MOTOROLA MRFA2600

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by MRFA2600/D
SEMICONDUCTOR TECHNICAL DATA
The RF Line
The MRFA2600 is a solid state class A amplifier and is specifically designed
for TV transposers and transmitters. This amplifier incorporates microstrip
technology and reliable Motorola push–pull transistors.
• Specified 26.5 Volts: 470 – 860 MHz Characteristics
25 W, 470 – 860 MHz
CLASS A
RF POWER AMPLIFIER
Output Power: 25 Watts Min @ 1 dB Comp. (CW)
Gain: 10.5 dB Min (Small Signal)
• Suitable for 28 Volts Application
• 50 Ω Input and Output Impedance
CASE 429A–02
STYLE 1
MAXIMUM RATINGS
Symbol
Value
Unit
Supply Voltage
Rating
VCC
29
Vdc
Current
Imax
4
Adc
Storage Temperature Range
Tstg
– 40 to +100
°C
Operating Temperature (1)
Top
– 20 to + 70
°C
NOMINAL OPERATION CONDITION
Transposer Application
VCC = 26.5 V
Isup = 3.8 A
Transmitter Application
VCC = 28 V
Isup = 3.6 A
Supply
ELECTRICAL CHARACTERISTICS (TC = 25°C, VCC = 26.5 V, Isup = 3.8 A, unless otherwise noted)
Characteristic
Symbol
Min
Max
Unit
Instantaneous Bandwidth
BW
470
860
MHz
Power Gain (small signal)
Gp
10.5
—
dB
Gain Ripple (small signal)
Grple
—
±1
dB
Output Power @ 1 dB Compression
Pout
25
W
Mismatch Tolerance (Pout = 25 W)
VSWR
1:1
—
—
—
Intermodulation (– 8 dB/–16 dB/–10 dB, Pref = 20 W)
IMD
—
– 52.5
dBref
Intermodulation (– 8 dB/–16 dB/– 7 dB, Pref = 20 W)
IMD
—
– 50
dBref
Input Return Loss
IRL
15
—
dB
(1) Temperature is measured at temperature test point (on the flange of the transistor).
REV 3
RF DEVICE DATA
MOTOROLA
Motorola, Inc. 1997
MRFA2600
1
BIAS REMOTE
MRFA2600
0000 000
DATE/SERIAL
ÀÀ
ÀÀ
ÎÎ
ÎÎ
ÎÎ
ÎÎ
ÎÎ
INPUT
ÀÀ
ÀÀ
Î
ÀÀ
Î
ÎÎ À
ÀÀ
ÀÀ
Î
ÀÀ
Î
À
Î
Î
ÀÀ
À
ÀÀ
ÀÀ
ÀÀ
PATENTED DESIGN
À
À
ÎÎ
ÀÀÀ
ÎÎ
À
ÀÀ
ÎÎ
ÀÀÀ
ÀÎ
ÀÀ
À
ÀÀ
ÎÎ
ÀÀÀ
À
ÀÀ
Î
ÎÎ
ÎÎ
ÀÀÀ
À
ÀÀ
À
À
À
OUTPUT
RF DETECTION
VCC1
VCC2
ÀÀ
ÀÀ
84ASTBB514C
ISSUE E
Figure 1. MRFA2600 Connections
RF DETECTION
VD = 1 V @ 25 W
on infinite load
C1
D1
R1
R2
R3
22 pF
MMBD701
22 kΩ
680 Ω
2.2 kΩ
R1
MRFA2600
2
VIDEO
R2
BIAS REMOTE
If B.R. = “1” (TTL signal)
bias circuit is off
D1
RF
R1
R1 4.7 kΩ
R2 4.7 kΩ
T1 . BCX20
R3
C1
T1
B.R.
R2
MOTOROLA RF DEVICE DATA
MOUNTING RECOMMENDATIONS
0.03
Ra 0.8
8 Fixing holes M3
Minimum useful depth: — Copper/Aluminum: 6 mm
HEATSINK TOOLING
• Flatness better than 0.03 mm.
• Roughness: Typical value 0.8.
THERMAL COMPOUND
• Paste with silicones: SICERONT KF Ref. 1201 Recommended.
• Thickness: Optimum between 0.06 mm and 0.15 mm, on the whole
back surface of the amplifier.
(Typical volume: 700 mm 3 for 0.1 mm thickness)
(Equivalent weight: 1.5g for 2.2 density paste).
SCREWS
• Socket head cap screws: — CHC M3 x 10 for Copper/Aluminum Heatsink.
• Material: Nickel plated steel.
WASHERS
• Split lock washers WZ ∅3 + Flat washers ZU ∅3.
CLEANING
• Some components of this amplifier are not qualified for every kind of cleaning solvent.
• Do not clean the amplifier in a solvent bath.
• Local cleaning is recommended.
MOTOROLA RF DEVICE DATA
MRFA2600
3
PACKAGE DIMENSIONS
COMPONENT
AREA
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
A
F
E
W
M
D
L
B K
P
3
5
6
4
GROUND TO CASE
G
T N U
2
X
7
J
8
1
C
S
Q
4 PL
R
V
4 PL
H
I
STYLE 1:
PIN 1.
2.
3.
4.
5.
6.
7.
8.
RF INPUT
RF OUTPUT
+VCC1 – (GROUND TO CASE)
+VCC2 – (GROUND TO CASE)
BIAS REMOTE
GROUND (BIAS REMOTE ONLY)
RF DETECTION
GROUND (RF DETECTION ONLY)
MILLIMETERS
DIM MIN
MAX
A 114.88 115.12
B
84.88
85.12
C
3.60
3.40
D
54.70
54.90
E 111.40 111.60
F
3.40
3.60
G
14.60
15.40
H
88.70
89.50
I 109.50 110.30
J
74.00
74.20
K
81.40
81.60
L
–––
12.00
M
25.00
25.20
N
42.40
42.60
P
69.60
70.40
Q
23.00
23.80
R
3.40
3.70
S
3.18
3.42
T
39.10
39.90
U
45.10
45.90
V
4.50
4.90
W
10.80
11.00
X
59.80
60.00
INCHES
MIN
MAX
4.523
4.532
3.342
3.351
0.134 0.142
2.154
2.161
4.386
4.394
0.134
0.142
0.575
0.606
3.492
3.524
4.311
4.343
2.913
2.921
3.205
3.213
–––
0.472
0.984
0.992
1.669
1.677
2.740
2.772
0.906
0.937
0.134
0.146
0.125
0.135
1.539
1.571
1.776
1.807
0.177
0.193
0.425
0.433
2.354
2.362
CASE 429A–02
ISSUE A
Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding
the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit,
and specifically disclaims any and all liability, including without limitation consequential or incidental damages. “Typical” parameters can and do vary in different
applications. All operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. Motorola does
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systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of
the Motorola product could create a situation where personal injury or death may occur. Should Buyer purchase or use Motorola products for any such
unintended or unauthorized application, Buyer shall indemnify and hold Motorola and its officers, employees, subsidiaries, affiliates, and distributors harmless
against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death
associated with such unintended or unauthorized use, even if such claim alleges that Motorola was negligent regarding the design or manufacture of the part.
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are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer.
Literature Distribution Centers:
USA: Motorola Literature Distribution; P.O. Box 20912; Phoenix, Arizona 85036.
EUROPE: Motorola Ltd.; European Literature Centre; 88 Tanners Drive, Blakelands, Milton Keynes, MK14 5BP, England.
JAPAN: Nippon Motorola Ltd.; 4-32-1, Nishi-Gotanda, Shinagawa-ku, Tokyo 141, Japan.
ASIA PACIFIC: Motorola Semiconductors H.K. Ltd.; Silicon Harbour Center, No. 2 Dai King Street, Tai Po Industrial Estate, Tai Po, N.T., Hong Kong.
MRFA2600
4
◊
*MRFA2600/D*
MRFA2600/D
MOTOROLA RF DEVICE
DATA