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TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic
TA8125S
Dual Pre−Amplifier
The TA8125S is dual output preamplifier designed for car or
home use.
Features
· High open loop voltage gain
= 100dB (typ.) at f = 1kHz
: G
VO
· Excellent channel separation and high ripple rejection
: CH
: R.R. = 50dB (typ.)
· Low noise
: V
· Wide operating supply voltage range: V
Block Diagram
= 65dB (typ.)
sep
(f = 10kHz, Rg = 2.2kΩ, V
(f
= 100Hz, Rg = 2.2kΩ, V
ripple
= 1.0µV
NI
NAB EQ
(typ.) at Rg = 2.2kΩ, BW = 20Hz~20kHz,
rms
OUT
= 0.775V
= 0.775V
OUT
CC (opr.)
(0dBm))
rms
(0dBm))
rms
= 6~16V (Ta = 25°C)
Weight: 0.92g (typ.)
TA8125S
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TA8125S
Maximum Ratings
Characteristic Symbol Rating Unit
Supply voltage VCC 16 V
Power dissipation (Note) PD 700 mW
Operating temperature T
Storage temperature T
(Ta = 25°C)
-30~80 °C
opr
-55~150 °C
stg
(Note) Derated above Ta = 25°C in the proportion of 5.6mW / °C.
Electrical Characteristics
(unless otherwise specified, VCC = 6V, f = 1kHz, Rg = 600Ω, RL = 10kΩ, Ta = 25°C)
Test
Characteristic Symbol
Quiescent current I
Voltage gain
Maximum output voltage VOM — THD = 1% 1.0 1.8 — V
Equivalent input noise
voltage
Input resistance RIN — — 50 150 — kΩ
Total harmonic distortion THD — V
Channel separation CH
Ripple rejection ratio R.R. — f = 100Hz, Rg = 2.2kΩ — 50 — dB
CCQ
GVO — V
G
V
Test Circuit
((9)pin open or GND)
Cir-
cuit
— VIN = 0 — 3 6 mA
— V
V
— Rg = 2.2kΩ, B.W = 20Hz~20kHz — 1.0 1.7 µV
NI
—
sep
f = 10kHz,
V
Test Condition Min. Typ. Max. Unit
OUT
OUT
OUT
OUT
= 7.75µV
= 0.775V
= 0.775V
= 0.775V
(-100dBm) 75 100 —
rms
(0dBm) 38.5 41.5 44.5
rms
(0dBm) — 0.04 0.25 %
rms
rms
(0dBm)
— 65 — dB
dB
rms
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TA8125S
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TA8125S
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TA8125S
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Application Circuit
TA8125S
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Package Dimensions
Weight: 0.92g (typ.)
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TA8125S
A
RESTRICTIONS ON PRODUCT USE
· TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor
devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical
stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to comply with the standards of
safety in making a safe design for the entire system, and to avoid situations in which a malfunction or failure of
such TOSHIBA products could cause loss of human life, bodily injury or damage to property.
In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as
set forth in the most recent TOSHIBA products specifications. Also, please keep in mind the precautions and
conditions set forth in the “Handling Guide for Semiconductor Devices,” or “TOSHIBA Semiconductor Reliability
Handbook” etc..
· The TOSHIBA products listed in this document are intended for usage in general electronics applications
(computer, personal equipment, office equipment, measuring equipment, industrial robotics, domestic appliances,
etc.). These TOSHIBA products are neither intended nor warranted for usage in equipment that requires
extraordinarily high quality and/or reliability or a malfunction or failure of which may cause loss of human life or
bodily injury (“Unintended Usage”). Unintended Usage include atomic energy control instruments, airplane or
spaceship instruments, transportation instruments, traffic signal instruments, combustion control instruments,
medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA products listed in this
document shall be made at the customer’s own risk.
· The products described in this document are subject to the foreign exchange and foreign trade laws.
· The information contained herein is presented only as a guide for the applications of our products. No
responsibility is assumed by TOSHIBA CORPORATION for any infringements of intellectual property or other
rights of the third parties which may result from its use. No license is granted by implication or otherwise under
any intellectual property or other rights of TOSHIBA CORPORATION or others.
000707EB
· The information contained herein is subject to change without notice.
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This datasheet has been download from:
www.datasheetcatalog.com
Datasheets for electronics components.
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