參數(shù)資料
型號： LM4841MH/NOPB
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 音頻控制
英文描述： 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PDSO28
封裝： TSSOP-28
文件頁數(shù)： 23/31頁
文件大?。?/td> 1138K
代理商： LM4841MH/NOPB
Absolute Maximum Ratings (Note 10)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
6.0V
Storage Temperature
-65C to +150C
Input Voltage
0.3V to V
DD +0.3V
Power Dissipation (Note 11)
Internally limited
ESD Susceptibility (Note 12)
All pins except Pin 28
2500V
Pin 28
6500V
ESD Susceptibility (Note 13)
200V
Junction Temperature
150C
Soldering Information
Small Outline Package
Vapor Phase (60 sec.)
215C
Infrared (15 sec.)
220C
See AN-450 “Surface Mounting and their Effects on
Product Reliability” for other methods of soldering surface
mount devices.
θ
JC (typ) — LQA028A
3C/W
θ
JA (typ) — LQA028A
42C/W
θ
JC (typ) — MTC28
20C/W
θ
JA (typ) — MTC28
80C/W
θ
JC (typ) — MXA28A
2C/W
θ
JA (typ) — MXA28A (exposed
41C/W
θ
JA (typ) — MXA28A (exposed
54C/W
θ
JA (typ) — MXA28A (exposed
59C/W
θ
JA (typ) — MXA28A (exposed
93C/W
Operating Ratings
Temperature Range
T
MIN
≤ T
A
≤T
MAX
40C
≤TA ≤ 85C
Supply Voltage
2.7V
≤ V
DD
≤ 5.5V
Electrical Characteristics for Entire IC (Notes 7, 10)
The following specifications apply for V
DD = 5V unless otherwise noted. Limits apply for TA = 25C.
Symbol
Parameter
Conditions
LM4841
Units
(Limits)
Typical
Limit
V
DD
Supply Voltage
2.7
V (min)
5.5
V (max)
I
DD
Quiescent Power Supply Current
V
IN = 0V, IO = 0A
15
30
mA (max)
I
SD
Shutdown Current
V
shutdown = GND
0.7
2.0
A (max)
V
IH
Headphone Sense High Input Voltage
4
V (min)
V
IL
Headphone Sense Low Input Voltage
0.8
V (max)
TH
um
Un-Mute Threshold Voltage
Gain 1st Stage = 1
V
shutdown =VDD
V
IN applied to A or B input
22
10
40
mV
rms
mV
rms
Electrical Characteristics for Volume Attenuators (Notes 7, 10)
The following specifications apply for V
DD = 5V. Limits apply for TA = 25C.
Symbol
Parameter
Conditions
LM4841
Units
(Limits)
Typical
Limit
C
RANGE
Attenuator Range
Gain with V
DCVol = 5V, No Load
±0.75
dB (max)
Attenuation with V
DCVol = 0V (BM &
SE)
-75
dB (min)
A
M
Mute Attenuation
V
mute = 5V, Bridged Mode (BM)
-78
dB (min)
V
mute = 5V, Single-Ended Mode (SE)
-78
dB (min)
LM4841
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相關PDF資料
PDF描述
LM4841MHX/NOPB 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PDSO28
LM4841MT/NOPB 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PDSO28
LM4841MTX/NOPB 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, PDSO28
LM4841LQ/NOPB 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, QCC28
LM4842MHX/NOPB 2 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO28
相關代理商/技術參數(shù)
參數(shù)描述
LM4841MT 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Stereo 2W Amplifiers with DC Volume Control, Transient Free Outputs, and Cap-less Headphone Drive
LM4841MT/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)
LM4842 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Stereo 2W Amplifiers with DC Volume Control Transient Free Outputs, and Cap-less Headphone Drive
LM4842LQ 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Stereo 2W Amplifiers with DC Volume Control Transient Free Outputs, and Cap-less Headphone Drive
LM4842LQ/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)
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