TDK5100FXT Infineon Technologies, TDK5100FXT Datasheet - Page 37

• Manufacturer Part Number: TDK5100FXT
• Manufacturer: Infineon Technologies

Specifications of TDK5100FXT

• 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
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Figure 8
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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 TDK5100 F-Testboard with 50 Ohm-Output. . . . . . . . . . . 20
Bottom Side of TDK5100 F-Testboard with 50 Ohm-Output . . . . . . . . 20
Stripline-antenna testboard schematic. . . . . . . . . . . . . . . . . . . . . . . . . 22
Top Side of TDK5100 F-Testboard with Stripline-Antenna . . . . . . . . . 23
Bottom Side of TDK5100 F-Testboard with Stripline-Antenna. . . . . . . 23
Application Hints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
FSK Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Equivalent power amplifier tank circuit. . . . . . . . . . . . . . . . . . . . . . . . . 28
Output power Po (mW) and collector efficiency E vs. load resistor RL. 29
PG-TSSOP-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
37
V 1.2, 2008-04-04
TDK5100F
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