Additional Resources: Product Page 3D Model PCB Footprint datedate 11/01/201211/01/2012 pagepage 1 of 61 of 6 SERIES: VLD25-SMT DESCRIPTION: LED DRIVER FEATURES power LED driver wide input and output voltage range SMT package constant current output PWM dimming and analogue dimming short circuit protection analog dimming high efficiency up to 96% RoHS input output output ripple and dimming ef ciency MODEL voltage voltage current noise control range range range max typ (Vdc) (Vdc) (mA) (mVp-p) (%) VLD25-300-SMT 5.5 ~ 48 3.3 ~ 36 0 ~ 300 120 PWM+analog 96 VLD25-350-SMT 5.5 ~ 48 3.3 ~ 36 0 ~ 350 120 PWM+analog 96 VLD25-500-SMT 5.5 ~ 48 3.3 ~ 36 0 ~ 500 120 PWM+analog 96 VLD25-600-SMT 5.5 ~ 48 3.3 ~ 36 0 ~ 600 120 PWM+analog 96 VLD25-700-SMT 5.5 ~ 48 3.3 ~ 36 0 ~ 700 120 PWM+analog 96 PART NUMBER KEY VLD25 - XXX -SMT - X Base Number Output Voltage Packaging Style Package Optionsblan = standard TR = Tape & Reel cui.comAdditional Resources: Product Page 3D Model PCB Footprint CUI Inc SERIES: VLD25-SMT DESCRIPTION: LED DRIVER date 11/01/2012 page 2 of 6 INPUT parameter conditions/description min typ max units absolute max before device failure 5 55 Vdc operating input voltage operating input range 5.5 24 48 Vdc quiescent input Vin = 24 V, V < 0.6 V 400 A r current in off mode lter capacitor 1 F dc-dc ON (Vr on pin 7) open or 2.8 V < Vr < 6V remote on/off dc-dc OFF Vr < 0.6 V remote pin current Vr = 5V 1mA PWM frequency 0.2 kHz input voltage - analog dimming Vin = 5.5 ~ 4.8 V 0 15 V control voltage - full on 0.15 0.20 0.25 V analog dimming full off 4.3 4.5 4.7 V driving current - Vr = 5 V 0.6 A analog dimming OUTPUT parameter conditions/description min typ max units voltage range Vin = 48 V , Vo = 3.3 V ~ 36 V 3.3 36 Vdc voltage drop Vin = 5.5 ~ 48 V, 1 ~ 10 LED 2 4 Vdc current accuracy 2 3 % output current range - Vin = 5.5 ~ 48 V, 1 ~ 10 LED 0 100 % analog dimming current stability Vin = 48 V, Vo = 3.3 V ~ 36 V 1 % temperature coef cient -40 ~ 71C ambient 0.015 %/C capacitive load 1,000 F PROTECTIONS parameter conditions/description min typ max units short circuit protection continuous automatic recovery SAFETY AND COMPLIANCE parameter conditions/description EMI/EMC EN 55015 power port, EN 55015, IEC/EN 61000-4-(2, 3, 4, 5, 6) RoHS compliant yes ENVIRONMENTAL parameter conditions/description min typ max units 300/350 mA -40 85 C operating temperature 500/600/700 mA -40 71 C storage temperature -55 125 C maximum case temperature 100 C MECHANICAL parameter conditions/description min typ max units dimensions 0.94 x 0.71 x 0.31 inch (23.86 x 18.1 x 8.0 mm) case material epoxy resin (UL94-V0) weight 6g cui.com