TDK5111FXT Infineon Technologies, TDK5111FXT Datasheet - Page 35

• Manufacturer Part Number: TDK5111FXT
• Manufacturer: Infineon Technologies

Specifications of TDK5111FXT

• Operating Temperature (min): -40C
• Operating Temperature (max): 125C
• Operating Temperature Classification: Automotive
• Product Depth (mm): 4.4mm
• 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
Figure 13
Figure 14
Figure 15
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 TDK5111 F-Testboard with 50 Ohm-Output. . . . . . . . . . . 20
Bottom Side of TDK5111 F-Testboard with 50 Ohm-Output . . . . . . . . 20
Application Hints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
FSK Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Equivalent power amplifier tank circuit. . . . . . . . . . . . . . . . . . . . . . . . . 25
Output power Po (mW) and collector efficiency E vs. load resistor RL. 26
PG-TSSOP-10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
35
V 1.1, 2007-09-18
TDK5111F
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