FREE EXPRESS 100pcs Power Supply for 100W LED DC/DC Step-down Buck Driver Module

Description

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SKU:
LE-LL51113
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100 pcs 300-3000mA Buck Regulator LED Driver for 1-100W High Power LED
(100*
LE-LL51113
)
Overview：
Welcome to use LED driver series by Sure Electronics. This product is constant current and step-down DC/DC converter. Featuring under voltage lock out (UVLO), over temperature protection, LED open-circuited protection and LED short-circuited protection.
This driver features small size, high efficiency, stability, long service time and easy installation. LED dimming can be controlled via an extra pulse width modulation (PWM) through EN pin.
Features：
Minimized size, high efficiency
Constant current output, stable LED lighting
Input voltage: 10V-45V
Full protection: Thermal/UVLO（Under Voltage Lock Out）/Start-Up/LED Open-/Short- Circuit
Easy installation and long service life
Under voltage protection voltage：9.6V
10,000:1 PWM Dimming Range
250:1 Analog Dimming Range
Built-in soft-start function
Applications:
Signage and Decorative LED Lighting
Automotive LED Lighting
High Power LED Lighting
Constant Current Source
Port Definition：
Pin
Description
VIN
Positive terminal for 10V -45V DC Power supply
GND
Power Ground
LED+
Positive of LED terminal
LED-
Negative of LED terminal
EN
PWM terminal. When applied with ground or suspended, full amount of current
will be output and when connected with +5v or VIN, output current will be 0.
Specifications:
The typical parameters are listed in the table below.
Tested @ Vin=24V, 4 Luxeon White LEDs connected in series, tem 18℃ (unless noted otherwise)
Parameters
Test Condition
Min.
Typ.
Max.
Unit
Supply Voltage
-
10
-
45
V
Supply Current (no load)
Vin＝10V~60V
-
2
5
mA
Output Current
Iout
150
3000
mA
Accuracy
-
-
±3
±10
%
Efficiency
Vin=24V, 4LEDs ,
-
96
-
%
Input Voltage*
(EN)
High Potential
-
3.5
-
Vin
V
Low Potential
-
-
-
0.5
V
Minimum Turn-on Time*
-
110
150
ns
Minimum Closing Time*
-
110
150
ns
Over Temperature Protection*
-
145
165
175
℃
Over Temperature Protection Hysteretic State*
-
20
25
40
℃
Note:  * from Data Sheet of LM3409 chip. Please refer to the relevant documents for the details.
Mechanical Drawing:
Package Included:
300-3000mA Buck Regulator LED Driver x100
LED Series Product Selection Guide:
Click here：
LED Series Product  Selection Guide
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