Constant Current | Linear | 5V | |
Lumissil Microsystems
|
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General Purpose | 42mA | I²C, PWM | 1MHz | No | Surface Mount | 8 | -40°C ~ 125°C (TA) | 40-QFN (5x5) | - | Linear | 2.7V | |
Lumissil Microsystems
|
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Automotive, Lighting | 38mA | PWM | - | No | Surface Mount, Wettable Flank | 18 | -40°C ~ 125°C | 28-WFQFN (5x5) | Constant Current | Linear | 2.7V | |
Microchip Technology
|
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Automotive | - | Analog, PWM | 2MHz | No | Surface Mount | 1 | -40°C ~ 125°C (TA) | 8-DFN (3x3) | Step-Down (Buck) | DC DC Controller | 4.5V | |
IXYS
|
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Signage | - | PWM | 64kHz | No | Surface Mount | 1 | -40°C ~ 85°C (TA) | 8-SOIC | Step-Down (Buck) | AC DC Offline Switcher | 8V | |
NXP Semiconductors
|
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Backlight | 25mA | I²C, SMBus | 400kHz | Yes | Surface Mount | 4 | -40°C ~ 85°C (TA) | 8-TSSOP | - | Linear | 2.3V | |
|
Infineon Technologies
|
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LED Lighting | 1.5A | PWM | 2MHz | Yes | Surface Mount | 1 | -40°C ~ 150°C (TJ) | PG-DSO-8 | Step-Down (Buck) | DC DC Regulator | 8V | |
|
Analog Devices / Maxim Integrated
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
Lumissil Microsystems
|
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General Purpose | 42mA | I²C, PWM | 1MHz | No | Surface Mount | 12 | -40°C ~ 125°C (TA) | 40-QFN (5x5) | - | Linear | 2.7V | |
STMicroelectronics
|
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- | 40mA | - | 30MHz | Yes | Surface Mount | 16 | -40°C ~ 125°C (TA) | 24-SOP | Shift Register | Linear | 3V | |
|
Analog Devices / Maxim Integrated
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
Lumissil Microsystems
|
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General Purpose | 34.5mA | PWM | 24kHz | No | Surface Mount | 11 | -40°C ~ 125°C (TA) | 40-UQFN (5x5) | - | Linear | 2.7V | |
Texas Instruments
|
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Backlight | 2.8A (Switch) | PWM | 1.6MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 6-WSON (3x3) | SEPIC, Step-Up (Boost) | DC DC Regulator | 2.7V | |
|
Texas Instruments
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
Lumissil Microsystems
|
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LED Lighting | 60mA | No | 25kHz | No | Surface Mount | 18 | -40°C ~ 125°C (TA) | 28-eTSSOP | Constant Current | Linear | 3V | |
Lumissil Microsystems
|
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- | 38mA | I²C | - | Yes | Surface Mount | 18 | -40°C ~ 85°C (TA) | 24-SOP | - | Linear | 2.7V | |
Monolithic Power Systems
|
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Backlight | 1.33A (Switch) | Analog, PWM | 1.3MHz | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | TSOT-23-6 | Step-Up (Boost) | DC DC Regulator | 2.5V | |
Monolithic Power Systems
|
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Automotive, Lighting | 1A | PWM | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SOIC-EP | Step-Down (Buck) | DC DC Regulator | 4.5V | |
Analog Devices / Maxim Integrated
|
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Backlight | 225mA (Switch) | PWM | 2.4MHz | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | TSOT-23-6 | Step-Up (Boost) | DC DC Regulator | 2.7V | |
|
Texas Instruments
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
Monolithic Power Systems
|
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Backlight | 1.33A (Switch) | Single-Wire | 1.3MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | TSOT-23-5 | Step-Up (Boost) | DC DC Regulator | 2.5V | |
Lumissil Microsystems
|
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General Purpose | 38mA | I²C, PWM | 1MHz | No | Surface Mount | 9 | -40°C ~ 125°C (TA) | 60-QFN (7x7) | Constant Current | Linear | 2.7V |
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