Datasheet

29
T5557
4517E–RFID–02/03
Operating Characteristics Plastic Transponder
T
amb
= 25°C, f
res
= 125 kHz unless otherwise specified; For all other parameters please refer to IC characteristics
No. Parameters Test Conditions Symbol Min. Typ. Max. Unit Typ
Inductance L 4.0 mH
Capacitor C 386.1 390 393.9 pF
Resonance frequency H
pp
= 20 A/m f
res
120 125 130 kHz
Quality factor Q
LC
13 Q
Assembly temperature t < 5 min T
ass
175 °C
Magnetic Field Strength (H)
Max. field strength where
transponder does not modulate
No influence to other
transponders in the field
H
pp not
4A/mT
Field strength for operation
T
amb
= -40°CH
pp -40
30 A/m Q
T
amb
= 25°CH
pp 25
18 A/m T
T
amb
= 85°CH
pp 85
17 A/m Q
Programming mode T
amb
= 25°CH
pp
50 A/m T
Maximum field strength H
pp max
600 A/m Q
Modulation Range (see also H-DV curve
)
Modulation range H
pp
= 20 A/m
H
pp
= 30 A/m
H
pp
= 50 A/m
H
pp
= 100 A/m
DV 4.0
6.0
8.0
8.0
V