參數(shù)資料
型號: LM4840
廠商: National Semiconductor Corporation
英文描述: RES 20.5 OHM 1/10W 1% 0603 SMD
中文描述: 立體聲2W的音頻功率放大器與數(shù)字音量控制和輸入復用器
文件頁數(shù): 5/19頁
文件大?。?/td> 786K
代理商: LM4840
MH and LQ Specific Characteristics
Note 17:
These curves show the thermal dissipation ability of the LM4840MH at different ambient temperatures given these conditions:
500LFPM + 2in
2
:
The part is soldered to a 2in
2
, 1 oz. copper plane with 500 linear feet per minute of forced-air flow across it.
2in
2
on bottom:
The part is soldered to a 2in
2
, 1oz. copper plane that is on the bottom side of the PC board through 21 8 mil vias.
2in
2
:
The part is soldered to a 2in
2
, 1oz. copper plane.
1in
2
:
The part is soldered to a 1in
2
, 1oz. copper plane.
Not Attached:
The part is not soldered down and is not forced-air cooled.
Typical Performance Characteristics
LM4840MH, LM4840LQ
THD+N vs Output Power
DS200104-70
LM4840MH, LM4840LQ
THD+N vs Frequency
DS200104-71
LM4840MH, LM4840LQ
THD+N vs Output Power
DS200104-72
LM4840MH, LM4840LQ
THD+N vs Frequency
DS200104-73
LM4840MH, LM4840LQ
Power Dissipation vs Output Power
DS200104-65
LM4840MH
(Note 17)
Power Derating Curve
DS200104-64
THD+N vs Frequency
DS200104-57
THD+N vs Frequency
DS200104-58
THD+N vs Frequency
DS200104-14
L
www.national.com
5
相關PDF資料
PDF描述
LM4840LQ Stereo 2W Audio Power Amplifiers with Digital Volume Control and Input Mux
LM4840MH Stereo 2W Audio Power Amplifiers with Digital Volume Control and Input Mux
LM4840MT Stereo 2W Audio Power Amplifiers with Digital Volume Control and Input Mux
LM4841 Stereo 2W Amplifiers with DC Volume Control, Transient Free Outputs, and Cap-less Headphone Drive
LM4841LQ Stereo 2W Amplifiers with DC Volume Control, Transient Free Outputs, and Cap-less Headphone Drive
相關代理商/技術參數(shù)
參數(shù)描述
LM4840LQ 制造商:Texas Instruments 功能描述:AMP AUDIO POWER DC VOLT LLP-28
LM4840LQ/NOPB 功能描述:IC AMP AUDIO PWR 2.2W STER 28LLP RoHS:是 類別:集成電路 (IC) >> 線性 - 音頻放大器 系列:Boomer® 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,500 系列:DirectDrive® 類型:H 類 輸出類型:耳機,2-通道(立體聲) 在某負載時最大輸出功率 x 通道數(shù)量:35mW x 2 @ 16 歐姆 電源電壓:1.62 V ~ 1.98 V 特點:I²C,麥克風,靜音,短路保護,音量控制 安裝類型:表面貼裝 供應商設備封裝:25-WLP(2.09x2.09) 封裝/外殼:25-WFBGA,WLCSP 包裝:帶卷 (TR)
LM4840MH 制造商:Texas Instruments 功能描述:AMP AUDIO STEREO 2W SMD TSSOP28
LM4840MH/NOPB 功能描述:IC AMP AUDIO PWR 2.2W AB 28TSSOP RoHS:是 類別:集成電路 (IC) >> 線性 - 音頻放大器 系列:Boomer® 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,500 系列:DirectDrive® 類型:H 類 輸出類型:耳機,2-通道(立體聲) 在某負載時最大輸出功率 x 通道數(shù)量:35mW x 2 @ 16 歐姆 電源電壓:1.62 V ~ 1.98 V 特點:I²C,麥克風,靜音,短路保護,音量控制 安裝類型:表面貼裝 供應商設備封裝:25-WLP(2.09x2.09) 封裝/外殼:25-WFBGA,WLCSP 包裝:帶卷 (TR)
LM4840MT 制造商:Texas Instruments 功能描述:AMP AUDIO STEREO 2W SMD TSSOP28