iC-PD3948
preliminar y
Rev B4, Page 1/9
5-CHAN. PHASED ARRAY SINE ENCODER 39-2048
FEATURES
o
Compact encoder sensor with differential scanning and sine
outputs
o
Phased-array design for excellent signal matching
o
Reduced cross talk due to moderate track pitch
o
Ultra low dark currents for operation to high temperature
o
Low noise amplifiers with high transimpedance of typ. 4 MΩ
o
Short-circuit-proof, low impedance voltage outputs for
enhanced EMI tolerance
o
Space saving QFN and optoBGA packages (RoHS compliant)
o
Low power consumption from single 4.5 to 5.5 V supply
o
Operational temperature range of -40 to +110 °C
o
Code disc available
(2048 PPR +C/D 1 PPR, diameter
∅39
mm)
APPLICATIONS
o
Incremental sine encoders with
commutation information
o
Motor feedback encoder
o
AC and BLDC motor systems
PACKAGES
32-pin optoQFN
15-pin optoBGA
Chip
2.88 mm x 3.37 mm
BLOCK DIAGRAM
iC-PD3948
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