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参数资料
| 型号： | TA2131FNG |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 0.008 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO24 |
| 封装： | 0.300 INCH, 0.65 MM PITCH, PLASTIC, SSOP-24 |
| 文件页数： | 3/19页 |
| 文件大小： | 411K |
| 代理商： | TA2131FNG |
TA2131FNG
2006-04-19
11
Absolute Maximum Ratings
Characteristic
Symbol
Rating
Unit
Supply voltage
VCC
4.5
V
Output current
Io (peak)
100
mA
Power dissipation
PD (Note)
500
mW
Operating temperature
Topr
25~75
°C
Storage temperature
Tstg
55~150
°C
Note: Derated above Ta
= 25°C in the proportion of 4 mW/°C.
Electrical Characteristics (Unless specified otherwise, VCC1 = 2.8 V, VCC2 = 1.2 V,
Rg = 600 , RL = 16 , f = 1 kHz, Ta = 25°C)
Characteristic
Symbol
Test condition
Min
Typ.
Max
Unit
ICC1
IC OFF (VCC1), SW1: b, SW2: b
0.1
5
ICC2
IC OFF (VCC2), SW1: b, SW2: b
0.1
5
A
ICC3
MUTE ON (VCC1), SW1: a, SW2: b
0.35
0.50
mA
ICC4
MUTE ON (VCC2), SW1: a, SW2: b
5
10
A
ICC5
No signal (VCC1), SW1: a, SW2: a
0.55
0.75
Quiescent supply current
ICC6
No signal (VCC2), SW1: a, SW2: a
0.20
0.40
ICC7
Po = 0.5 mW + 0.5 mW output (VCC1)
0.6
Power supply current during
drive
ICC8
Po = 0.5 mW + 0.5 mW output (VCC2)
5.3
mA
Gain
GV
Vo = 22dBV
10
12
14
Channel balance
CB
Vo = 22dBV
1.5
0
1.5
dB
Output power
Pomax
THD
= 10%
5
8
mW
Total harmonic distortion
THD
Po = 1 mW
0.1
0.3
%
Output noise voltage
Vno
Rg = 600 , Filter: IHF-A, SW4: b
102
96
dBV
Crosstalk
CT
Vo = 22dBV
42
48
RR1
fr = 100 Hz, Vr = 20dBV
inflow to VCC2
71
77
Ripple rejection ratio
RR2
fr = 100 Hz, Vr = 20dBV
inflow to VCC1
54
64
Mute attenuation
ATT
Vo = 12dBV, SW2: a → b
90
100
dB
Po
w
e
rS
e
c
ti
o
n
Beep sound output
voltage
VBEEP
V Beep IN
= 2 Vp-o, SW2: b
53
48
43
dBV
BST1
Vo = 20dBV, f = 100 Hz,
SW3: ON
→ OPEN
1
4
7
BST2
Vo = 30dBV, f = 100 Hz,
SW3: ON
→ OPEN
10
13
16
Boost gain
BST3
Vo = 50dBV, f = 100 Hz,
SW3: ON
→ OPEN
13.5
16.5
19.5
dB
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