VLD24-350 CUI Inc, VLD24-350 Datasheet - Page 3

• Manufacturer Part Number: VLD24-350
• Description: IC LED DRIVER CONST CURR PCB
• Manufacturer: CUI Inc
• Series: V-Infinity VLD24r

Specifications of VLD24-350

• Voltage - Input: 5.5 ~ 36V
• Voltage - Output: 2 ~ 32V
• Current - Output: 350mA
• Power (watts): 11.2W
• Mounting Type: Through Hole
• Termination Style: PCB Pins
• Size / Dimension: 0.90" L x 0.40" W x 0.37" H (22.8mm x 10.2mm x 9.5mm)
• Operating Temperature: -40°C ~ 85°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 102-1899

PART NUMBER: VLD24-XXX
ANALOG DIMMING CONTROL
EMS FILTER CIRCUITS
TYPICAL APPLICATION CIRCUITS
Io can be set between 0A and Io(max) with
trim pot Rw. For example, to set the output
current (Io) to 200mA using the VLD24-350,
choose Rw=0.4Ω. The trim pot should be
placed close to pins 1 and 2 with shortest
possible leads.
+Vin
G ND
Cin
R
20050 SW 112
W
POT im
Cin = 47 μF for best performance
D
+Vin
GND
1
4
2
Cin
VLD24-XXX
R
ON /OFF /PWM
Figure 1a. Series Configuration
W
th
POT
3
+ Vin
G ND
Ave. Tualatin, Oregon 97062
Dim
1
4
Cera mic
2
VLD24-XXX
ON/ OFF /PWM
1 F
µ
3
6
5
700 H * 2
Fi
ter2 T
5
6
µ
La st LED
1 st LED
La st L ED
1st LED
Ce ra mic
2 .2 F
µ
1
4 2
phone
phone [phone] fax
Io_300
Io_350
Io_500
Io_600
Io_700
VLD24-XXX
+Vin
GND
DESCRIPTION: constant current dc-dc converter
w
w
w
w
w
0.703
0.657
0.563
0.517
0.423
0.377
0.283
0.237
0.143
0.097
Cin
0.75
0.61
0.47
0.33
0.19
0.05
ON/OFF/PWM
R
A
W
POT
0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2 2.4 2.6 2.8 3
3
Figure 1b. Parallel Configuration
Dim
1
4
2
VLD24-XXX
ON/ OF F /PWM
3
6
5
fax [phone]
Las t LED
6
5
1s t LED
R
w
1st LED
La st L ED
rev.
page
date
1/2009
3 of 4
Ω