LM48511SQ National Semiconductor, LM48511SQ Datasheet - Page 7

• 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

P
THD+N
ε
PSRR
CMRR
η
V
OS
O
FB
Symbol
Output Power
Total Harmonic Distortion + Noise
Output Noise
Power Supply Rejection Ratio
(Input Referred)
Common Mode Rejection Ratio
(Input Referred)
Efficiency
Feedback Pin Reference Voltage
Parameter
R
THD+N = 1%
THD+N = 10%
R
THD+N = 1%
THD+N = 10%
P
P
f = 20Hz to 20kHz
Inputs to AC GND, No weighting
f = 20Hz to 20kHz
Inputs to AC GND, A weighted
V
f
V
f
V
f
V
f = 1kHz, R
RIPPLE =
RIPPLE =
RIPPLE =
O
O
RIPPLE
RIPPLE
RIPPLE
RIPPLE
L
L
FF
SS
FF
SS
FF
SS
FF
SS
FF
SS
FF
SS
FF
SS
FF
SS
FF
SS
FF
SS
FF
SS
= 8Ω, f = 1kHz, BW = 22kHz
= 4Ω, f = 1kHz, BW = 22kHz
= 1.5W, f = 1kHz, R
= 3W, f = 1kHz, R
= 200mV
= 200mV
= 200mV
= 1V
= 217Hz
= 1kHz
= 10kHz
7
L
Conditions
P-P
= 8Ω, P
, f
P-P
P-P
P-P
RIPPLE
Sine,
Sine,
Sine,
O
L
= 1W
= 4Ω
L
= 217Hz
= 8Ω
(Note 6)
Typical
0.03
0.03
0.04
0.05
1.23
2.5
2.5
3.0
3.0
4.3
4.2
5.4
5.3
35
36
25
26
85
86
87
86
78
77
73
77
LM48511
(Note 7)
Limit
www.national.com
(Limits)
µV
µV
µV
µV
Units
dB
dB
dB
dB
dB
dB
dB
W
W
W
W
W
W
W
W
%
%
%
%
%
V
RMS
RMS
RMS
RMS