476KXM050M datasheet(6/11 Pages) FREESCALE

6 / 11 page

RF Device Data

Freescale Semiconductor

MRF6VP11KHR6

TYPICAL CHARACTERISTICS

25_C

TC =--30_C

85_C

Pin, INPUT POWER (dBm) PULSED

Figure 10. Pulsed Output Power versus

Input Power

100

Pout, OUTPUT POWER (WATTS) PULSED

Figure 11. Pulsed Power Gain and Drain Efficiency

versus Output Power

ηD

1000

2000

25_C

TC =--30_C

85_C

Gps

VDD =50 Vdc

IDQ = 150 mA

f = 130 MHz

Pulse Width = 100 μsec

Duty Cycle = 20%

VDD =50 Vdc

IDQ = 150 mA

f = 130 MHz

Pulse Width = 100 μsec

Duty Cycle = 20%

0.2

110

RECTANGULAR PULSE WIDTH (S)

Figure 12. Maximum Transient Thermal Impedance

0.00001

D= 0.7

0.18

0.16

0.14

0.12

0.1

0.08

0.06

0.04

0.02

0.0001

0.001

0.01

0.1

D= 0.5

D= 0.1

D=Duty Factor =t1/t2

t1 = Pulse Width

t2 =Pulse Period

TJ =PD *ZJC +TC

250

108

TJ, JUNCTION TEMPERATURE (°C)

Figure 13. MTTF versus Junction Temperature -- CW

This above graph displays calculated MTTF in hours when the device

is operated at VDD =50 Vdc,Pout = 1000 W CW, and ηD = 72%.

MTTF calculator available at http://www.freescale.com/rf. Select

Software & Tools/Development Tools/Calculators to access MTTF

calculators by product.

107

106

105

110

130

150

170

190

210

230

250

109

TJ, JUNCTION TEMPERATURE (°C)

Figure 14. MTTF versus Junction Temperature -- Pulsed

This above graph displays calculated MTTF in hours when the device

is operated at VDD =50 Vdc,Pout = 1000 W Peak, Pulse Width = 100 μsec,

Duty Cycle = 20%, and ηD = 71%.

MTTF calculator available at http://www.freescale.com/rf. Select

Software & Tools/Development Tools/Calculators to access MTTF

calculators by product.

108

107

106

110

130

150

170

190

210

230

476KXM050M Datasheet(PDF) 6 Page - Freescale Semiconductor, Inc

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