lm48312tlx National Semiconductor Corporation, lm48312tlx Datasheet - Page 5

• Manufacturer Part Number: lm48312tlx
• Description: 2.6w, Ultra-low Emi, Filterless, Mono Class D Audio Power Amplifier With E2s
• Manufacturer: National Semiconductor Corporation

P
THD+N
PSRR
CMRR
η
SNR
CMVR
ε
Symbol
OS
O
Output Power
Total Harmonic Distortion + Noise
Power Supply Rejection Ratio
Common Mode Rejection Ratio
Efficiency
Signal to Noise Ratio
Common Mode Input Voltage Range
Output Noise
Parameter
R
f = 1kHz, 22kHz BW
R
f = 1kHz, 22kHz BW
R
f = 1kHz, 22kHz BW
R
f = 1kHz, 22kHz BW
P
P
V
Inputs AC GND, A
C
V
A
V
V
P
Un-weighted, A
A-weighted, A
O
O
RIPPLE
RIPPLE
V
DD
DD
O
L
L
L
L
IN
V
V
V
V
V
V
V
V
V
V
V
V
f
f
RIPPLE
RIPPLE
= 4Ω, THD = 10%
= 8Ω, THD = 10%
= 4Ω, THD = 1%
= 8Ω, THD = 1%
= 0dB
= 200mW, R
= 100mW, R
= 1W
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
DD
= 1μF
= 5V, P
= 3.3V, P
= 5V
= 3.3V
= 2.5V
= 5V
= 3.3V
= 2.5V
= 5V
= 3.3V
= 2.5V
= 5V
= 3.3V
= 2.5V
= 200mV
= 1V
= 217Hz
= 1kHz
Conditions
OUT
P-P
OUT
V
V
= 0dB
, f
L
L
= 1W
P-P
= 0dB
= 8Ω, f = 1kHz
= 8Ω, f = 1kHz
RIPPLE
5
V
= 400mW
= 0dB,
Sine,
= 217Hz
(Note
Min
450
1.1
0
7)
V
LM48312
(Note
DD
0.027
0.03
Typ
580
660
354
900
460
530
286
2.6
1.1
1.6
2.1
1.3
71
70
65
88
85
95
69
48
– 0.25
6)
(Note
Max
7)
www.national.com
(Limits)
W (min)
Units
mW
mW
mW
mW
mW
mW
mW
dB
dB
dB
dB
μV
μV
W
W
W
W
%
%
%
%
V