1.5MHz STEP-UP DC-DC CONVERTER
Typical Application
VIN
L1
5V
10µΗ
D1
1N5819
OFF ON
R1
92.82K
VIN
SW
SHDN AP3012 FB
C1
1µF
GND
R2
5.1K
Data Sheet
AP3012
VOUT
24V
C2
1µF
RLOAD
Note: VOUT=1.25*(1+R1/R2)=1.25*19.2=24V
C: X5R or X7R Dielectric
L: SUMIDA CDTH3D14/HPNP-100NC or Equivalent
Figure 12. LCD/OLED Display Bias Driver Typical Circuit
Oct. 2009 Rev. 1. 5
BCD Semiconductor Manufacturing Limited
9