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 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Texas Instruments
|
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Backlight | 150mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 10-WSON (3x3) | Switched Capacitor (Charge Pump) | DC DC Regulator | 2.8V | |
Lumissil Microsystems
|
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Automotive, Lighting | 18mA | PWM | - | No | Surface Mount | 4 | -40°C ~ 125°C (TA) | 24-eTSSOP | Constant Current | Linear | 5V | |
Analog Devices / Maxim Integrated
|
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Lighting | - | PWM | 2MHz | No | Surface Mount | 1 | -40°C ~ 125°C (TA) | 6-TDFN (3x3) | Step-Down (Buck) | DC DC Controller | 4.5V | |
Texas Instruments
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Backlight | 20mA | Analog, PWM | 515kHz | Yes | Surface Mount | 4 | -30°C ~ 85°C (TA) | 14-DSBGA | Switched Capacitor (Charge Pump) | DC DC Regulator | 2.7V | |
Texas Instruments
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Backlight | 30mA | I²C | 1.27MHz | Yes | Surface Mount | 2 | -40°C ~ 85°C (TA) | 10-SON (3x3) | Step-Up (Boost) | DC DC Regulator | 2.7V | |
ROHM Semiconductor
|
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Backlight | 400mA | Analog, PWM | 500kHz | Yes | Surface Mount | 6 | -40°C ~ 85°C (TA) | 40-HTSSOP-B | Step-Up (Boost) | DC DC Regulator | 9V | |
Texas Instruments
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- | - | Analog, PWM | 2MHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 20-HTSSOP | SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 4.5V | |
Microchip Technology
|
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Lighting | - | Triac | - | Yes | Surface Mount | 4 | -40°C ~ 125°C (TJ) | 8-SOIC | - | AC DC Offline Switcher | 90V | |
Lumissil Microsystems
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General Purpose | - | PWM | - | No | Surface Mount | 18 | -40°C ~ 105°C | 60-QFN (7x7) | - | DC DC Controller | 2.2V | |
Texas Instruments
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Lighting | 500mA | Analog, PWM | 500kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TA) | 8-SO PowerPad | Step-Down (Buck) | DC DC Regulator | 4.5V | |
Microchip Technology
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Lighting | 1A (Switch) | PWM | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SOIC-EP | Step-Down (Buck) | DC DC Regulator | 6V | |
ROHM Semiconductor
|
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Automotive | - | PWM | 100Hz ~ 5kHz | No | Surface Mount | 1 | -40°C ~ 125°C (TA) | 20-HTSSOP-B | - | DC DC Controller | 4.5V | |
Texas Instruments
|
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- | - | Analog, PWM | 2MHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 20-HTSSOP | Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 4.5V | |
Texas Instruments
|
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Lighting | 500mA | PWM | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SO PowerPad | Step-Down (Buck) | DC DC Regulator | 6V | |
Power Integrations
|
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Lighting | - | - | 20kHz | Yes | - | 1 | -40°C ~ 125°C (TJ) | - | Step-Down (Buck) | AC DC Offline Switcher | 90VAC | |
ROHM Semiconductor
|
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Backlight | - | Analog, PWM | 150kHz | No | Surface Mount | 8 | -40°C ~ 85°C (TA) | 40-SSOP-B | Step-Up (Boost) | DC DC Controller | 9V | |
Texas Instruments
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Backlight | 40mA | I²C, SPI | 2MHz | Yes | Surface Mount | 12 | -30°C ~ 85°C (TA) | 36-DSBGA | Step-Up (Boost) | DC DC Regulator | 3V | |
Taiwan Semiconductor
|
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Lighting | - | - | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 8-SOP | Step-Down (Buck) | DC DC Controller | 8V | |
Infineon Technologies
|
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LED Lighting | - | No | 1.3MHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | PG-DSO-16-23 | Half-Bridge | AC DC Offline Switcher | 8.5V | |
|
Power Integrations
|
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Lighting | - | - | 20kHz | Yes | - | 1 | -40°C ~ 125°C (TJ) | - | Step-Down (Buck) | AC DC Offline Switcher | 90VAC | |
Texas Instruments
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Backlight | 400mA | PWM | 800kHz | No | Surface Mount | 6 | -40°C ~ 85°C (TA) | 28-HTSSOP | Step-Up (Boost) | DC DC Controller | 8V | |
Monolithic Power Systems
|
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Automotive | 1.5A | PWM | 400kHz | Yes | Surface Mount, Wettable Flank | 1 | -40°C ~ 125°C (TJ) | 13-QFN (2.5x3) | Step-Down (Buck) | DC DC Regulator | 4V | |
Infineon Technologies
|
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Lighting | - | No | 1.3MHz | No | Surface Mount | 1 | -40°C ~ 150°C (TJ) | PG-DSO-19-1 | Half-Bridge | AC DC Offline Switcher | 8.5V | |
Monolithic Power Systems
|
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Automotive, Backlight | 2.5A | Analog, PWM | 250kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 10-QFN (3x3) | Step-Down (Buck), Step-Up (Boost) | DC DC Regulator | 4.5V | |
Monolithic Power Systems
|
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Automotive | 100mA | PWM | 400kHz ~ 2.2MHz | Yes | Surface Mount | 6 | -40°C ~ 125°C (TJ) | 28-TSSOP-EP | Step-Up (Boost) | DC DC Regulator | 3.5V | |
|
Analog Devices / Maxim Integrated
|
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Backlight, Lighting | - | Analog, PWM | 262kHz | No | Surface Mount | 1 | -40°C ~ 85°C (TA) | 8-uMAX/uSOP | Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost) | AC DC Offline Switcher | 10.8V | |
|
Analog Devices / Maxim Integrated
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
Analog Devices / Maxim Integrated
|
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Automotive, Backlight | - | Analog, I²C, PWM | 400kHz ~ 2.2MHz | Yes | Surface Mount | 4 | -40°C ~ 125°C | 24-TQFN (4x4) | Boost, SEPIC | DC DC Controller | 4.5V | |
Texas Instruments
|
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- | - | Analog, PWM | 2MHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 20-HTSSOP | SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 4.5V | |
Analog Devices / Maxim Integrated
|
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Backlight, Lighting | 500mA | Analog, PWM | - | Yes | Surface Mount | 4 | -40°C ~ 105°C (TA) | 16-LFCSP-WD (4x4) | - | Linear | 3V | |
|
IXYS
|
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- | 100mA | - | - | Yes | Surface Mount | 1 | -20°C ~ 115°C (TJ) | 16-DFN (5x3) | Flyback, Step-Up (Boost) | DC DC Regulator | 3V | |
Analog Devices / Maxim Integrated
|
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Automotive, Backlight, Lighting | 100mA | PWM | - | Yes | Surface Mount | 3 | -40°C ~ 125°C (TA) | 16-TQFN (5x5) | - | Linear | 5.5V | |
Analog Devices / Maxim Integrated
|
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Automotive, Signage | 350mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 16-TQFN (5x5) | - | Linear | 6.5V | |
Diodes Incorporated
|
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Automotive | 20mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | PowerDI 123 | - | Linear | 2.5V | |
Diodes Incorporated
|
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Automotive | 50mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | PowerDI 123 | - | Linear | 2.5V | |
Lumissil Microsystems
|
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Backlight | 2.2A (Switch) | Analog, PWM | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | SOT-23-6 | Step-Up (Boost) | DC DC Regulator | 2.7V | |
Diodes Incorporated
|
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Commercial & Industrial Lighting | - | PWM | 50kHz ~ 1MHz | No | Surface Mount | 1 | -40°C ~ 125°C (TA) | 8-SO-EP | Step-Down (Buck) | DC DC Controller | 4.5V | |
Infineon Technologies
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Lighting | 65mA | - | - | Yes | Surface Mount | 1 | - | PG-SC74-6 | - | Linear | 40V | |
Diodes Incorporated
|
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Automotive | 60mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TA) | PowerDI 123 | - | Linear | 2.5V | |
Infineon Technologies
|
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Lighting | 200mA | PWM | - | Yes | Surface Mount | 1 | - | PG-SC74-6 | - | Linear | 40V | |
Diodes Incorporated
|
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- | 1.5A | - | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 8-SO-EP | - | Linear | 2.5V | |
Lumissil Microsystems
|
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Automotive, Lighting | 150mA | PWM | - | No | Surface Mount | 1 | -40°C ~ 125°C (TA) | SOT-23-6 | Constant Current | Linear | 5V | |
Lumissil Microsystems
|
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Automotive, Lighting | 150mA | PWM | - | No | Surface Mount | 1 | -40°C ~ 125°C (TA) | SOT-23-6 | Constant Current | Linear | 2.9V | |
Infineon Technologies
|
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LED Lighting | 100mA | PWM | - | No | Surface Mount | 1 | -40°C ~ 150°C (TJ) | PG-SOT23-6-1 | Constant Current | Linear | 6V | |
Infineon Technologies
|
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Lighting, Signage | 250mA | - | - | Yes | Surface Mount | 1 | - | PG-SC74-6 | - | Linear | 16V | |
Infineon Technologies
|
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Lighting, Signage | 250mA | - | 10kHz | Yes | Surface Mount | 1 | - | PG-SC74-6 | - | Linear | 16V | |
Diodes Incorporated
|
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- | - | PWM | 110kHz ~ 130kHz | No | Surface Mount | 1 | -40°C ~ 125°C (TA) | 8-SO (Type TH2) | Step-Up (Boost) | DC DC Controller | 6V | |
Infineon Technologies
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LED Lighting | 10mA | Analog, PWM | - | No | Surface Mount | 1 | - | PG-SOT23-6 | Linear | Linear | 60V | |
Diodes Incorporated
|
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Backlight | 18mA | - | 160kHz | Yes | Surface Mount | 1 | 0°C ~ 85°C (TA) | SOT-23-3 | Step-Up (Boost) | DC DC Regulator | 0.8V | |
Power Integrations
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- | - | Triac | 20kHz | Yes | Surface Mount | 1 | -40°C ~ 150°C (TJ) | 8-SO | Step-Down (Buck) | AC DC Offline Switcher | 90VAC |
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