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A0241

Part # A0241
Description SSR PC BOARD, SPST-NO, 1A, 24VRM TO 280VRMS, Operating Vol
Category RELAY
Availability Out of Stock
Qty 0
Qty Price
1 + $5.74000



Technical Document


DISCLAIMER: The information provided herein is solely for informational purposes. Customers must be aware of the suitability of this product for their application, and consider that variable factors such as Manufacturer, Product Category, Date Codes, Pictures and Descriptions may differ from available inventory.

DUAL EQ AMP WITH ALC S1A0241A01
1
INTRODUCTION
The S1A0241A01 is a monolithic integrated clrcuit consisting of
a dual equalizer amplifier with ALC, and it is suitable for stereo
radio cassette-tape recorders.
FEATURES
Dual equalizer amplifier with built-in ALC circuit Low
noise; V
NI
= 1.0µV (Typ)
High open loop voltage gain: 80dB (Typ)
Wide operating supply voltage range:
V
CC
= 4.5V 14V
Good ALC response balance between channels
Input coupling capacitor unnecessary
Diode or transistor for ALC unnecessary
Minimum number of external parts required
ORDERING INFORMATION]
BLOCK DIAGRAM
Device Package Operating Temperature
S1A0241A01-I0B0 9SlP 20°C + 75°C
9SIP
1 2 3 4 5 6 7 8 9
+
ALC
+
NF1
INPUT1 OUTPUT1 GND
V
CC
ALC
CONT
OUTPUT2 INPUT2 NF2
ALC
ALC
CONT
S1A0241A01 DUAL EQ AMP WITH ALC
2
ABSOLUTE MAXIMUM RATINGS (Ta = 25
°
C)
NOTE:
Derated above Ta = 25
°
C in the propotion of 5.5 mW/
°
C
ELECTRICAL CHARACTERISTICS
(Ta = 25°C, V
CC
= 7V, f = 1kHz, unless otherwise specified)
Characteristic Symbol Value Unit
Supply Voltage V
CC
16 V
Power Dissipation P
D
(NOTE) 550 mW
Operating Temperature T
OPR
20 +75 °C
Storage Temperature T
STG
20 +125 °C
Characteristic Symbol Test Conditions Min. Typ. Max. Unit
Quiescent Circuit Current I
CCQ
V
I
= 0 1.5 3.5 4.5 mA
Open Loop Voltage Gain G
VO
V
O
= 0.3V 70 80 dB
Closed Loop Voltage Gain G
VC
V
O
= 0.3V 45 48 50 dB
Output Voltage V
O
THD = 1% 0.6 1.2 V
Total Harmonic Distortion THD V
O
= 0.3V 0.1 0.3 %
Equivalent Input Noise Voltage V
NI
R
G
=2.2k, BW (3dB)=20Hz 20kHz 1.0 2.0 µV
Input Resistance R
I
15 25 45 k
ALC Range V
ALC
R
G
= 3.9k, THD = 10% 40 45 dB
ALC Balance CB
ALC
V
I
= 1mV 0 2.5 dB
DUAL EQ AMP WITH ALC S1A0241A01
3
TEST CIRCUIT
22µF
Vcc
S1A0241A01
1 2 3 4 5 6
987
SW6
1M
220
330
µ
F
100
µ
F
39
A
10
µ
F
C
1
2 3
2.2k
10k
3.9k
SW4
SW5
SW1
SW3
SW2
2
1
18k
4.3k
120k
0.027
µ
F
SG
100
µ
F
39
B
10
µ
F
D
1
2 3
2.2k
10k
3.9k
SW7
SW8
SW11
SW9
SW10
2
1
18k
4.3k
120k
0.027
µ
F
SG
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