| 摘要 |
A ballast device for a compact fluorescent lamp, comprises a ballast case including upper case 10-1, a lower case, and PCBs. The upper case has a incandescent lamp base 19 and the lower case has a socket substrate 11 having a compact fluorescent lamp socket. A bottom portion of the upper case is assembled with said lower case having a socket substrate 11. The PCBs includes a first PCB 15 where electronic circuit components 15-2 are mounted on, having a first receiving portion for allowing for the fluorescent lamp socket to be inserted in, and a second PCB 16 where a electronic circuit components 16-2 are mounted, and the mounted components 16-2 having long height are located in center area of the second PCB 16 to be located inside the bulb base 19.
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