參數(shù)資料
型號: LM4892IBPX/NOPB
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 音頻/視頻放大
英文描述: 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA8
封裝: MICRO, SMD-8
文件頁數(shù): 16/22頁
文件大小: 1037K
代理商: LM4892IBPX/NOPB
Absolute Maximum Ratings (Note 2)
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 3)
Internally Limited
ESD Susceptibility (Note 4)
2500V
ESD Susceptibility (Note 5)
250V
Junction Temperature
150C
Thermal Resistance
θ
JC (SOP)
35C/W
θ
JA (SOP)
150C/W
θ
JA (micro SMD)
220C/W
θ
JC (MSOP)
56C/W
θ
JA (MSOP)
190C/W
θ
JA (LLP)
220C/W (Note 9)
Soldering Information
See AN-1112 ’microSMD Wafers Level Chip Scale
Package’.
See AN-1187 ’Leadless Leadframe Package (LLP)’.
Operating Ratings
Temperature Range
T
MIN
≤ T
A
≤ T
MAX
40C
≤ T
A
≤ 85C
Supply Voltage
2.2V
≤ V
DD
≤ 5.5V
Electrical Characteristics V
DD =5V
(Notes 1, 2)
The following specifications apply for V
DD = 5V, AV = 2, and 8
load unless otherwise specified. Limits apply for T
A = 25C.
Symbol
Parameter
Conditions
LM4892
Units
(Limits)
Typical
Limit
I
DD
Quiescent Power Supply Current
V
IN = 0V, Io = 0A, HP sense = 0V
4
10
mA (max)
V
IN = 0V, Io = 0A, HP sense = 5V
2.5
mA (max)
I
SD
Shutdown Current
Vshutdown = GND (Note 8)
0.1
A (max)
P
o
Output Power
THD = 2% (max), f = 1kHz,
R
L =8
, HP Sense < 0.8V
1
W
THD = 1% (max), f = 1kHz,
R
L =32
, HP Sense > 4V
90
mW
V
IH
HP Sense high input voltage
4
V (min)
V
IL
HP Sense low input voltage
0.8
V (max)
THD+N
Total Harmonic Distortion+Noise
P
o = 0.4 Wrms; f = 1kHz 10Hz
BW
≤ 80kHz
0.1
%
PSSR
Power Supply Rejection Ratio
V
ripple = 200mV sine p-p
62 (f =
217Hz) 66 (f
= 1kHz)
dB
Electrical Characteristics V
DD = 3.3V
(Notes 1, 2)
The following specifications apply for V
DD = 3.3V, AV = 2, and 8
load unless otherwise specified. Limits apply for T
A = 25C.
Symbol
Parameter
Conditions
LM4892
Units
(Limits)
Typical
Limit
I
DD
Quiescent Power Supply Current
V
IN = 0V, Io = 0A, HP sense = 0V
3.5
mA (max)
V
IN = 0V, Io = 0A, HP sense = 3.3V
2.0
mA (max)
I
SD
Shutdown Current
Vshutdown = GND (Note 8)
0.1
A (max)
P
o
Output Power
THD = 1% (max), f = 1kHz,
R
L =8
, HP Sense < 0.8V
0.4
W
THD = 1% (max), f = 1kHz,
R
L =32
, HP Sense > 3V
35
mW
V
IH
HP Sense high input voltage
2.6
V (min)
V
IL
HP Sense low input voltage
0.8
V (max)
THD+N
Total Harmonic Distortion+Noise
P
o = 0.15 Wrms; f = 1kHz 10Hz
BW
≤ 80kHz
0.1
%
LM4892
www.national.com
3
相關PDF資料
PDF描述
LM4892LDX/NOPB 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO10
LM4892LD/NOPB 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO10
LM4892MX/NOPB 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
LM4892M/NOPB 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
LM4892MMX/NOPB 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
相關代理商/技術參數(shù)
參數(shù)描述
LM4892ITP/NOPB 功能描述:IC AMP AUDIO PWR 1W MONO 8USMD 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)
LM4892LD 功能描述:IC AMP AUDIO PWR 1W MONO 10LLP RoHS:否 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)
LM4892LDX 功能描述:IC AMP AUDIO PWR 1W MONO 10LLP 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)
LM4892M 制造商:NSC 制造商全稱:National Semiconductor 功能描述:1 Watt Audio Power Amplifier with Headphone Sense
LM4892M/NOPB 功能描述:IC AMP AUDIO PWR 1W MONO 8SOIC 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)