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Endicott Research Group

ERG SFDL LED backlight drivers

SFDL drivers offer panel-specific backlight power across several input-voltage options. Choose the exact configuration for the available supply, LED strings, and brightness control.

21 Part numbers
5 V, 12 V, 24 V DC Input voltage options
1, 2, 3, 4, 5, 6 LED string options
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At a glance

SFDL configuration options

Dimming control
External or onboard, by configuration
Input voltage options
5 V, 12 V, 24 V DC
LED string options
1, 2, 3, 4, 5, 6
String voltage (typical, varies by part)
9.9–35.2 V
Current per string (typical, varies by part)
15–142 mA

SFDL includes separate 5 V, 12 V, and 24 V configurations. Tell us the supply voltage and panel number and we’ll help narrow the choice.

SFDL part numbers.

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Choose one or more specifications to narrow the list.

Input voltage
LED strings
String voltage (typ.)
Current per string (typ.)
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21 products
SFDLA3638FEndicott Research Group SFDLLED backlight driver, 5 V DC input, 6 LED strings. Typical per-string output: 28.8 V, 16.2 mA. 5 V628.8 V16.2 mA
SFDLA3789FEndicott Research Group SFDLLED backlight driver, 5 V DC input, 3 LED strings. Typical per-string output: 13.2 V, 54 mA. 5 V313.2 V54 mA
SFDLA3810FEndicott Research Group SFDLLED backlight driver, 5 V DC input, 1 LED string. Typical per-string output: 9.9 V, 142 mA. 5 V19.9 V142 mA
SFDLA3941FEndicott Research Group SFDLLED backlight driver, 5 V DC input, 2 LED strings. Typical per-string output: 16 V, 86 mA. 5 V216 V86 mA
SFDLA4009FEndicott Research Group SFDLLED backlight driver, 5 V DC input, 2 LED strings. Typical per-string output: 20.4 V, 90 mA. 5 V220.4 V90 mA
SFDLB3646FEndicott Research Group SFDLLED backlight driver, 12 V DC input, 5 LED strings. Typical per-string output: 28.8 V, 20 mA. 12 V528.8 V20 mA
SFDLB3647FEndicott Research Group SFDLLED backlight driver, 12 V DC input, 6 LED strings. Typical per-string output: 22.4 V, 15 mA. 12 V622.4 V15 mA
SFDLB3695FEndicott Research Group SFDLLED backlight driver, 12 V DC input, 3 LED strings. Typical per-string output: 19.2 V, 15 mA. 12 V319.2 V15 mA
SFDLB3753FEndicott Research Group SFDLLED backlight driver, 12 V DC input, 5 LED strings. Typical per-string output: 28.8 V, 17 mA. 12 V528.8 V17 mA
SFDLB3785FEndicott Research Group SFDLLED backlight driver, 12 V DC input, 4 LED strings. Typical per-string output: 33 V, 25 mA. 12 V433 V25 mA
SFDLB3786FEndicott Research Group SFDLLED backlight driver, 12 V DC input, 1 LED string. Typical per-string output: 19.5 V, 100 mA. 12 V119.5 V100 mA
SFDLB3787FEndicott Research Group SFDLLED backlight driver, 12 V DC input, 1 LED string. Typical per-string output: 29.5 V, 20.2 mA. 12 V129.5 V20.2 mA
SFDLB3866FEndicott Research Group SFDLLED backlight driver, 12 V DC input, 3 LED strings. Typical per-string output: 35.2 V, 20.3 mA. 12 V335.2 V20.3 mA
SFDLB3878FEndicott Research Group SFDLLED backlight driver, 12 V DC input, 4 LED strings. Typical per-string output: 28.4 V, 15 mA. 12 V428.4 V15 mA
SFDLB3882FEndicott Research Group SFDLLED backlight driver, 12 V DC input, 5 LED strings. Typical per-string output: 29.7 V, 25.5 mA. 12 V529.7 V25.5 mA
SFDLB3884FEndicott Research Group SFDLLED backlight driver, 12 V DC input, 2 LED strings. Typical per-string output: 29.7 V, 25.5 mA. 12 V229.7 V25.5 mA
SFDLB3885FEndicott Research Group SFDLLED backlight driver, 12 V DC input, 4 LED strings. Typical per-string output: 29.7 V, 25.5 mA. 12 V429.7 V25.5 mA
SFDLB3902FEndicott Research Group SFDLLED backlight driver, 12 V DC input, 3 LED strings. Typical per-string output: 25.6 V, 20 mA. 12 V325.6 V20 mA
SFDLB3962FEndicott Research Group SFDLLED backlight driver, 12 V DC input, 6 LED strings. Typical per-string output: 28.8 V, 16.2 mA. 12 V628.8 V16.2 mA
SFDLC3760FEndicott Research Group SFDLLED backlight driver, 24 V DC input, 2 LED strings. Typical per-string output: 12 V, 20 mA. 24 V212 V20 mA
SFDLC3875FEndicott Research Group SFDLLED backlight driver, 24 V DC input, 4 LED strings. Typical per-string output: 29.7 V, 25.6 mA. 24 V429.7 V25.6 mA

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Input voltage
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String voltage (typ.)
Current per string (typ.)

Dimming and connections

SFDLA3638F runs from a 5 V supply and has a 99.8 × 27.9 mm board. It accepts external PWM or an analog input for onboard dimming. We can confirm mounting dimensions and control wiring for the SFDL part you need.

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