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參數(shù)資料
| 型號： | TA2125 |
| 廠商： | Toshiba Corporation |
| 英文描述： | Power Driver IC for CD Player |
| 中文描述： | CD播放機功率驅(qū)動IC |
| 文件頁數(shù)： | 4/7頁 |
| 文件大小： | 101K |
| 代理商： | TA2125 |
TA2125AF
2002-02-12
4
Electrical Characteristics
(Unless otherwise specified, V
CC
8 V, R
L
8 , VBIAS 2.1 V, f 1 kHz, Ta 25°C)
Test
Circuit
Characteristics
Symbol
Test Condition
Min
Typ.
Max
Unit
Operating supply voltage
V
CC
1, 2
5
8
9
V
Quiescent current
I
ccq
V
IN
VBIAS, R
L
OPEN
(With out H-SW)
27
37
60
mA
4ch BTL Driver
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
Output offset voltage
V
OS
R
g
0
50
10
50
mV
Maximum output voltage
V
OM
V
IN
4 V/GND
4.5
5.1
V
Voltage gain
Gv
V
IN
VBIAS 200 mV
14.0
15.2
16.4
dB
V
STB (on)
0.5
V
Stand-by 1 control voltage
V
STB (off)
3.0
V
Stand-by current
I
STB1
V
IN
VBIAS, R
L
OPEN
H-Bridge: Stand-by
5 V REG: Stand-by
1
A
Regulator Reference Amp
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
Output voltage
V
reg
I
o
200 mA
Tr. 2SA1203Y
4.6
5
5.2
V
V
reg (on)
2.5
V
CC
V
Regulator control voltage
V
reg (off)
GND
1.5
V
H-Bridge
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
Output saturation voltage
V
CE
I
o
200 mA
1.3
1.4
V
Stand-by current
I
STB2
4ch BTL: Stand-by
5 V REG: Stand-by
1
A
V
HB (on)
2.5
V
CC
V
Control voltage
V
HB (off)
GND
0.7
V
H-Bridge Control Logic/V
R
Current
(36pin)
Operation Mode
Fin
Rin
Out5A
Out5B
V
R
Current
Unit
Forward
H
L
L
H
19.5
mA
Revers
L
H
H
L
19.5
mA
Brake
H
H
L
L
30
mA
Stand-by
L
L
Open
Open
1
A
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