LA1150N
Ordering number : EN507F
FM IF Amplifier for Car Radio
Monolithic Linear IC
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
91297HA (KT)/2118KI/5085MW/3113KI, TS No.507-1/5
Functions
• 3 stage differential IF amplifier.
• Differential peak detector.
Features
• Easy adjustment.
• Large output voltage.
• Good limiter characteristic.
• Wide operating voltage.
• Low distortion.
• Fewer peripheral parts.
• Excellent AM rejection ratio.
Package Dimensions
unit: mm
3060-SIP8
[LA1150N]
SANYO: SIP8
Specifications
Maximum Ratings
at Ta=25°C
Parameter Symbol Conditions Ratings Unit
Maximum supply voltage V
CC
max 16 V
Input voltage V
IN
0.7 mVrms
Allowable power dissipation Pd max *400 mW
Operating temperature Topr –20 to +80 °C
Storage temperature Tstg –40 to +125 °C
* Derate 4mW/°C above Ta=25°C
Operating Condition at Ta=25°C
Parameter Symbol Conditions Ratings Unit
Recommended supply voltage V
CC
12 V
Operating Characteristics at Ta=25°C, V
CC
=12V, f=10.7MHz, fM=400Hz 100% mod.
Parameter Symbol Conditions
Ratings
min typ max
Unit
Current dissipation I
CC
81215mA
DC voltage at pin 7 V
7
3.7 4.4 5.2 V
Demodulated output V
o
V
IN
=80dBµV 400 500 600 mVrms
Input limiting voltage V
IN
(lim)
–3dB limiting 50 55 dBµV
Total harmonic distortion THD V
IN
=80dBµV 0.2 0.3 %
Signal to noise ratio S/N V
IN
=80dBµV 70 80 dB
AM rejection ratio AMR AM 1kHz 30% mod 47 53 dB
Output resistance r
o
f=400Hz 6.2 7.7 9.5 kΩ
Test Circuit
LA1150N
No.507-2/5
Equivalent Circuit
Sample Application Circuit
Unit (resistance : Ω, capacitance : F)
AC Test DC Test rOTest
Unit (resistance : Ω, capacitance : F)
Detection transformer to be used with LA1150
Sumida : 47K-074-003, 44M-052-1440
Toko : 119AN-13922Z, 199CN-10504Z
Sankyo Musen : DC-10, DC-7
LA1150N
No.507-3/5
Demodulated output, V
O
, Total harmonic distortion, THD, AM rejection ratio, AMR,
Output noise voltage, V
NO
– dB
IF input voltage, VIN– dBµ
Detuning frequency, ∆f – kHz
Total harmonic distortion, THD – dB
Input limiting voltage, V
IN
(lim) – dBµ
Detuning frequency, ∆f – kHz
Demodulated output, V
O
– mVrms
VIN(lim) – Ta
Ambient temperature, Ta – °C
Ambient temperature, Ta – °C
V7– Ta
Voltage at pin 7, V
7
– V
Detuning frequency, ∆f – kHz
Demodulated output, V
O
– mVrms
Ambient temperature, Ta – °C
VO– Ta
Voltage at pin 7, V
7
– V
LA1150N
No.507-4/5
Demodulated output drift, ∆V
O
– dB
Supply voltage, VCC– V
AM rejection ratio, AMR – dB
Supply voltage, VCC– V
Voltage at pin 7, V
7
– V
Supply voltage, VCC– V
The circuit when using 2SC930 at previous stage
IF input voltage, VIN– dBµ
Input limiting voltage, V
IN
(lim) – dBµ
Total harmonic distortion, THD – %
Supply voltage, VCC– V
VIN(lim) – V
CC
∆VO, THD – V
CC
Demodulated output, V
O
, Total harmonic distortion, THD, AM rejection ratio, AMR,
Output noise voltage, V
NO
– dB
Unit (resistance : Ω, capacitance : F)
LA1150N
No.507-5/5
No products described or contained herein are intended for use in surgical implants, life-support systems,
aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and
the like, the failure of which may directly or indirectly cause injury, death or property lose.
Anyone purchasing any products described or contained herein for an above-mentioned use shall:
Accept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates,
subsidiaries and distributors and all their officers and employees, jointly and severally, against any
and all claims and litigation and all damages, cost and expenses associated with such use:
Not impose any responsibilty for any fault or negligence which may be cited in any such claim or
litigation on SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of
their officers and employees jointly or severally.
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 September, 1997. Specifications and information herein are
subject to change without notice.
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