SRIX4KA3T1GE STMicroelectronics, SRIX4KA3T1GE Datasheet - Page 42

• Manufacturer Part Number: SRIX4KA3T1GE
• Manufacturer: STMicroelectronics

Specifications of SRIX4KA3T1GE

• Operating Temperature (max): 85C
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Compliant

Package mechanical
12
42/50
Package mechanical
In order to meet environmental requirements, ST offers these devices in ECOPACK®
packages. These packages have a Lead-free second-level interconnect. The category of
Second-Level Interconnect is marked on the package and on the inner box label, in
compliance with JEDEC Standard JESD97.
The maximum ratings related to soldering conditions are also marked on the inner box label.
ECOPACK is an ST trademark. ECOPACK specifications are available at: www.st.com.
Figure 52. A3 antenna specification
Table 10.
Symbol
F
A1
B1
NOM
P
Q
A
B
A
Coil width
Coil length
Inlay width
Inlay length
Overall thickness of copper antenna coil
Silicon thickness
Unloaded Q value
Unloaded free-air resonance
H-field energy for device operation
A3 antenna specification
Parameter
B1
B
Type
15.1
110
180
38
38
43
43
40
A
A1
37.5
37.5
42.5
42.5
Min
165
114
0.5
90
AI09046B
Max
38.5
38.5
43.5
43.5
195
130
dbµA/m
SRIX4K
MHz
Unit
A/m
mm
mm
mm
mm
µm
µm