austriamicrosystems AS1323 Note d'application - Page 2

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AS1323 - Evaluation Board
Application Note

General Description

Board Description
Figure 1: Board Description
Connector Description
Label
Name
A
VBatt
B
GND
C
GND
D
SDI
D
VOUT
Jumper Description
Label
Name
VBatt
F
SDI
GND
Measurement Points Description
Label
Name
J
GND
G
VBatt
H
Coil
I
Vout

Operational sequence

This evaluation board comes with the AS1323 soldered on. The output voltage is set to the default 2.7, 3.0 or
3.3V depending on the evaluation board ordered. For information which part is soldered on your board please
see the ordering information in the
1.
If not present get the
Demoboard only with the recommended settings and values as described in the datasheet.
2.
Connect a +0.7V to 2V power supply (VBatt "A" and GND "B").
3.
Perform measurements at the measurement points "G" to "J".
If there are questions do not hesitate to contact us. See contact information at the end of the application note.
www.austriamicrosystems.com
Description
Input Voltage
Ground
Ground
Shutdown Input
Power Output Connector
Description
Enable Jumper
Description
Power Supply Connectors for
VBATT and Ground.
External Conductor
Power Output Connector
datasheet
for the chip marking.
datasheet
for the
AS1323
Revision 1.00
Figure 2: Board Description
Info
Input voltage ranging from 0.7V to 5V.
GND "B" & "C" are connected together.
0: Shutdown mode
1: Normal operating mode
Info
Normal operating mode
Use connector SDI "D" for shutdown
Shutdown mode
Info
from www.austriamicrosystems.com. Drive the IC on the
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