PS25203B Datasheet, PDF (2/6 Pages) List of Unclassifed Manufacturers – EPIC ULTRA HIGH IMPEDANCE ELECTROPHYSIOLOGICAL SENSOR

PS25203B
ELECTRICAL CHARACTERISTICS
T_amb = -25°C to +75°C,Vdd/Vss ±2.4V to ±4.0V. The electrical characteristics are guaranteed by either production
test or by design and characterisation. They apply within the specified ambient temperature and supply voltage
unless otherwise stated.
Characteristics
Supply voltage
Supply current
Effective input resistance
Effective input capacitance
Voltage Gain (Av)
Coupling capacitance
Lower -3dB point
Upper -3dB point
Noise
Min.
±2.4
1.5
Value
Typ.
2.5
20
15
10
250
Max.
±4.0
3.5
0.20
20.0
tbd
Units
V
mA
GΩ
pF
pF
Hz
kHz
Conditions
Bipolar supply, Gnd=0V
Sensor to skin
Set by internal DC signal rejection
network – coupling capacitor 250pF
-3dB
0.2Hz
20.0kHz
Fig. 3 Typical Bode Plot for EPIC ECG Sensor
Data Sheet 291839 issue 2
PLESSEY SEMICONDUCTORS LTD
TAMERTON ROAD | ROBOROUGH | PLYMOUTH | DEVON | PL6 7BQ
2