User Manual
ACS732 and ACS733 Evaluation Board
Allegro ACS732/33 demo board is pictured in Figure 1 below. Refer to Table 1 for symbol names and descriptions of onboard
components. Note: Board is pictured without Allegro device.
ACS732 AND ACS733 DEMO BOARD AND COMPONENTS
ASEK732-3-UM
MCO-0000744
December 6, 2019
Table 1: Summary of Demo Board Components
Symbol
Description
U1
Location of Allegro ACS733 (V
CC
= 3.3 V) or ACS732 (V
CC
= 5 V)
U2
3.3 or 5 V Regulator
Jumper
Removes regulator and capacitors C1, C2 from V
CC
; C3 (0.1 µF) still present at device
C1, C2
Regulator output capacitors; removed from the circuit via the jumper
C3
0.1 µF device bypass capacitor; is always connected
R4
Potentiometer to set voltage on V
OC
pin; V
OC
voltage sets fault current level
Figure 1: Allegro ACS733 Current Sensor Demo Board
