參數(shù)資料
型號(hào): LM4674SQBD
廠商: National Semiconductor
文件頁數(shù): 26/27頁
文件大?。?/td> 0K
描述: BOARD EVALUATION LM4674SQ
產(chǎn)品培訓(xùn)模塊: PowerWise® Products and Technology
標(biāo)準(zhǔn)包裝: 1
系列: Boomer®
放大器類型: D 類
輸出類型: 2 通道(立體聲)
在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量: 2.5W x 2 @ 4 歐姆
電源電壓: 2.4 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
板類型: 完全填充
已用 IC / 零件: LM4674
已供物品:
相關(guān)產(chǎn)品: LM4674SQX-ND - IC AMP AUDIO PWR 2.5W STER 16LLP
LM4674SQ/NOPBDKR-ND - IC AMP AUDIO PWR 2.5W STER 16LLP
LM4674SQ/NOPBCT-ND - IC AMP AUDIO PWR 2.5W STER 16LLP
LM4674SQ/NOPBTR-ND - IC AMP AUDIO PWR 2.5W STER 16LLP
10
100
1000
10000
100000
FREQUENCY (Hz)
T
H
D
+
N
(%
)
100
0.01
0.1
1
10
0.001
10
100
1000
10000
100000
FREQUENCY (Hz)
T
H
D
+N
(%
)
100
0.01
0.1
1
10
0.001
0.01
0.1
1
10
OUTPUT POWER/CHANNEL (W)
T
H
D
+N
(%
)
VDD = 5V
VDD = 3.6V
VDD = 2.5V
0.01
0.1
1
10
100
0.001
0.01
0.1
1
10
OUTPUT POWER/CHANNEL (W)
T
H
D
+N
(%
)
VDD = 5V
VDD = 3.6V
VDD = 2.5V
0.01
0.1
1
10
100
0.001
0.01
0.1
1
10
OUTPUT POWER/CHANNEL (W)
T
H
D
+N
(%
)
VDD = 5V
VDD = 3.6V
VDD = 2.5V
0.01
0.1
1
10
100
0.001
0.01
0.1
1
10
T
H
D
+N
(%
)
VDD = 5V
VDD = 3.6V
VDD = 2.5V
0.01
0.1
1
10
100
OUTPUT POWER/CHANNEL (W)
SNAS344E – DECEMBER 2005 – REVISED APRIL 2013
TYPICAL PERFORMANCE CHARACTERISTICS
THD+N vs Output Power
f = 1kHz, AV = 24dB, RL = 8
f = 1kHz, AV = 6dB, RL = 8
Figure 6.
Figure 7.
THD+N vs Output Power
f= 1kHz, AV = 24dB, RL = 4
f = 1kHz, AV = 6dB, RL = 4
Figure 8.
Figure 9.
THD+N vs Frequency
VDD = 2.5V, POUT = 100mW/ch, RL = 8
VDD = 3.6V, POUT = 250mW/ch, RL = 8
Figure 10.
Figure 11.
8
Copyright 2005–2013, Texas Instruments Incorporated
Product Folder Links: LM4674
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參數(shù)描述
LM4674SQX/NOPB 功能描述:音頻放大器 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
LM4674TL 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Filterless 2.5W Stereo Class D Audio Power Amplifier
LM4674TL/NOPB 功能描述:音頻放大器 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
LM4674TLBD 功能描述:音頻 IC 開發(fā)工具 LM4674 EVAL BOARD RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評(píng)估:TAS5614L 工作電源電壓:12 V to 38 V
LM4674TLX 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述: