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 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Texas Instruments
|
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- | 45mA | - | 35MHz | Yes | Surface Mount | 16 | -40°C ~ 85°C (TA) | 24-VQFN (4x4) | Shift Register | Linear | 3V | |
Monolithic Power Systems
|
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Lighting | - | - | - | No | Surface Mount | 1 | 125°C (TJ) | TSOT-23-6 | Flyback | AC DC Offline Switcher | 9.8V | |
Monolithic Power Systems
|
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Lighting | - | PWM | - | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | TSOT-23-8 | Flyback | AC DC Offline Switcher | 12V | |
Texas Instruments
|
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Backlight, Camera Flash | 1.5A (Flash) | PWM | 2MHz | Yes | Surface Mount | 3 | -40°C ~ 85°C (TA) | 20-DSBGA | 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) | 8-QFN (2x2) | Step-Up (Boost) | DC DC Regulator | 2.5V | |
|
Texas Instruments
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- | - | - | - | - | - | - | - | - | - | - | - | |
Taiwan Semiconductor
|
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Lighting | 100mA | - | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 8-SOP | Step-Down (Buck) | AC DC Offline Switcher | 20V | |
ROHM Semiconductor
|
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- | 80mA | - | 1.5MHz | Yes | Surface Mount | 1 | -35°C ~ 85°C (TA) | 6-SSOP | Switched Capacitor (Charge Pump) | DC DC Regulator | 2V | |
Texas Instruments
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Camera Flash | 900mA (Flash) | I²C | 2MHz | Yes | Surface Mount | 2 | -40°C ~ 85°C (TA) | 16-DSBGA | Step-Up (Boost) | DC DC Regulator | 2.5V | |
STMicroelectronics
|
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Camera Flash | 1A (Flash) | - | 1.8MHz | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 16-QFN (4x4) | Step-Down (Buck), Step-Up (Boost) | DC DC Regulator | 2.7V | |
Analog Devices / Maxim Integrated
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
Richtek
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Backlight | 100mA | I²C, PWM | 450kHz ~ 1.1MHz | Yes | Surface Mount | 4 | -40°C ~ 85°C (TA) | 24-WL-CSP (BSC) (1.84x2.68) | - | Linear | 2.7V | |
Richtek
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- | 78.3mA | - | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 8-SOP-EP | - | AC DC Offline Switcher | 0V | |
ROHM Semiconductor
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Backlight | 150mA | Analog, PWM | 150kHz | Yes | Surface Mount | 4 | -40°C ~ 85°C | 16-SOP | Step-Up (Boost) | DC DC Controller | 9V | |
|
Texas Instruments
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- | - | - | - | - | - | - | - | - | - | - | - | |
Richtek
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Backlight | 50mA | PWM | 600kHz ~ 1.2MHz | Yes | Surface Mount | 6 | -40°C ~ 85°C (TA) | 20-WQFN (4x4) | Step-Up (Boost) | DC DC Controller | 2.5V | |
|
Texas Instruments
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Automotive | 400mA | No | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TA) | SOT-23-5 | Step-Up (Boost) | DC DC Regulator | 1.8V | |
|
Texas Instruments
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Automotive | 250mA | No | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TA) | SOT-23-5 | Step-Up (Boost) | DC DC Regulator | 1.8V | |
On Semiconductor
|
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Lighting | 350mA | Analog | 50kHz ~ 1MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TA) | TSOT-23-5 | Step-Down (Buck) | DC DC Regulator | 6.5V | |
Texas Instruments
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Signage | 50mA | - | 20MHz | Yes | Surface Mount | 16 | -40°C ~ 85°C (TA) | 24-VQFN (4x4) | Shift Register | Linear | 3V | |
Microchip Technology
|
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Camera Flash | 1.2A (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 | |
Analog Devices / Maxim Integrated
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
ROHM Semiconductor
|
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Backlight | - | Analog, PWM | 50kHz ~ 2MHz | Yes | Surface Mount | 1 | -40°C ~ 105°C | 14-SSOP-B | Step-Up (Boost) | DC DC Regulator | 9V | |
|
Allegro Microsystems
|
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- | 150mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 8-SOIC-EP | - | Linear | 7V | |
Texas Instruments
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Backlight | 30mA | PWM | 750kHz | Yes | Surface Mount | 4 | -40°C ~ 85°C (TA) | 14-WSON (4x3) | Switched Capacitor (Charge Pump) | DC DC Regulator | 2.8V | |
Monolithic Power Systems
|
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Backlight | 1.33A (Switch) | Single-Wire | 1.3MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-QFN (2x3) | Step-Up (Boost) | DC DC Regulator | 2.5V | |
Monolithic Power Systems
|
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|
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Commercial & Industrial Lighting | - | Analog, PWM, TRIAC | - | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 10-MSOP | Flyback | DC DC Regulator | 11V | |
Taiwan Semiconductor
|
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Lighting | 2.6mA | Triac | 4.5kHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-SOP | Buck, Boost | AC DC Offline Switcher | 33V | |
Analog Devices / Maxim Integrated
|
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Backlight, Camera Flash | 20mA | PWM | 1.5MHz | Yes | Surface Mount | 4 | -40°C ~ 85°C (TA) | 16-LFCSP-VQ (3x3) | Switched Capacitor (Charge Pump) | DC DC Regulator | 2.6V | |
Power Integrations
|
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High-voltage flyback post regulator, Isolated off-line LED driver, Smart LED lighting | - | - | 145kHz | Yes | Surface Mount | 1 | -40°C ~ 150°C (TJ) | InSOP-24D | Flyback | AC DC Offline Switcher | 27V | |
Diodes Incorporated
|
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Backlight, Lighting, Signage | - | Analog, PWM | 300kHz | No | Surface Mount | 1 | -40°C ~ 105°C (TA) | 8-SO-EP | Step-Down (Buck), Step-Up (Boost) | AC DC Offline Switcher | 20V | |
Texas Instruments
|
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Backlight | 20mA | PWM | 5.4MHz | 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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Backlight | 30mA | Analog, PWM | 1.2MHz | Yes | Surface Mount | 6 | -40°C ~ 85°C (TA) | 20-VQFN (3.5x3.5) | Step-Up (Boost) | DC DC Regulator | 2.5V | |
Monolithic Power Systems
|
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Backlight | - | Analog, PWM | 200kHz ~ 2.2MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | TSOT-23-8 | Step-Up (Boost) | DC DC Regulator | 1.8V | |
Monolithic Power Systems
|
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Backlight | 1.5A | Analog, PWM | 640kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 10-QFN (1.4x1.8) | Step-Up (Boost) | DC DC Regulator | 2.7V | |
Richtek
|
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Backlight | 25mA | I²C, PWM | 100kHz ~ 1.6MHz | No | Surface Mount | 6 | - | 20-WQFN (3.5x3.5) | Step-Up (Boost) | DC DC Regulator | 2.7V | |
Texas Instruments
|
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Automotive, Lighting | 1A | Analog, PWM | 500kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-WSON (3x3) | Step-Down (Buck) | DC DC Regulator | 4.5V | |
Taiwan Semiconductor
|
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Backlight, Lighting, Signage | - | Analog, PWM | - | No | Surface Mount | 1 | -40°C ~ 150°C (TJ) | 8-SOP | Step-Down (Buck) | AC DC Offline Switcher | 8V | |
|
Allegro Microsystems
|
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Automotive | 150mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TA) | 8-SOIC-EP | - | Linear | 7V | |
Monolithic Power Systems
|
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Automotive, Backlight, Lighting, Signage | 1A | Analog, PWM | 600kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 6-QFN (3x3) | Step-Down (Buck) | DC DC Regulator | 6V | |
Richtek
|
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Backlight | 40mA | PWM | 500kHz ~ 1MHz | Yes | Surface Mount | 6 | -40°C ~ 85°C (TA) | 20-WQFN (4x4) | Step-Up (Boost) | DC DC Controller | 4.2V | |
Monolithic Power Systems
|
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Backlight, Lighting | 4A | Analog, PWM | 200kHz ~ 2.2MHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | TSOT-23-8 | 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 | |
Monolithic Power Systems
|
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Backlight | 45mA | Analog, PWM | 1.25MHz | Yes | Surface Mount | 6 | -40°C ~ 125°C (TJ) | 24-TQFN (4x4) | Step-Up (Boost) | DC DC Regulator | 3V | |
|
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 | 2.8A (Switch) | PWM | 525kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 6-WSON (3x3) | SEPIC, Step-Up (Boost) | DC DC Regulator | 2.7V | |
On Semiconductor
|
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Lighting | 1.5A (Switch) | Analog, PWM | 150kHz | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 8-DFN (4x4) | Step-Down (Buck), Step-Up (Boost) | DC DC Regulator | 3V | |
ROHM Semiconductor
|
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Automotive | - | PWM | 100Hz ~ 5kHz | No | Surface Mount | 1 | -40°C ~ 125°C (TA) | 16-SSOP-B | - | DC DC Controller | 4.5V | |
Richtek
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Backlight | 120mA | PWM | 100kHz ~ 1MHz | Yes | Surface Mount | 8 | -40°C ~ 85°C (TA) | 28-TSSOP-EP | Step-Up (Boost) | DC DC Regulator | 9V | |
|
Power Integrations
|
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Lighting | - | - | 20kHz | Yes | - | 1 | -40°C ~ 125°C (TJ) | - | Step-Down (Buck) | AC DC Offline Switcher | 90VAC |
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