參數(shù)資料
型號(hào): SA58670BS
廠商: NXP Semiconductors N.V.
元件分類: 音頻放大器
英文描述: 2.1 W-channel stereo class-D audio amplifier
封裝: SA58670BS<SOT917-1 (HVQFN20)|<<http://www.nxp.com/packages/SOT917-1.html<1<Always Pb-free,;
文件頁(yè)數(shù): 22/25頁(yè)
文件大小: 167K
代理商: SA58670BS
SA58670_3
NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 03 — 11 June 2009
6 of 25
NXP Semiconductors
SA58670
2.1 W/channel stereo class-D audio amplier
9.
Dynamic characteristics
[1]
VDD is the supply voltage on pins PVDD and pin AVDD.
Table 5.
Dynamic characteristics
Tamb =25 °C; RL =8 ; unless otherwise specied[1].
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Po
output power
per channel; f = 1 kHz; THD+N = 10 %
RL =8 ; VDD = 3.6 V
-
0.72
-
W
RL =8 ; VDD = 5.0 V
-
1.4
-
W
RL =4 ; VDD = 5.0 V
-
2.1
-
W
THD+N
total harmonic
distortion-plus-noise
VDD = 5.0 V; Gv(cl) = 6 dB; f=1kHz
Po = 0.5 W
-
0.11
-
%
Po = 1.0 W
-
0.14
-
%
SVRR
supply voltage ripple
rejection
Gv(cl) = 6 dB; f = 217 Hz
VDD = 3.6 V
-
73
-
dB
VDD = 5.0 V
-
77
-
dB
CMRR
common mode rejection
ratio
VDD = 5.0 V; Gv(cl) = 6 dB; f = 217 Hz
-
69
-
dB
Zi
input impedance
Gv(cl) = 6 dB
-
28.1
-
k
Gv(cl) = 12 dB
-
17.3
-
k
Gv(cl) = 18 dB
-
9.8
-
k
Gv(cl) = 24 dB
-
5.2
-
k
td(sd-startup)
delay time from
shutdown to start-up
VDD = 3.6 V
-
3.5
-
ms
Vn(o)
output noise voltage
VDD = 3.6 V; f = 20 Hz to 20 kHz;
inputs are AC grounded
no weighting
-
35
-
V
A weighting
-
27
-
V
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SA58670BS-G 功能描述:音頻放大器 2.1W/CH CLASS D AUDIO AMP RoHS:否 制造商:STMicroelectronics 產(chǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
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