LM4834MS National Semiconductor, LM4834MS Datasheet - Page 2

• Manufacturer Part Number: LM4834MS
• Description: IC, AUDIO PWR AMP CLASS AB 1.75W SSOP-28
• Manufacturer: National Semiconductor

Specifications of LM4834MS

• Amplifier Class: AB
• No. Of Channels: 1
• Output Power: 1.75W
• Supply Voltage Range: 4.5V to 5.5V
• Load Impedance: 8ohm
• Operating Temperature Range: -40°C to +85°C
• Amplifier Case Style: SSOP
• Rohs Compliant: No

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V
I
I
C
A
V
SNR
V
E
PSRR
DD
SD
Symbol
DD
Symbol
RANGE
M
Symbol
OS
SWING
NO
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics for Entire IC
(Notes 1, 2)
The following specifications apply for V
Electrical Characteristics for Volume Attenuators
(Notes 1, 2)
The following specifications apply for V
Electrical Characteristics for Microphone Preamp and Power Supply
(Notes 1, 2)
The following specifications apply forV
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation
ESD Susceptibility (Note 4)
Pin 5
ESD Susceptibility (Note 5)
Junction Temperature
Soldering Information
Small Outline Package
Vapor Phase (60 sec.)
Supply Voltage
Quiescent Power Supply Current
Shutdown Current
Attenuator Range
Mute Attenuation
Offset Voltage
Signal to Noise Ratio
Output Voltage Swing
Input Referred Noise
Power Supply Rejection Ratio
Parameter
Parameter
Parameter
DD
DD
DD
−0.3V to V
= 5V unless otherwise noted. Limits apply for T
-65˚C to +150˚C
Internally limited
= 5V unless otherwise noted. Limits apply for T
= 5V. Limits apply for T
(Note 2)
DD
V
V
Gain with V
Attenuation with V
V
V
V
V
4.7V
, A-Wtd Filter
f = 1 kHz, THD
A-Weighted Filter
f = 120 Hz, V
C
2000V
1500V
150˚C
215˚C
IN
pin 15
pin 15
IN
DD
+0.3V
B
pin13
200V
=1µF
6.0V
= 0V, I
= 0V
= 5V, R
= V
= 5V, Sum Out
= 5V, Line Out/Headphone Amp
O
DD
pin 22
2
= 0A
L
RIPPLE
Conditions
Conditions
Conditions
= 1k, f = 1 kHz, V
A
Operating Ratings
<
See AN-450 “Surface Mounting and their Effects on
Product Reliability” for other methods of soldering surface
mount devices.
θ
θ
Temperature Range
Supply Voltage
= 25˚C.
= 5V
JC
JA
pin 22
1.0%, R
T
= 200 mVrms,
MIN
(typ) — MSA028CB
(typ) — MSA028CB
Infrared (15 sec.)
= 0V
≤ T
L
A
= 1 kΩ
≤T
MAX
OUT
=
A
A
= 25˚C.
= 25˚C.
(Note 6)
(Note 6)
(Note 6)
Typical
Typical
Typical
17.5
4.72
123
0.6
2.6
-75
-92
-92
0.9
1.2
28
LM4834
LM4834
LM4834
(Note 7)
(Note 7)
(Note 7)
−40˚C ≤TA ≤ 85˚C
Limit
Limit
Limit
3.65
-105
-105
4.5 ≤ V
4.5
5.5
2.0
-88
26
DD
29˚C/W
95˚C/W
mA (max)
µA (max)
dB (max)
dB (max)
dB (max)
dB (min)
≤ 5.5V
(Limits)
V (max)
(Limits)
(Limits)
V (min)
220˚C
Units
Units
Units
mV
dB
µV
dB
V