LM48511SQ National Semiconductor, LM48511SQ Datasheet - Page 5

• Manufacturer Part Number: LM48511SQ
• Manufacturer: National Semiconductor

Specifications of LM48511SQ

• Operational Class: Class-D
• Audio Amplifier Output Configuration: 1-Channel Mono
• Output Power (typ): 6.7x1@4OhmW
• Audio Amplifier Function: Speaker
• Single Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (typ): 5V
• Power Supply Requirement: Triple
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 88dB
• Single Supply Voltage (min): Not RequiredV
• Single Supply Voltage (max): Not RequiredV
• Dual Supply Voltage (min): 3/4.8V
• Dual Supply Voltage (max): 5.5/8V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 24
• Lead Free Status / Rohs Status: Not Compliant

I
I
V
V
T
V
P
THD+N
DD
SD
WU
IH
IL
OS
O
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics V
The following specifications apply for V
8Ω, f = 1kHz, SS/FF = GND, unless otherwise specified. Limits apply for T
Supply Voltage (V
Storage Temperature
Input Voltage
Power Dissipation (Note 3)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
Junction Temperature
Symbol
Quiescent Power Supply Current
Shutdown Current
Logic Voltage Input High
Logic Voltage Input Low
Wake-up Time
Output Offset Voltage
Output Power
Total Harmonic Distortion + Noise
DD
, PV1, V
1
Parameter
)
DD
−0.3V to V
= 5.0V, PV
−65°C to +150°C
Internally limited
DD
(Notes 2, 2)
DD
= 5.0V
1
+ 0.3V
2000V
150°C
200V
= 7.8V (continuos mode), A
V
Fixed Frequency Mode (FF)
Spread Spectrum Mode (SS)
V
FB_SEL = GND
C
Note 12
R
f = 1kHz, BW = 22kHz
THD+N = 1%
THD+N = 10%
R
f = 1kHz, BW = 22kHz
THD+N = 1%
THD+N = 10%
P
P
IN
SD_BOOST
O
O
SS
L
L
9V
FF
SS
FF
SS
FF
SS
FF
SS
FF
SS
FF
SS
= 8Ω
= 4Ω
= 2W, f = 1kHz, R
= 3W, f = 1kHz, R
= 0, R
= 0.1μF
(Notes 1, 2, 10)
5
LOAD
= V
Conditions
Operating Ratings
Thermal Resistance
θ
θ
Temperature Range
Supply Voltage (V
Amplifier Voltage (PV
SD_AMP
=
T
∞
JC
JA
MIN
A
(SQ)
(SQ)
≤
= 25°C.
L
L
= SS =
= 8Ω
= 4Ω
T
A
≤
V
T
= 2V/V, R
MAX
DD
)
1
, V
3
(Note 6)
1
Typical
= 25.5kΩ, R
)
13.5
14.5
0.11
1.03
0.92
0.01
0.03
0.03
0.04
0.05
3.0
3.0
3.8
3.8
5.4
5.4
6.7
6.7
49
LM48511
−40°C
LS
(Note 7)
Limit
3.0V
4.8V
= 4.87kΩ, R
1.4
0.4
2.6
22
1
3
≤
≤
≤
T
V
PV
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A
DD
32.8°C/W
≤
3.8°C/W
1
mA (max)
mA (max)
μA (max)
(Limits)
W (min)
≤
≤
V (min)
V (min)
+85°C
L
Units
5.5V
8.0V
mV
ms
=
W
W
W
W
W
W
W
%
%
%
%