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參數資料
| 型號： | TS4962EKIJT |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 3 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9 |
| 封裝： | LEAD FREE, FLIP CHIP, 9 PIN |
| 文件頁數： | 19/22頁 |
| 文件大小： | 1385K |
| 代理商： | TS4962EKIJT |
TS4962
Electrical Characteristics
6/22
Table 5.
VCC = +3.6V, GND = 0V, VICM = 1.8V, Tamb = 25°C (unless otherwise specified)
1
Symbol
Parameter
Min.
Typ.
Max.
Unit
ICC
Supply Current
No input signal, no load
22.8
mA
ISTANDBY
Standby Current 2
No input signal, VSTBY = GND
10
1000
nA
Voo
Output Offset Voltage
No input signal, RL = 8
325
mV
Po
Output Power, G=6dB
THD = 1% Max, f = 1kHz, RL = 4
THD = 10% Max, f = 1kHz, RL = 4
THD = 1% Max, f = 1kHz, RL = 8
THD = 10% Max, f = 1kHz, RL = 8
1.15
1.51
0.7
0.9
W
THD + N
Total Harmonic Distortion + Noise
Po = 500 mWRMS, G = 6dB, 20Hz < f < 20kHz,
RL = 8 + 15H, BW < 30kHz
Po = 500mWRMS, G = 6dB, f = 1kHz,
RL = 8 + 15H, BW < 30kHz
1
0.27
%
Efficiency
Po = 1 WRMS, RL = 4 + ≥ 15H
Po = 0.65 WRMS, RL = 8+ ≥ 15H
78
88
%
PSRR
Power Supply Rejection Ratio with inputs grounded 3
f = 217Hz, RL = 8, G=6dB, Vripple = 200mVpp
62
dB
CMRR
Common Mode Rejection Ratio
f = 217Hz, RL = 8, G = 6dB, Vic = 200mVpp
56
dB
Gain
Gain value (Rin in k)
V/V
RSTDBY
Internal Resistance From Standby to GND
273
300
327
k
FPWM
Pulse Width Modulator Base Frequency
180
250
320
kHz
SNR
Signal to Noise ratio (A Weighting), Po = 0.6W, RL = 8
83
dB
TWU
Wake-up time
510ms
TSTB
Standby time
510ms
VN
Output Voltage Noise f = 20Hz to 20kHz, G = 6dB
Unweighted RL = 4
A weighted RL = 4
Unweighted RL = 8
A weighted RL = 8
Unweighted RL = 4 + 15H
A weighted RL = 4 + 15H
Unweighted RL = 4 + 30H
A weighted RL = 4 + 30H
Unweighted RL = 8 + 30H
A weighted RL = 8 + 30H
Unweighted RL = 4 + Filter
A weighted RL = 4 + Filter
Unweighted RL = 4 + Filter
A weighted RL = 4 + Filter
83
57
83
61
81
58
87
62
77
56
85
63
80
57
85
61
VRMS
1)
All electrical values are guaranted with correlation measurements at 2.5V and 5V.
2)
Standby mode is actived when Vstdby is tied to GND.
3)
Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is the surimposed sinus signal to Vcc @ f = 217Hz.
273k
R
in
------------------
300 k
R
in
------------------
327k
R
in
------------------
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相關代理商/技術參數 |
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| TS4962IJT | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3W Filter-free Class D Audio Power Amplifier |
| TS4962IQ | 制造商:STMicroelectronics 功能描述: |
| TS4962IQT | 功能描述:音頻放大器 3W Class D w/standby RoHS:否 制造商:STMicroelectronics 產品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel |
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| TS4962M_07 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:3W filter-free class D audio power amplifier |
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