Ordering number : ENN*8131
LA8175M
Overview
Monolithic Linear IC
Broadband Amplifier
The LA8175M is a broadband general purpose, low cost, high linearity RF amplifier IC.
The device offers 7 dB gain, 4.5 dB noise figure and achieves an input third order intercept point of +24 dBm.
The device is suitable to design tuner applications.
Features
•
7 dB Gain
•
4.5 dB Noise Figure
•
Typical IIP3 is +24 dBm
•
Single +5 V supply
Applications
•
Set top box
•
Cable splitters
•
Antenna System
Specitications
Absolute Maximum Ratings
at Ta = 25
°C
Parameter
Maximum Supply voltage
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
VCC max
Pd max
Topr
Tstg
Ta
≤
75°C
When mounted on printed circuit board
-20 to +75
-40 to +150
°C
°C
Conditions
Ratings
5.5
TBD
Unit
V
W
Recommended Operating Conditions
at Ta = 25
°C
Parameter
Supply voltage
Operating supply voltage range
Symbol
VCC
VCC op
Conditions
Ratings
5.0
4.5 to 5.25
Unit
V
V
D2404 TN PC No.8131-1/5
LA8175M
Test Circuit
VCC
100nF
8Ω
540nH
PORT Power
50Ω
10nF
4
3
LA8175M
1
2
2.2nF
PAD
50Ω
50Ω
Z source = Z load = 50Ω
IIP2 - Frequency
42
Gain - Frequency
8
7
6
40
Input = -9 dBm 2tone each, f2 - f1 = 6 MHz
Ta = Room Temp, VCC = 5 V
Zsource = Zload = 50
Ω
Gain
38
IIP2 - dBm
Gain - dB
IIP2
100
1000
5
4
3
2
36
34
32
1
30
10
0
10
Ta = Room Temp, VCC = 5 V,
Zsource = Zload = 50
Ω
100
1000
frequency - MHz
frequency - MHz
IIP3 - Frequency
30
8
NF - Frequency
7
6
25
IIP3
20
IIP3 - dBm
5
NF
NF - dB
Input = -9 dBm 2tone each, f2 - f1 = 6 MHz
Ta = Room Temp, VCC = 5 V
Zsource = Zload = 50
Ω
100
1000
15
4
3
10
2
5
1
0
10
0
10
Ta = Room Temp, VCC = 5 V,
Zsource = Zload = 50
Ω
100
1000
frequency - MHz
frequency - MHz
No.8131-4/5
LA8175M
S11,S22 - Frequency
0
-5
-10
120
Supply Current - Supply Voltage
S11
Supply Current - mA
100
S11, S22 - dB
80
-15
-20
-25
Icc
60
S22
-30
40
20
-35
-40
10
Ta = Room Temp, VCC = 5 V,
Zsource = Zload = 50
Ω
100
1000
0
3.5
Ta = Room Temp, VCC = 5 V,
Zsource = Zload = 50
Ω
4
4.5
5
5.5
6
frequency - MHz
Supply Voltage - V
IIP3 - Supply Current
30
100MHz
25
850MHz
20
IIP3 - dBm
15
10
5
0
30
Input = -9 dBm 2tone each, f2 - f1 = 6 MHz
Ta = Room Temp, VCC = 5 V
Zsource = Zload = 50
Ω
40
50
60
70
80
90
100
Supply Current - mA
n
Specifications of any and all SANYO products described or contained herein stipulate the performance,
characteristics, and functions of the described products in the independent state, and are not guarantees of
the performance, characteristics, and functions of the described products as mounted in the customer's
products or equipment. To verify symptoms and states that cannot be evaluated in an independent device,
the customer should always evaluate and test devices mounted in the customer's products or equipment.
n
SANYO Electric Co., Ltd. strives to supply high-quality high-reliability products. However, any and all
semiconductor products fail with some probability. It is possible that these probabilistic failures could give
rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that
could cause damage to other property. When designing equipment, adopt safety measures so that these
kinds of accidents or events cannot occur. Such measures include but are not limited to protective circuits
and error prevention circuits for safe design, redundant design, and structural design.
n
In the event that any or all SANYO products (including technical data, services) described or contained
herein are controlled under any of applicable local export control laws and regulations, such products must
not be exported without obtaining the export license from the authorities concerned in accordance with the
above law.
n
No part of this publication may be reproduced or transmitted in any form or by any means, electronic or
mechanical, including photocopying and recording, or any information storage or retrieval system, of
otherwise, without the prior written permission of SANYO Electric Co., Ltd.
n
Any and all information described or contained herein are subject to change without notice due to
product/technology improvement, etc. When designing equipment, refer to the "Delivery Specification" for
the SANYO product that you intend to use.
n
Information (including circuit diagrams and circuit parameters) herein is for example only; it is not
guaranteed for volume production. SANYO believes information herein is accurate and reliable, but no
guarantees are made or implied regarding its use or any infringements of intellectual property rights or other
rights of third parties.
This catalog provides information as of December, 2004. Specifications and information herein are subject to
change without notice.
PS No.8131-5/5
Integrated technical exchanges
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