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 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Lumissil Microsystems
|
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General Purpose | 42mA | I²C, PWM | 1MHz | Yes | Surface Mount | 16 | -40°C ~ 125°C (TA) | 48-eTQFP (7x7) | Constant Current | Linear | 2.7V | |
Renesas
|
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Backlight | 50mA | PWM | 600kHz | Yes | Surface Mount | 4 | -40°C ~ 85°C (TA) | 16-TQFN (3x3) | Step-Up (Boost) | DC DC Regulator | 4V | |
Analog Devices / Maxim Integrated
|
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Backlight | 225mA (Switch) | PWM | 1.2MHz | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | TSOT-23-6 | Step-Up (Boost) | DC DC Regulator | 2.7V | |
Toshiba
|
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- | 40mA | Analog, I²C, PWM | - | Yes | Surface Mount | 24 | -40°C ~ 85°C (TA) | 36-WQFN (6x6) | - | Linear | 3V | |
|
Texas Instruments
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
Analog Devices / Maxim Integrated
|
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Lighting, Signage | 55mA | - | - | Yes | Surface Mount | 8 | -40°C ~ 125°C (TA) | 16-TSSOP-EP | Shift Register | Linear | 3V | |
Renesas
|
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Backlight | 50mA | PWM | 600kHz | Yes | Surface Mount | 4 | -40°C ~ 85°C (TA) | 16-TQFN (3x3) | Step-Up (Boost) | DC DC Regulator | 4V | |
Analog Devices / Maxim Integrated
|
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Automotive, Lighting, Signage | 350mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SOIC-EP | - | Linear | 6.5V | |
|
Analog Devices / Maxim Integrated
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
Analog Devices / Maxim Integrated
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Commercial & Industrial Lighting | 2A | Analog, PWM | 400kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C | 14-TSSOP-EP | Step-Down (Buck) | DC DC Regulator | 4.5V | |
Analog Devices / Maxim Integrated
|
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- | - | Analog, PWM | 100kHz ~ 1MHz | No | Surface Mount | 1 | 0°C ~ 125°C (TJ) | 16-QFN (3x3) | Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 4.5V | |
Texas Instruments
|
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- | - | PWM | 350kHz ~ 490kHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 16-HTSSOP | Flyback, SEPIC, Step-Up (Boost) | DC DC Controller | 4.5V | |
Analog Devices / Maxim Integrated
|
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Automotive, Lighting | - | Analog, PWM | 100kHz ~ 1MHz | No | Surface Mount | 1 | -40°C ~ 125°C (TA) | 16-TSSOP-EP | Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 5V | |
Analog Devices / Maxim Integrated
|
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Backlight | 400mA | PWM | 1MHz | Yes | Surface Mount | 2 | -40°C ~ 85°C (TA) | 10-DFN (3x3) | Step-Up (Boost) | DC DC Regulator | 2.7V | |
Analog Devices / Maxim Integrated
|
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Backlight | - | PWM | 125kHz ~ 1.5MHz | No | Surface Mount | 1 | -40°C ~ 85°C (TA) | 28-TQFN (5x5) | SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 4.75V | |
Analog Devices / Maxim Integrated
|
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Backlight | 50mA | - | 400kHz | Yes | Surface Mount | 17 | -40°C ~ 125°C (TA) | 24-TQFN (4x4) | - | Linear | 2V | |
Analog Devices / Maxim Integrated
|
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Lighting | 750mA (Switch) | Analog, PWM | 400kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 16-MSOP | SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Regulator | 3V | |
Analog Devices / Maxim Integrated
|
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Lighting | 750mA (Switch) | Analog, PWM | 2.2MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 16-MSOP | SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Regulator | 3V | |
Analog Devices / Maxim Integrated
|
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Automotive, Lighting | 2A | Analog, PWM | 200kHz ~ 2MHz | Yes | Surface Mount | 1 | 0°C ~ 125°C (TJ) | 28-QFN (4x5) | Step-Down (Buck) | DC DC Regulator | 3.6V | |
Analog Devices / Maxim Integrated
|
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- | - | Analog, PWM | 100kHz ~ 1MHz | No | Surface Mount | 1 | 0°C ~ 125°C (TJ) | 16-MSOP-EP | Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 4.5V | |
Analog Devices / Maxim Integrated
|
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- | - | Analog, PWM | 100kHz ~ 1MHz | No | Surface Mount | 1 | -40°C ~ 125°C (TA) | 16-MSOP-EP | Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 4.5V | |
Analog Devices / Maxim Integrated
|
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- | 30mA | Analog, PWM | 200kHz ~ 2.5MHz | Yes | Surface Mount | 6 | -40°C ~ 125°C (TJ) | 24-TSSOP | Step-Up (Boost) | DC DC Regulator | 3V | |
Analog Devices / Maxim Integrated
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Signage | 55mA | - | - | Yes | Through Hole | 16 | -40°C ~ 125°C (TA) | 24-PDIP | Shift Register | Linear | 3V | |
Analog Devices / Maxim Integrated
|
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Backlight | 1.5A (Switch) | Analog, PWM | 250kHz ~ 2.5MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 16-TSSOP-EP | Step-Down (Buck), Step-Up (Boost) | DC DC Regulator | 3V | |
Analog Devices / Maxim Integrated
|
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- | - | Analog, PWM | 100kHz ~ 1MHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 28-TSSOP-EP | - | DC DC Controller | 4.5V | |
Analog Devices / Maxim Integrated
|
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- | - | Analog, PWM | 100kHz ~ 1MHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 28-TSSOP-EP | SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 6V | |
Analog Devices / Maxim Integrated
|
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- | 3.5A (Switch) | Analog, PWM | 100kHz ~ 1MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 36-QFN (5x6) | Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Regulator | 4.5V | |
Richtek
|
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Lighting | 1.4A | - | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 8-SOP | Step-Down (Buck) | AC DC Offline Switcher | 10V | |
Analog Devices / Maxim Integrated
|
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Lighting | - | PWM | 200kHz ~ 1MHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 28-QFN (4x5) | Step-Down (Buck) | DC DC Controller | 6V | |
MACOM Technology Solutions
|
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- | 2A | - | - | - | - | 4 | - | - | - | - | - | |
Diodes Incorporated
|
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Lighting, Signage | 20mA | No | - | No | Surface Mount | 1 | -40°C ~ 105°C (TA) | PowerDI 123 | - | Linear | 7V | |
Nexperia USA Inc.
|
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Automotive | 20mA | - | - | Yes | Surface Mount | 1 | -55°C ~ 150°C (TA) | 6-TSOP | - | Linear | 38V | |
Nexperia USA Inc.
|
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Automotive | 250mA | PWM | - | Yes | Surface Mount | 1 | -55°C ~ 150°C (TJ) | DFN2020D-6 | Constant Current | Linear | 16V | |
Diodes Incorporated
|
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- | - | - | 1MHz | No | Surface Mount | 1 | -40°C ~ 105°C (TA) | 8-SO | Step-Up (Boost) | AC DC Offline Switcher | 5V | |
Diodes Incorporated
|
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Signage | 40mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TA) | SOD-123 | - | Linear | 2.5V | |
Diodes Incorporated
|
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Automotive | 30mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | PowerDI 123 | - | Linear | 2.5V | |
Diodes Incorporated
|
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Automotive | 15mA | PWM | 50kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TA) | SOT-25 | - | Linear | 4.5V | |
Renesas
|
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- | - | - | - | No | Surface Mount | 3 | -40°C ~ 85°C (TA) | 8-TDFN (2x2) | - | Linear | 3V | |
Diodes Incorporated
|
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Lighting | - | - | - | No | Surface Mount | 1 | -40°C ~ 150°C (TJ) | 8-SO | Step-Up (Boost) | AC DC Offline Switcher | 10.3V | |
Lumissil Microsystems
|
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Signage | 25.2mA | No | - | No | Surface Mount | 16 | -40°C ~ 125°C (TA) | 24-SSOP | Shift Register | Linear | 3V | |
|
Texas Instruments
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
Renesas
|
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- | - | - | - | No | Surface Mount | 5 | -40°C ~ 85°C (TA) | 12-TDFN (2.5x2.5) | - | Power Switch | 3V | |
Taiwan Semiconductor
|
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Automotive, Lighting | 11mA | PWM | - | Yes | Surface Mount | 1 | -55°C ~ 150°C (TJ) | SOT-26 | - | Linear | 40V | |
Taiwan Semiconductor
|
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Automotive, Lighting | 11mA | PWM | - | Yes | Surface Mount | 1 | -55°C ~ 150°C (TJ) | SOT-26 | - | Linear | 40V | |
Taiwan Semiconductor
|
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Automotive, Lighting | 65mA | - | - | Yes | Surface Mount | 1 | -55°C ~ 150°C (TJ) | SOT-26 | - | Linear | 38V | |
Power Integrations
|
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Lighting | - | - | 20kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SO | Step-Down (Buck) | AC DC Offline Switcher | 90VAC | |
On Semiconductor
|
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Backlight, Lighting | - | Analog, PWM | 500kHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SOIC | - | Linear | 10V | |
On Semiconductor
|
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- | 12mA | - | - | Yes | Surface Mount | 8 | -55°C ~ 125°C (TA) | 16-QFN (3x3) | - | Linear | 2V | |
|
Analog Devices / Maxim Integrated
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
Lumissil Microsystems
|
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Automotive, Backlight, Lighting | - | Analog, PWM | 1MHz | No | Surface Mount | 1 | -40°C ~ 85°C (TA) | SOT-23-5 | Step-Down (Buck) | DC DC Controller | 6V |
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