LM4673TM/NOPB National Semiconductor, LM4673TM/NOPB Datasheet - Page 5

• Manufacturer Part Number: LM4673TM/NOPB
• Description: IC AMP AUDIO PWR 2.65W D 9USMD
• Manufacturer: National Semiconductor
• Series: Boomer®, PowerWise®r
• Type: Class Dr

Specifications of LM4673TM/NOPB

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 2.65W x 1 @ 4 Ohm
• Voltage - Supply: 2.4 V ~ 5.5 V
• Features: Depop, Differential Inputs, PWM, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 9-MicroSMD
• For Use With: LM4673TMBD - BOARD EVALUATION LM4673TM
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM4673TM; LM4673TMTR

P
THD+N
PSRR
SNR
ε
CMRR
T
T
η
OUT
Symbol
WU
SD
O
Output Power
Total Harmonic Distortion + Noise
Power Supply Rejection Ratio
(Input Referred)
Signal to Noise Ratio
Output Noise
(Input Referred)
Common Mode Rejection Ratio
(Input Referred)
Wake-up Time
Shutdown Time
Efficiency
Parameter
R
THD = 10% (max)
f = 1kHz, 22kHz BW
V
V
V
R
THD = 1% (max)
f = 1kHz, 22kHz BW
V
V
V
V
V
V
V
f
Inputs to AC GND, C
V
f
Inputs to AC GND, C
V
V
Inputs to AC GND, C
No Weighting
V
C
V
f
V
V
R
V
R
Ripple
Ripple
Ripple
DD
DD
DD
DD
DD
DD
DD
DD
DD
Ripple
Ripple
DD
DD
DD
DD
DD
DD
DD
L
L
I
L
L
= 2μF, A Weighted
= 15μH + 8Ω + 15μH
= 15μH + 8Ω + 15μH
= 8Ω
= 8Ω
= 3.6V
= 5V
= 3.6V
= 2.5V
= 5V
= 3.6V
= 2.5V
= 5V, P
= 3.6V, P
= 2.5V, P
= 5V, P
= 3.6V, f = 20Hz – 20kHz
= 3.6V, Inputs to AC GND
= 3.6V, V
= 3.6V, P
= 5V, P
= 217Hz, V
= 1kHz, V
= 217Hz
= 200mV
= 200mV
O
O
OUT
Conditions
= 0.1W, f = 1kHz
O
O
= 1W
Ripple
OUT
= 0.1W, f = 1kHz
= 0.1W, f = 1kHz
DD
= 1W
PP
PP
5
DD
= 400mW
Sine,
Sine,
= 3.6, 5V
= 1V
RMS
= 3.6, 5V
I
I
I
= 2μF
= 2μF
= 2μF
PP
Sine
(Note 6)
Typical
1.24
0.03
0.02
0.02
870
350
650
300
140
1.7
78
72
97
30
23
70
17
88
86
LM4673
(Notes 7, 8)
Limit
600
www.national.com
(Limits)
μV
μV
Units
mW
mW
mW
mW
dB
dB
dB
dB
μs
μs
W
W
%
%
%
%
%
RMS
RMS