small size power led driver circuits?

[gimon]

led driver circuits

how can be produced small size power supply?(1 watt 350 ma, 230 V ac input voltage.) i need small size power led driver circuit as DX-04350V and DX-MU38-5 like these models in link which is given below.
**broken link removed**

if anyone helps me so i will be so glad.
Anyone has circuit diagrams for like these product?
Thanks for your kindness.

 

[Dmitron]

led driver circuit

Look to **broken link removed**

 

[mir_as82]

power led driver circuit

i know there are many led driver ICs but is there any circuit diagram ? i need constant current 300 or 350 ma, 220 Vac input.