LM4830M National Semiconductor, LM4830M Datasheet - Page 3

IC AMP AUDIO PWR 2W MONO 24SOIC

LM4830M

Manufacturer Part Number
LM4830M
Description
IC AMP AUDIO PWR 2W MONO 24SOIC
Manufacturer
National Semiconductor
Type
Class ABr
Datasheet

Specifications of LM4830M

Output Type
1-Channel (Mono) with Mono Headphones
Max Output Power X Channels @ Load
2W x 1 @ 4 Ohm; 100mW x 1 @ 32 Ohm
Voltage - Supply
2.7 V ~ 5.5 V
Features
Microphone, Shutdown, Thermal Protection, Volume Control
Mounting Type
Surface Mount
Package / Case
24-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
*LM4830M

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LM4830MX
Manufacturer:
NS/国半
Quantity:
20 000
Symbol
POWER AMPLIFIER, A1
I
I
V
e
P
THD
R
DIGITAL INPUTS
V
V
PREAMP, A2
R
V
e
THD
DD
SD
The following specifications apply for V
IN
IN
OS
O
IH
IL
OS
IN
IN
Electrical Characteristics
Absolute Maximum Ratings
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.)
Quiescent Power Supply Current
Shutdown Current
Output Offset Voltage
Input Noise
Output Power, Bridged
Total Harmonic Distortion
Attenuation Step Size Error
Absolute Attenuation
Power Amp Input Resistance
High Input Voltage
Low Input Voltage
Mic1 and Mic2 Input Resistance
Output Offset Voltage
Input Noise
Total Harmonic Distortion
Parameter
DD
−0.3V to V
= 5V, unless otherwise specified. Limits apply for T
(Notes 1, 2)
Internally Limited
−65˚C to +150˚C
V
Bridged R
HS = 5V, SD = 0V, V
HS = 5V, SD = 5V, IC Off
V
IHF-A Weighting Filter, R
THD = 1% (max); f = 1 kHz, R
THD+N = 10%; f = 1 kHz, R
THD+N = 10%; f = 1 kHz, R
f = 1 kHz, Attenuation
0 dB to −30 dB
Attenuation
Attenuation
CMOS Compatible Only
CMOS Compatible Only
V
IHF-A Weighting Filter, R
A
A
32
(Refer to Figure 2 )
O
IN
IN
VCL
VCL
(Note 2)
Bridged Output, V
Single-Ended Output, V
P
P
V
= 0V, I
O
O
O1
= 0V
= 0V
DD
= 100, V
= −1, P
= 1.5W, R
= 1W, R
On Only, V
+ 0.3V
2000V
150˚C
215˚C
L
250V
O
6.0V
= 8
@
@
= 0A, R
O
L
0 dB
−30 dB
IN
= 50 mW, f = 1 kHz, R
L
= 8
Conditions
= 10 mVrms, f = 1 kHz
O
= 4
3
O1
= 60 mV, R
L
O1
Operating Ratings
Temperature Range
Supply Voltage
=
See AN-450 “Surface Mounting and their Effects on
Product Reliability” for other methods of soldering surface
mount devices.
–V
@
JC
JA
JC
JA
T
On Only
S
S
0 dB
O2
MIN
O1
(typ) — M24B
(typ) — M24B
(typ) — N24A
(typ) — N24A
Infrared (15 sec.)
= 25
= 25
, R
, R
L
L
= 8
= 4
L
L
L
T
L
= 8
= 8
A
= 32
= 32
T
MAX
L
=
A
= 25˚C.
(Note 6)
Typical
11.0
11.4
1.15
0.06
±
±
±
21.5
0.06
0.02
7.9
0.5
0.7
1.4
0.2
0.2
2.0
1.3
30
16
40
0.5
0.5
1.0
2
LM4830
(Note 7)
Limit
−40˚C
20.0
50.0
10.0
2.7V
5.8
2.0
1.0
4.5
0.5
www.national.com
V
T
DD
mA (max)
mV (max)
A
mA (min)
µA (max)
µV (max)
(Limits)
W (min)
32˚C/W
79˚C/W
21˚C/W
61˚C/W
Units
220˚C
mA
mA
mV
µV
µV
dB
dB
dB
k
k
W
W
%
%
%
85˚C
%
V
V
5.5V

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