TA2145AF 查看數據表（PDF） - Toshiba
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TA2145AF Datasheet PDF : 16 Pages
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TA2145AF
Electrical Characteristics
(Unless otherwise specified, VCC = 3 V, Ta = 25°C, f = 1 kHz, SW2: a, SW5: OPEN
Preamplifier: Rg = 2.2 kW, RL = 10 kW, SW1: ON, SW3: b, SW4: b
Power amplifier: Rg = 600 W, RL = 16 W, Vol.: max, SW1: OPEN, SW3: a, SW4: a
Motor governor: Im = 100 mA, SW1: OPEN, SW3: b, SW4: b)
Characteristic
Quiescent supply current
Open loop voltage gain
Closed loop voltage gain
Maximum output voltage
Total harmonic distortion
Equivalent input noise
voltage
Cross talk
Ripple rejection ratio
Preamplifier muting
attenuation
Preamplifier on voltage
Preamplifier off voltage
Voltage gain
Channel balance
Output power 1
Output power 2
Total harmonic distortion
Output noise voltage
Ripple rejection ratio
Cross talk
Dc volume maximum
attenuation
Supply current
Saturation voltage
Reference voltage
Reference voltage
fluctuation 1
Reference voltage
fluctuation 2
Reference voltage
fluctuation 3
Current ratio
Current ratio fluctuation 1
Current ratio fluctuation 2
Current ratio fluctuation 3
Symbol
ICCQ1
ICCQ2
GVO
GVC
Vom
THD1
Vni
CT1
RR1
ATT1
V18 (ON)
V18 (OFF)
GV
CB
Po1
Po2
THD2
Vno
RR2
CT2
ATT2
ICC
VCE (sat)
,VREF
,VREF1
,VREF2
,VREF3
K
,K1
,K2
,K3
Test
circuit
Test condition
¾
Pre off, Vin = 0, Vol.: min,
SW4: b, SW5: ON
¾ Vin = 0, Vol.: min, SW4: b
¾ Vo = -10dBV, SW2: b
¾ Vo = -10dBV
¾ THD = 1%
¾ Vo = -10dBV
Rg = 2.2 kW, SW1: OPEN
¾ BPF = 20 Hz~20 kHz,
NAB (GV = 35dB, f = 1 kHz)
¾ Vo = -10dBV
¾ fr = 100 Hz, Vr = -20dBV
¾ Vo = -10dBV, SW5: OPEN ® ON
¾
VCC = 1.8 V
¾
¾ Vo = -10dBV
¾ Vo = -10dBV
¾ RL = 16 W, THD = 10%
¾ RL = 32 W, THD = 10%
¾ Po = 1m W
¾
Rg = 600 W, SW3: b
BPF = 20 Hz~20 kHz
¾ fr = 100 Hz, Vr = -20dBV
¾ Vo = -10dBV
¾
Vo = -10dBV, SW4: a®b
(Vol.: max ® min)
¾ Im = 0
¾ Im = 200 mA
¾ Im = 100 mA
¾ VCC = 2.1~3.6 V
¾ Im = 25~250 mA
¾ Ta = -25~75°C
¾
¾
¾ VCC = 2.1~3.6 V
¾ Im = 25~250 mA
¾ Ta = -25~75°C
Min Typ. Max Unit
¾
7.5
13
mA
¾
8.5 14.5
¾
86
¾
dB
¾
35
¾
dB
550 720 ¾ mVrms
¾ 0.02 0.3
%
¾
1.2 2.4 mVrms
¾
70
¾
dB
¾
48
¾
dB
¾
80
¾
dB
0
¾
0.5
V
1.5
¾
1.8
V
29
31
33
dB
-1.5
0
+1.5 dB
17
28
¾ mW
¾
20
¾ mW
¾
0.5
¾
%
¾ 270 400 mVrms
¾
52
¾
dB
¾
32
¾
dB
¾
82
¾
dB
¾
2.5 3.5 mA
¾
¾
0.5
V
0.76 0.81 0.86
V
¾ 0.25 ¾ %/V
¾ 0.003 ¾ %/mA
¾ 0.005 ¾ %/°C
34.5 37.5 40.5
¾ 0.25 ¾ %/V
¾ 0.08 ¾ %/mA
¾ 0.005 ¾ %/°C
8
2002-04-19
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