RF3146D Ver la hoja de datos (PDF) - RF Micro Devices

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RF3146D

DUAL-BAND GSM900/DCS POWER AMP MODULE

RF Micro Devices 

RF3146D

Parameter

Overall (GSM900 Mode)

Operating Frequency Range

Maximum Output Power

Total Efficiency

Input Power Range

Output Noise Power

Forward Isolation 1

Forward Isolation 2

Cross Band Isolation 2f0

Second Harmonic

Third Harmonic

All Other

Non-Harmonic Spurious

Input Impedance

Input VSWR

Output Load VSWR Stability

Specification

Min.

Typ.

Max.

880 to 915

+34

32

53

58

0

+3

+5

-86

-80

-88

-84

-45

-35

-30

-15

-15

-15

-10

-25

-15

-36

50

2.5:1

8:1

Output Load VSWR Ruggedness 10:1

Output Load Impedance

50

Power Control VRAMP

Power Control Range

50

Notes:

VRAMP MAX=0.4*VBATT+0.06 <1.5V

VRAMP_RP=VRAMP set for 34dBm at nominal conditions

Unit

MHz

dBm

dBm

%

dBm

dBm

dBm

dBm

dBm

dBm

dBm

dBm

dBm

Ω

Ω

dB

Condition

Temp=+25 °C, VBATT=3.5V,

VRAMP=VRAMP MAX, PIN=3dBm,

Freq=880MHz to 915MHz,

25% Duty Cycle, Pulse Width=1154μs

Temp = 25°C, VBATT=3.5V,

VRAMP=VRAMP MAX

Temp=+85 °C, VBATT=3.0V,

VRAMP = VRAMP MAX

At POUT MAX, VBATT=3.5V

Maximum output power guaranteed at mini-

mum drive level

RBW=100kHz, 925MHz to 935MHz,

POUT > +5dBm

RBW=100kHz, 935MHz to 960MHz,

POUT > +5dBm

TXEnable=Low, PIN=+5dBm

TXEnable=High, VRAMP=0.2V, PIN=+5dBm

VRAMP=0.2V to VRAMP=VRAMP_RP

VRAMP=0.2V to VRAMP=VRAMP_RP

VRAMP=0.2V to VRAMP=VRAMP_RP

VRAMP=0.2V to VRAMP MAX

VRAMP=0.2V to VRAMP MAX

Spurious<-36dBm, RBW=3MHz

Set VRAMP where POUT<34dBm into 50Ω

load

Set VRAMP where POUT<34dBm into 50Ω

load. No damage or permanent degradation

to part.

Load impedance presented at RF OUT pad

VRAMP=0.2V to VRAMP MAX

Rev A11 060719

2-493

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