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MRF18085B

Description
RF Power Field Effect Transistors
File Size442KB,12 Pages
ManufacturerFREESCALE (NXP)
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MRF18085B Overview

RF Power Field Effect Transistors

Freescale Semiconductor
Technical Data
Document Number: MRF18085B
Rev. 6, 5/2006
RF Power Field Effect Transistors
N - Channel Enhancement - Mode Lateral MOSFETs
Designed for GSM and GSM EDGE base station applications with
frequencies from 1930 to 1990 MHz. Suitable for TDMA, CDMA, and
multicarrier amplifier applications.
GSM and GSM EDGE Performance, Full Frequency Band (1930 - 1990
MHz)
Power Gain - 12.5 dB (Typ) @ 85 Watts CW
Efficiency - 50% (Typ) @ 85 Watts CW
Capable of Handling 5:1 VSWR, @ 26 Vdc, 1960 MHz, 85 Watts CW
Output Power
Features
Internally Matched for Ease of Use
High Gain, High Efficiency, and High Linearity
Integrated ESD Protection
Designed for Maximum Gain and Insertion Phase Flatness
Excellent Thermal Stability
Characterized with Series Equivalent Large - Signal Impedance Parameters
Available with Low Gold Plating Thickness on Leads. L Suffix Indicates
40μ″ Nominal.
RoHS Compliant
In Tape and Reel. R3 Suffix = 250 Units per 56 mm, 13 inch Reel.
MRF18085BLR3
MRF18085BLSR3
1930- 1990 MHz, 85 W, 26 V
GSM/GSM EDGE
LATERAL N - CHANNEL
RF POWER MOSFETs
CASE 465 - 06, STYLE 1
NI - 780
MRF18085BLR3
CASE 465A - 06, STYLE 1
NI - 780S
MRF18085BLSR3
Table 1. Maximum Ratings
Rating
Drain- Source Voltage
Gate- Source Voltage
Total Device Dissipation @ T
C
= 25°C
Derate above 25°C
Storage Temperature Range
Case Operating Temperature
Operating Junction Temperature
Symbol
V
DSS
V
GS
P
D
T
stg
T
C
T
J
Value
- 0.5, +65
- 0.5, +15
273
1.56
- 65 to +150
150
200
Unit
Vdc
Vdc
W
W/°C
°C
°C
°C
Table 2. Thermal Characteristics
Characteristic
Thermal Resistance, Junction to Case
Symbol
R
θJC
Value
(1)
0.79
Unit
°C/W
1. Refer to AN1955/D,
Thermal Measurement Methodology of RF Power Amplifiers.
Go to http://www.freescale.com/rf.
Select Documentation/Application Notes - AN1955.
©
Freescale Semiconductor, Inc., 2006. All rights reserved.
MRF18085BLR3 MRF18085BLSR3
1
RF Device Data
Freescale Semiconductor

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