TA8205AHQ Toshiba, TA8205AHQ Datasheet

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TA8205AHQ

Manufacturer Part Number
TA8205AHQ
Description
Manufacturer
Toshiba
Datasheet

Specifications of TA8205AHQ

No. Of Channels
2
Package
HZIP 17-P-2.00
Recommended Vcc (v)
13.2
Rl=2 Ohm
-
Rl=4 Ohm
15W x 2
Rl=8 Ohm
-
Features/built-in Functions
2 BTL channels, low heat resistance, various protection circuits, standby switch
Operating Voltage (v)
9 to 18

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TA8205AHQ
Manufacturer:
TOSHIBA/东芝
Quantity:
20 000
18W BTL × 2CH Audio Power Amplifier
The thermal resistance θj−T of TA8205AHQ, TA8205ALQ
package designed for low thermal resistance, has a high
efficiency of heat radiation.
The temperature rise of chip can be reduced, and the influence
from the degradation of the features due to the temperature rise
at the high output can also be reduced.
This stereo audio power IC, designed for car audio use, has two
built−in channels to reduce the characteristic difference between
L and R channels.
In addition, the functions of stand−by and muting, and a variety
of protection circuits are involved.
Features
Low thermal resistance
: θj−T = 1.5°C / W (infinite heat sink)
High power
: P
Low distortion ratio : THD = 0.04% (typ.) (V
Low noise : V
Built−in stand−by function (with pin(4) set at low, power is turned off.) : I
Built−in muting function (with pin(1) set at low, power is turned off.) : V
Built−in various protection circuits
Protection circuits : Thermal shut down, Over voltage, Out→V
Operating supply voltage : V
(V
P
(V
OUT (2)
OUT (1)
CC
CC
= 14.4V, f = 1kHz, THD = 10%, R
= 13.2V, f = 1kHz, THD = 10%, R
= 15W (typ.) / channel
= 18W (typ.) / channel
NO
TA8205AHQ,TA8205ALQ
= 0.30mV
TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic
rms
CC
(typ.) (V
= 9~18V
CC
L
L
= 4Ω)
= 4Ω)
= 13.2V, R
CC
= 13.2V, f = 1kHz, P
L
1
= 4Ω, G
V
CC
50dB, R
short, Out→GND short and Out−Out short.
OUT
Weight
HZIP17−P−2.00 : 9.8g (typ.)
HSIP17−P−2.00 : 9.8g (typ.)
TA8205AHQ
TA8205ALQ
g
= 1W, R
(mute)
SB
= 0Ω, BW = 20Hz~20kHz)
= 1µA (typ.)
= 1V (typ.)
L
= 4Ω, G
TA8205AHQ/ALQ
V
= 50dB)
2004-09-28

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TA8205AHQ Summary of contents

Page 1

... TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic TA8205AHQ,TA8205ALQ 18W BTL × 2CH Audio Power Amplifier The thermal resistance θj−T of TA8205AHQ, TA8205ALQ package designed for low thermal resistance, has a high efficiency of heat radiation. The temperature rise of chip can be reduced, and the influence from the degradation of the features due to the temperature rise at the high output can also be reduced ...

Page 2

... Block Diagram TA8205AHQ, TA8205ALQ (G = 50dB) V Cautions And Application Method (description is made only on the single channel.) 1. Voltage gain adjustment This IC has the amplifier construction as shown in Fig.1. The pre−amp. Amp 1 is provided to the primary stage, and the input voltage is amplified by the flat amps, amp 3 and amp 4 of each channel through the phase amp. ...

Page 3

... CC (2) Since the control current is microscopic, the switching relay of small current capacity is satisfactory for switching. ..... (1) (dB) = 20dB increased. (Fig. (V) (SB) 0~2 3~V CC Fig.3 With pin(4) set to high, power is turened on. 3 TA8205AHQ/ALQ Fig.2 2004-09-28 ...

Page 4

... V reduced or with the feedback amount increased, care must be taken V →on CC and C ) shall be set according to the gain to be used 0Ω 470Ω TA8205AHQ/ALQ →on. The CC 2004-09-28 ...

Page 5

... Time constant is small at V →on or off. CC Made liable to oscillate. For filtering power supply hum and ripple. Large at using AC rectified power supply. Small at using DC power supply. 5 TA8205AHQ/ALQ Remarks Larger Than Recommended Value Related to gain. →on. Refer to item 4. →on. Time constant is large at V →on or off. ...

Page 6

... IN I ― ― 600Ω, g C.T. ― 0.775V OUT rms (0dBm) Stand − by → off V ― SB (power→on) Mute→on V ― (mute) (power→off) 6 TA8205AHQ/ALQ Min. Typ. Max. Unit ― 120 250 mA ― 18 ― ― ― 0.04 0 ― 0.30 0.70 ...

Page 7

... Test circuit TA8205AHQ, TA8205ALQ (G = 50dB) V TA8205AHQ/ALQ 7 2004-09-28 ...

Page 8

... TA8205AHQ/ALQ 8 2004-09-28 ...

Page 9

... TA8205AHQ/ALQ 9 2004-09-28 ...

Page 10

... Package Dimensions Weight : 9.8g (typ.) TA8205AHQ/ALQ 10 2004-09-28 ...

Page 11

... Package Dimensions Weight : 9.8g (typ.) TA8205AHQ/ALQ 11 2004-09-28 ...

Page 12

... The product is often the final stage (the external output stage circuit. Substandard performance or malfunction of the destination device to which the circuit supplies output may cause damage to the circuit or to the product. TA8205AHQ/ALQ 12 030619EBF 2004-09-28 ...

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