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LM4861MX/NOPB 参数 Datasheet PDF下载

LM4861MX/NOPB图片预览
型号: LM4861MX/NOPB
PDF下载: 下载PDF文件 查看货源
内容描述: [IC 1.1 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8, 0.150 INCH, SOIC-8, Audio/Video Amplifier]
分类和应用: 放大器功率放大器
文件页数/大小: 8 页 / 222 K
品牌: NSC [ NATIONAL SEMICONDUCTOR ]
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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
Storage Temperature
Input Voltage
Power Dissipation (Note 3)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
Junction Temperature
Soldering Information
Small Outline Package
Vapor Phase (60 sec.)
Infrared (15 sec.)
6.0V
−65˚C to +150˚C
−0.3V to V
DD
+ 0.3V
Internally limited
3000V
250V
150˚C
See AN-450
“Surface Mounting and their Effects on
Product Reliability”
for other methods of soldering surface
mount devices.
Operating Ratings
Temperature Range
T
MIN
T
A
T
MAX
Supply Voltage
Thermal Resistance
θ
JC
(typ) — M08A
θ
JA
(typ) — M08A
θ
JC
(typ) — N08E
θ
JA
(typ) — N08E
−40˚C
T
A
+85˚C
2.0V
V
DD
5.5V
35˚C/W
140˚C/W
37˚C/W
107˚C/W
215˚C
220˚C
Electrical Characteristics
(Note 1) (Note 2)
The following specifications apply for V
DD
= 5V, unless otherwise specified. Limits apply for T
A
= 25˚C.
LM4861
Symbol
V
DD
I
DD
I
SD
V
OS
P
O
THD+N
PSRR
Parameter
Supply Voltage
Quiescent Power Supply Current
Shutdown Current
Output Offset Voltage
Output Power
Total Harmonic Distortion +
Noise
Power Supply Rejection Ratio
V
IN
= 0V, I
O
= 0A (Note 8)
V
pin1
= V
DD
V
IN
= 0V
THD = 1% (max); f = 1 kHz
P
O
= 1Wrms; 20 Hz
f
20 kHz
V
DD
= 4.9V to 5.1V
6.5
0.6
5.0
1.1
0.72
65
Conditions
Typical
(Note 6)
Limit
(Note 7)
2.0
5.5
10.0
10.0
50.0
1.0
V (min)
V (max)
mA (max)
µA (max)
mV (max)
W (min)
%
dB
Units
(Limits)
Note 1:
All voltages are measured with respect to the ground pin, unless otherwise specified.
Note 2:
Absolute Maximum Ratings indicate limits beyond which damage to the device may occur. Operating Ratings indicate conditions for which the device is func-
tional, but do not guarantee specific performance limits. Electrical Characteristics state DC and AC electrical specifications under particular test conditions which guar-
antee specific performance limits. This assumes that the device is within the Operating Ratings. Specifications are not guaranteed for parameters where no limit is
given, however, the typical value is a good indication of device performance.
Note 3:
The maximum power dissipation must be derated at elevated temperatures and is dictated by T
JMAX
,
θ
JA
, and the ambient temperature T
A
. The maximum
allowable power dissipation is P
DMAX
= (T
JMAX
− T
A
)/θ
JA
or the number given in the Absolute Maximum Ratings, whichever is lower. For the LM4861, T
JMAX
= 150˚C,
and the typical junction-to-ambient thermal resistance, when board mounted, is 140˚C/W.
Note 4:
Human body model, 100 pF discharged through a 1.5 kΩ resistor.
Note 5:
Machine Model, 220 pF–240 pF discharged through all pins.
Note 6:
Typicals are measured at 25˚C and represent the parametric norm.
Note 7:
Limits are guaranteed to Nationai’s AOQL (Average Outgoing Quality Level).
Note 8:
The quiescent power supply current depends on the offset voltage when a practical load is connected to the amplifier.
www.national.com
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