AS1332 austriamicrosystems AG, AS1332 Datasheet - Page 2

• Manufacturer Part Number: AS1332
• Description: 650mA Step-Down DC-DC Converter
• Manufacturer: austriamicrosystems AG

AS1332
Datasheet - P i n A s s i g n m e n t s
4 Pin Assignments
Figure 2. Pin Configuration
Pin Descriptions
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Table 1. Pin Descriptions
VCON
AGND
PGND
Name
PVIN
VDD
SW
Pin
EN
FB
PVIN
VDD
EN
Pin Number
C1
A1
B1
A1
B1
C1
C2
C3
B3
A3
A2
Top View
VCON
SW
C2
A2
+2.7V to + 5.5V Power Supply Voltage. Input to the internal PFET switch.
+2.7V to + 5.5V Analog Supply Input. Bypass this pin to GND with a ≥10µF
capacitor.
Active-High Enable Input. Set this digital input high for normal operation.
For shutdown, set low.
Voltage Control Analog Input. V
Feedback Pin. Connect to the output at the output filter capacitor.
Analog and Control Ground
Power Ground
Switch Pin. Switch node connection to the internal PFET switch and NFET
synchronous rectifier. Limit specification of the AS1332.
B3
C3
A3
AGND
PGND
FB
Revision 1.01
AGND
PVIN
FB
C3
A3
B3
Description
CON
Bottom View
VCON
SW
C2
controls V
A2
A1
B1
C1
OUT
PVIN
VDD
EN
.
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