73S8009CN Data Sheet
DS_8009CN_026
Equivalent
Circuit
Pin
Name
Pin
Number
Type
Description
Power Supply and Ground
VDD
29
PSO
Figure 13
System interface supply voltage output and supply
voltage for companion controller circuit (40mA
maximum source capability). Requires a minimum of
two 0.1µF capacitors to ground for proper
decoupling.
VPC
LIN
26
27
PSI
PSI
Figure 13
Figure 13
Figure 13
–
Power supply source for main voltage converter
circuit. A 10µF and a 0.1µF ceramic capacitor must
be connected to this pin.
Connection to 10µH inductor for internal step up
converter. Note: inductor must be rated for 400mA
maximum peak current.
VP
15
PSO
GND
Intermediate output of main converter circuit.
Requires an external 4.7µF low ESR filter capacitor
to GND.
GND
28, 31
Ground.
8
Rev. 1.4
TERIDIAN [ TERIDIAN SEMICONDUCTOR CORPORATION ]
