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 | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Analog Devices / Maxim Integrated
|
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- | 1A (Switch) | Analog, PWM | 330kHz ~ 2.1MHz | Yes | Surface Mount | 3 | -40°C ~ 125°C (TJ) | 28-TSSOP-EP | Step-Down (Buck), Step-Up (Boost) | DC DC Regulator | 3V | |
Analog Devices / Maxim Integrated
|
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Backlight | 2.3A (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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General Purpose | - | Analog, PWM | 100kHz ~ 1MHz | Yes | 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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Backlight | 1.6A | Analog, PWM | 300kHz ~ 2MHz | Yes | Surface Mount | 4 | -40°C ~ 150°C (TJ) | 40-QFN (6x6) | Step-Up (Boost) | DC DC Regulator | 3V | |
Analog Devices / Maxim Integrated
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Backlight | 2.3A (Switch) | Analog, PWM | 250kHz ~ 2.5MHz | Yes | Surface Mount | 1 | -40°C ~ 150°C (TJ) | 16-QFN (4x4) | Step-Down (Buck), Step-Up (Boost) | DC DC Regulator | 3V | |
Analog Devices / Maxim Integrated
|
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- | 600mA (Switch) | PWM | 330kHz ~ 2.1MHz | Yes | Surface Mount | 3 | -40°C ~ 125°C (TJ) | 28-TSSOP-EP | SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Regulator | 3V | |
Analog Devices / Maxim Integrated
|
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Backlight | 2.3A (Switch) | Analog, PWM | 250kHz ~ 2.5MHz | Yes | Surface Mount | 1 | -40°C ~ 150°C (TJ) | 16-TSSOP-EP | Step-Down (Buck), Step-Up (Boost) | DC DC Regulator | 3V | |
Analog Devices / Maxim Integrated
|
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- | 600mA (Switch) | PWM | 330kHz ~ 2.1MHz | Yes | Surface Mount | 3 | -40°C ~ 125°C (TJ) | 28-TSSOP-EP | SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Regulator | 3V | |
Renesas
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General Purpose | - | - | 90kHz | No | Surface Mount | 1 | -40°C ~ 150°C (TJ) | 8-SOIC | Flyback, Step-Down (Buck), Step-Up (Boost) | AC DC Offline Switcher | - | |
Analog Devices / Maxim Integrated
|
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Automotive, Lighting | - | Analog, PWM | 100kHz ~ 1MHz | No | Surface Mount | 3 | -40°C ~ 125°C (TA) | 48-LQFP-EP (7x7) | Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 2.5V | |
Analog Devices / Maxim Integrated
|
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- | - | Analog, PWM | 1MHz | No | Surface Mount | 3 | -40°C ~ 125°C (TA) | 36-QFN (5x6) | Step-Down (Buck) | DC DC Controller | 3.3V | |
Analog Devices / Maxim Integrated
|
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Lighting | - | Analog, PWM | 200 ~ 700kHz | No | Surface Mount | 1 | -40°C ~ 150°C (TJ) | 38-TSSOP-EP | Step-Down (Buck), Step-Up (Boost) | DC DC Controller | 4.7V | |
On Semiconductor
|
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- | 20mA | PWM | - | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | SC-70-5 | - | Linear | 2.7V | |
On Semiconductor
|
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Backlight | 20mA | PWM | 500kHz | Yes | Surface Mount | 2 | -40°C ~ 85°C (TA) | 12-MLP (4x4) | Step-Up (Boost) | DC DC Regulator | 2.7V | |
On Semiconductor
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Lighting | - | Analog | 20kHz ~ 250kHz | No | Surface Mount | 1 | -40°C ~ 125°C (TA) | 8-SOIC | Step-Down (Buck) | AC DC Offline Switcher | 9V | |
|
Renesas
|
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LED Lighting | - | - | 90kHz, 120kHz | No | Surface Mount | 1 | -40°C ~ 150°C (TJ) | SOT-23-6 | Flyback, Step-Down (Buck), Step-Up (Boost) | AC DC Offline Switcher | - | |
Infineon Technologies
|
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LED Lighting | - | PWM | 67kHz | Yes | Through Hole | 1 | -40°C ~ 150°C (TJ) | PG-DIP-8-6 | Flyback | AC DC Offline Switcher | 10.3V | |
Catalyst Semiconductor Inc.
|
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Backlight, Camera Flash | 250mA | - | 900kHz, 1.2MHz | Yes | Surface Mount | 2 | -40°C ~ 85°C (TA) | 12-TDFN (3x3) | Step-Up (Boost) | DC DC Regulator | 2.8V | |
Texas Instruments
|
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Backlight, Lighting | 25mA | PWM | 1.33MHz | Yes | Surface Mount | 8 | -30°C ~ 85°C (TA) | 20-DSBGA (2.04x1.78) | Switched Capacitor (Charge Pump) | DC DC Regulator | 2.7V | |
Texas Instruments
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Camera Flash | 1A (Flash) | - | 1.25MHz | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 14-WSON (4x4) | Step-Up (Boost) | DC DC Regulator | 2.7V | |
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 | |
Texas Instruments
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Backlight, Camera Flash | 1.7A (Switch) | - | 1MHz ~ 2MHz | Yes | Surface Mount | 5 | -30°C ~ 85°C (TA) | 30-DSBGA | Step-Up (Boost) | DC DC Regulator | 3V | |
Elantec Semiconductor Inc
|
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Backlight | 500mA | PWM | 1MHz | Yes | Surface Mount | 1 | -40°C ~ 85°C (TA) | 8-MSOP | Step-Up (Boost) | DC DC Regulator | 2.6V | |
|
ROHM Semiconductor
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
Texas Instruments
|
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Lighting | 1A | Triac | 30kHz ~ 1MHz | No | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 10-VSSOP | Step-Down (Buck) | AC DC Offline Switcher | 8V | |
Infineon Technologies
|
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- | - | PWM | 500kHz | No | Through Hole | 1 | -25°C ~ 150°C (TJ) | 8-PDIP | Step-Down (Buck) | DC DC Controller | 8V | |
Analog Devices / Maxim Integrated
|
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Backlight, Camera Flash | 30mA, 400mA (Flash) | Single-Wire | 1MHz | Yes | Surface Mount | 8 + 2LDOs | -40°C ~ 85°C (TA) | 28-TQFN-EP (4x4) | Switched Capacitor (Charge Pump) | DC DC Regulator | 2.7V | |
Catalyst Semiconductor Inc.
|
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Backlight | 32mA | - | 800kHz ~ 1.1MHz | Yes | Surface Mount | 6 | -40°C ~ 85°C (TA) | 16-TQFN (3x3) | Switched Capacitor (Charge Pump) | DC DC Regulator | 2.5V | |
Texas Instruments
|
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Lighting | - | Triac | - | Yes | Surface Mount | 1 | -40°C ~ 125°C (TJ) | 16-SOIC | Flyback, Step-Down (Buck), Step-Up (Boost) | AC DC Offline Switcher | 8V | |
Catalyst Semiconductor Inc.
|
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- | 25mA | - | 400Hz | Yes | Surface Mount | 16 | -40°C ~ 85°C (TA) | 24-TSSOP | - | Linear | 2.3V | |
Catalyst Semiconductor Inc.
|
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Backlight | 31mA | - | 800kHz ~ 1.3MHz | - | Surface Mount | 4 | -40°C ~ 85°C (TA) | 12-TDFN (3x3) | Switched Capacitor (Charge Pump) | - | 3V | |
Catalyst Semiconductor Inc.
|
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Backlight | 30mA | Analog, PWM | 1MHz | Yes | Surface Mount | 6 | -40°C ~ 85°C (TA) | 16-TQFN (4x4) | Switched Capacitor (Charge Pump) | DC DC Regulator | 3V | |
Catalyst Semiconductor Inc.
|
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Signage | 80mA | PWM | 25MHz | Yes | Surface Mount | 16 | -40°C ~ 85°C (TA) | 24-TSSOP | Shift Register | Linear | 3V | |
|
Analog Devices / Maxim Integrated
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
Analog Devices / Maxim Integrated
|
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Backlight | 20mA | No | 100kHz | Yes | Surface Mount | 10 | -40°C ~ 125°C (TA) | 16-QSOP | - | Linear | 2.25V | |
Analog Devices / Maxim Integrated
|
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Lighting, Signage | 55mA | No | - | Yes | Surface Mount | 16 | -40°C ~ 125°C (TA) | 24-TSSOP | Shift Register | Linear | 3V | |
Catalyst Semiconductor Inc.
|
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Backlight | 30mA | PWM | 1MHz | Yes | Surface Mount | 4 | -40°C ~ 85°C (TA) | 16-TQFN (4x4) | Switched Capacitor (Charge Pump) | DC DC Regulator | 3V | |
|
Infineon Technologies
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
NXP Semiconductors
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
On Semiconductor
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Catalyst Semiconductor Inc.
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- | 25mA | I²C | 400Hz | Yes | Surface Mount | 16 | -40°C ~ 85°C (TA) | 24-SOIC | - | Linear | 2.3V | |
NXP Semiconductors
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
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Renesas
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NXP Semiconductors
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Renesas
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- | - | - | - | - | - | - | - | - | - | - | - | |
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On Semiconductor
|
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- | - | - | - | - | - | - | - | - | - | - | - | |
NXP Semiconductors
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NXP Semiconductors
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NXP Semiconductors
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Texas Instruments
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