ia2505 integration, ia2505 Datasheet - Page 9

• Manufacturer Part Number: ia2505
• Description: Ia2505 Four Channel Led Current Source For Flash And Backlighting
• Manufacturer: integration

TYPICAL APPLICATIONS
Bill of Materials for Figure 1:
Bill of Materials for Figure 2:
R1
D1-4
U1
R1
D1
U1
Reference
Reference
Any
Lumex LX5093UWC/C
Silicon Labs IA2505
Any
Lumileds LXHL-PW09
Silicon Labs IA2505
Example Manufacturers
Manufacturer Example
Figure 2: Application Circuit for 3W White LED Flash at 800mA (20msec duration or less)
Part #
Part #
Figure 1: Application Circuit for 4 Super-bright White LEDs at 20mA Each
Quantity
Quantity
1
4
1
1
2
1
Description
59.7KΩ
Super-bright White LED
Four Channel LED Current Source for Flash and
Backlighting
Description
5.6KΩ
3W Super-bright White LED
Four Channel LED Current Source for Flash and
Backlighting
Notes
SMD 0805 size
V
Notes
SMD 0805 size
V
F
F
= 3.0V @ 25mA
= 3.7V @ 700mA
IA2505
9