AN2590 Datasheet, PDF (16/17 Pages) STMicroelectronics – 20 W dimmable CFL ballast solution

Revision history
AN2590
Table 2. Bill of material (continued)
Symbol
Value
Note
ZD1
15V
Q1, Q2
STD4NK50Z
Zener protected SuperMESH™ Power MOSFET,
STMicroelectronics
IC1
L6574D
high performance ballast driver, STMicroelectronics
Table 3. Specification of inductors - "L1" and "Lr"
Key item
Used type
Core
PC40EE16-Z or equivalent
Bobbin
BE16-116CPFR
Winding
AWG34 * 200 turns
Air gap
~ 0.3 mm on each leg for the inductance of 2.8 mH
6
Revision history
Table 4. Document revision history
Date
Revision
08-Oct-2007
1
First release
Changes
16/17