MC34063A MC33063A
Figure 13. Printed Circuit Board and Component Layout
(Circuits of Figures 7, 9, 11)
5.45′′
2.500′′
(Top view, copper foil as seen through the board from the component side)
MC34063A
MC34063A
MC34063A
(Top View, Component Side)
*Optional Filter.
INDUCTOR DATA
Converter
Step–Up
Step–Down
Voltage–Inverting
Inductance (µH)
170
220
88
Turns/Wire
38 Turns of #22 AWG
48 Turns of #22 AWG
28 Turns of #22 AWG
All inductors are wound on Magnetics Inc. 55117 toroidal core.
8
MOTOROLA ANALOG IC DEVICE DATA