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.
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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 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Monolithic Power Systems
|
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Camera Flash | - | - | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 10-QFN (2x2) | Flyback | DC DC Regulator | 2.8V | |
|
Monolithic Power Systems
|
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Backlight, Lighting | - | PWM | 160kHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SOIC | Step-Down (Buck) | DC DC Controller | 8V | |
Monolithic Power Systems
|
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Backlight | 350mA | Analog, PWM | 540kHz | No | Surface Mount | 4 | -40°C ~ 125°C (TJ) | 16-SOIC | Step-Up (Boost) | DC DC Controller | 4.5V | |
Seoul Semiconductor Inc.
|
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- | - | Analog, TRIAC | - | Yes | Surface Mount | 4 | -30°C ~ 100°C (TA) | - | - | AC DC Offline Switcher | 120VAC | |
Integrated Silicon Solution
|
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- | 34mA | Analog | - | - | Surface Mount | 18 | -40°C ~ 85°C (TA) | 40-QFN (5x5) | - | Linear | 2.7V | |
|
Monolithic Power Systems
|
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Automotive, Backlight, Lighting | - | Analog, PWM | 30kHz ~ 465kHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 14-QFN (3x4) | Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 4.5V | |
Monolithic Power Systems
|
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Backlight | 350mA (Switch) | Analog, PWM | 1.3MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | TSOT-23-6 | Step-Up (Boost) | DC DC Regulator | 2.5V | |
Monolithic Power Systems
|
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Backlight | 350mA (Switch) | Analog, PWM | 1.3MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | TSOT-23-6 | Step-Up (Boost) | DC DC Regulator | 2.5V | |
Monolithic Power Systems
|
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Backlight | 350mA (Switch) | Analog, PWM | 1.3MHz | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | TSOT-23-5 | Step-Up (Boost) | DC DC Regulator | 2.5V | |
|
Monolithic Power Systems
|
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Automotive, Backlight, Lighting | - | Analog, PWM | 600kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SOIC-EP | Step-Down (Buck) | DC DC Regulator | 6V | |
Texas Instruments
|
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Automotive | 150mA | PWM | - | No | Surface Mount | 4 | -40°C ~ 125°C (TA) | 20-HTSSOP | - | Linear | 4.5V | |
Monolithic Power Systems
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Backlight | 350mA | PWM | 540kHz | No | Surface Mount | 4 | -40°C ~ 125°C (TJ) | 16-SOIC | Step-Up (Boost) | DC DC Controller | 5V | |
Monolithic Power Systems
|
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Backlight | 300mA | Analog, I²C, PWM | 100kHz ~ 900kHz | No | Surface Mount | 4 | -40°C ~ 125°C (TJ) | 20-QFN (4x4) | Step-Up (Boost) | DC DC Controller | 4.5V | |
|
Diodes Incorporated
|
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General Purpose | 350mA | PWM | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 105°C (TA) | TSOT-25 | Step-Down (Buck) | DC DC Regulator | 7V | |
Monolithic Power Systems
|
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Lighting | - | - | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SOIC | Step-Down (Buck) | AC DC Offline Switcher | 85VAC | |
Richtek
|
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Backlight | 400mA (Switch) | PWM | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 8-WDFN (2x2) | Step-Up (Boost) | DC DC Regulator | 2.7V | |
STMicroelectronics
|
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- | 40mA | - | 30MHz | Yes | Surface Mount | 16 | -40°C ~ 125°C (TA) | 24-TSSOP | Shift Register | Linear | 3V | |
Analog Devices / Maxim Integrated
|
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Backlight, Lighting, Signage | 100mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TA) | 6-TDFN (3x3) | - | Linear | 6.5V | |
Analog Devices / Maxim Integrated
|
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Backlight, Lighting, Signage | 100mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TA) | 8-SOIC-EP | - | Linear | 6.5V | |
|
Texas Instruments
|
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Backlight | 350mA (Switch) | PWM | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | SOT-23-THIN | Step-Up (Boost) | DC DC Regulator | 1.8V | |
Texas Instruments
|
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Camera Flash | 600mA (Flash) | I²C | 2MHz | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 12-DSBGA | Step-Up (Boost) | DC DC Regulator | 2.5V | |
Monolithic Power Systems
|
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Backlight | 1.3A (Switch) | PWM | 1MHz | Yes | Surface Mount | 1 | -20°C ~ 85°C (TA) | 10-QFN (3x3) | Step-Up (Boost) | DC DC Regulator | 4.5V | |
|
Renesas
|
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Backlight | - | PWM, SPI | - | No | Surface Mount | 16 | -40°C ~ 150°C (TJ) | 44-TQFP (10x10) | Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 4.5V, 9V | |
Diodes Incorporated
|
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Backlight | 30mA | Analog, PWM | - | Yes | Surface Mount | 6 | -40°C ~ 85°C (TA) | 24-QFN (4x4) | Step-Up (Boost) | DC DC Regulator | 4.8V | |
|
Microchip Technology
|
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Lighting | - | PWM | 1.5MHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SOIC | Step-Down (Buck) | DC DC Controller | 4.5V | |
Monolithic Power Systems
|
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Automotive, Backlight, Lighting, Signage | 550mA | Analog, PWM | 600kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 6-QFN (3x3) | Step-Down (Buck) | DC DC Regulator | 6V | |
STMicroelectronics
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- | 40mA | - | 30MHz | Yes | Surface Mount | 16 | -40°C ~ 125°C (TA) | 24-TSSOP-EP | Shift Register | Linear | 3V | |
Monolithic Power Systems
|
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Backlight | 300mA | Analog, I²C, PWM | 100kHz ~ 900kHz | No | Surface Mount | 4 | -40°C ~ 125°C (TJ) | 20-QFN (4x4) | Step-Up (Boost) | DC DC Controller | 4.5V | |
Monolithic Power Systems
|
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Automotive, Backlight, Lighting, Signage | 700mA | Analog, PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 6-QFN (3x3) | Step-Down (Buck) | DC DC Regulator | 6V | |
Monolithic Power Systems
|
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Automotive, Backlight, Lighting, Signage | 700mA | Analog, PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | TSOT-23-5 | Step-Down (Buck) | DC DC Regulator | 6V | |
Monolithic Power Systems
|
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Backlight | 2A | Analog, PWM | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | TSOT-23-6 | Step-Down (Buck) | DC DC Regulator | 4.2V | |
Monolithic Power Systems
|
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- | - | - | - | - | Surface Mount | - | - | TSOT-23-6 | - | - | - | |
Monolithic Power Systems
|
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Backlight | 2A | Analog | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | TSOT-23-6 | Step-Down (Buck) | DC DC Regulator | 4.2V | |
Monolithic Power Systems
|
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Backlight | 2A | Analog | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | TSOT-23-8 | Step-Down (Buck) | DC DC Regulator | 4.2V | |
|
Monolithic Power Systems
|
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Automotive, Backlight, Lighting | - | Analog, PWM | 112kHz ~ 670kHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 16-SOIC | SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 26V | |
|
Monolithic Power Systems
|
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Automotive, Backlight, Lighting | - | Analog, PWM | 112kHz ~ 670kHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 16-SOIC | SEPIC, Step-Up (Boost) | DC DC Controller | 7.6V | |
|
Monolithic Power Systems
|
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Backlight, Lighting | 1A | Analog, PWM | 200kHz ~ 600kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-MSOP-EP | Step-Down (Buck) | DC DC Regulator | 6V | |
STMicroelectronics
|
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- | 40mA | - | 30MHz | Yes | Surface Mount | 16 | -40°C ~ 125°C (TA) | 24-TSSOP-EP | Shift Register | Linear | 3V | |
|
On Semiconductor
|
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Automotive, Lighting | - | PWM, SPI | 350kHz | No | Surface Mount, Wettable Flank | 2 | -40°C ~ 150°C (TJ) | 24-QFN (4x4) | Step-Up (Boost) | DC DC Controller | 5V | |
Maxlinear
|
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Backlight, Camera Flash | 400mA (Flash) | - | 2.4MHz | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 10-DFN (3x3) | Switched Capacitor (Charge Pump) | DC DC Regulator | 2.7V | |
Analog Devices / Maxim Integrated
|
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Lighting | 1A | Yes | 770kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-TDFN (3x3) | Step-Up (Boost) | DC DC Regulator | 6.5V | |
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 | |
Monolithic Power Systems
|
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Backlight | 350mA (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 | |
Infineon Technologies
|
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Automotive | 90mA | Analog, PWM | 100kHz ~ 500kHz | No | Surface Mount | 1 | -40°C ~ 150°C (TJ) | PG-TSDSO-14 | Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 4.5V | |
Microchip Technology
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Backlight | 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 | |
Monolithic Power Systems
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- | - | Analog, PWM | 640kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 10-QFN (3x3) | Step-Up (Boost) | DC DC Regulator | 2.7V | |
Analog Devices / Maxim Integrated
|
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Automotive, Lighting, Signage | 100mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TA) | 8-SOIC-EP | - | Linear | 5V | |
Monolithic Power Systems
|
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Camera Flash | - | - | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 10-QFN (2x2) | Flyback | DC DC Regulator | 2.5V | |
|
Monolithic Power Systems
|
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Lighting | - | Triac | 22kHz | No | Surface Mount | 1 | - | 8-SOIC-EP | Step-Down (Buck), Step-Up (Boost) | AC DC Offline Switcher | 4.1V | |
|
Monolithic Power Systems
|
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Lighting | - | Analog, PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SOIC | Flyback, Step-Down (Buck), Step-Up (Boost) | AC DC Offline Switcher | 6V |
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