TDK5101FXT Infineon Technologies, TDK5101FXT Datasheet - Page 39

• Manufacturer Part Number: TDK5101FXT
• Manufacturer: Infineon Technologies

Specifications of TDK5101FXT

• Operating Temperature (min): -40C
• Operating Temperature (max): 125C
• Operating Temperature Classification: Automotive
• Operating Supply Voltage (min): 2.1V
• Operating Supply Voltage (typ): 2.5/3.3V
• Lead Free Status / Rohs Status: Compliant

List of Figures
Figure 1
Figure 2
Figure 3
Figure 4
Figure 5
Figure 6
Figure 7
Figure 8
Figure 9
Figure 10
Figure 11
Figure 12
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Figure 18
Data Sheet
IC Pin Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Functional Block diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Power mode control circuitry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
ASK Modulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
FSK Modulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Alternative ASK Modulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Alternative FSK Modulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
50 Ohm-output testboard schematic . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Top Side of TDK5101 F-Testboard with 50 Ohm-Output. . . . . . . . . . . 20
Bottom Side of TDK5101 F-Testboard with 50 Ohm-Output . . . . . . . . 20
Stripline-antenna testboard schematic. . . . . . . . . . . . . . . . . . . . . . . . . 22
Top Side of TDK5101 F-Testboard with Stripline-Antenna . . . . . . . . . 23
Bottom Side of TDK5101 F-Testboard with Stripline-Antenna. . . . . . . 23
Application Hints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
FSK Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Equivalent power amplifier tank circuit. . . . . . . . . . . . . . . . . . . . . . . . . 29
Output power Po (mW) and collector efficiency E vs. load resistor RL. 30
PG-TSSOP-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
39
V 1.3, 2007-09-19
TDK5101F
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