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RF CHARACTERISITCS - 0805 R15S SERIES More data at: https://jtisoft.johansontechnology.com

Effective capacitance value: 0805/R15S

0

50

100

150

200

250

300

350

400

0

200 400 600 800 1000 1200 1400 1600 1800 2000

Freq (MHz)

C(1 MHz) = 220 pF

C(1 MHz) = 100 pF

C(1 MHz) = 56 pF

Typical values on a 16 mil RO4003C

0805 R15S Series Resonant frequency

1

10

1

10

100

Capacitance value (pF)

SRF

Typical values with:



Series mounting



Horizontal orientation



16 mil-thick Rogers 4003C substrate

0805 R15S Equivalent Series Resistance (ESR)

0

50

100

150

200

250

300

0

500

1000

1500

2000

Freq (MHz)

0.3 pF

2.0 pF

4.7 pF

10 pF

39 pF

75 pF

100 pF

220 pF

Typical values

0805 R15S Q factor

1

10

100

1000

10000

0

500

1000

1500

2000

Freq (MHz)

0.3 pF

2.0 pF

4.7 pF

10 pF

39 pF

75 pF

100 pF

220 pF

Typical values

0805 R15S Max Current vs. Cap. Value

0.01

0.1

1

10

100

0.1

1

10

100

Capacitance value (pF)

300 MHz

128 MHz

100 MHz

64 MHz

27 MHz

13 MHz

7 MHz

Estimated maximum current based on



Ambient temperature = 65 °C



Thermal resistance of DUT on substrate = 40°C/W



Infinite heatsink



Duty cycle=100%

0805 R15S Max Current vs. Frequency

0

2

4

6

8

10

0

500

1000

1500

2000

Freq (MHz)

220 pF

100 pF

75 pF

39 pF

10 pF

4.7 pF

2.0 pF

0.3 pF

Estimated maximum current based on



Ambient temperature = 65 °C



Thermal resistance of DUT on substrate = 40°C/W



Infinite heatsink



Duty cycle=100%

The Series Resonant Frequency is highly dependent on the substrate,

pad dimensions, and measurement method. The above chart is for

reference only.