LM4670ITLX National Semiconductor, LM4670ITLX Datasheet - Page 4

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LM4670ITLX

Manufacturer Part Number
LM4670ITLX
Description
IC AMP AUDIO PWR 3W MONO D 9USMD
Manufacturer
National Semiconductor
Series
Boomer®r
Type
Class Dr
Datasheet

Specifications of LM4670ITLX

Output Type
1-Channel (Mono)
Max Output Power X Channels @ Load
3W x 1 @ 4 Ohm
Voltage - Supply
2.4 V ~ 5.5 V
Features
Depop, Differential Inputs, Short-Circuit Protection, Shutdown
Mounting Type
Surface Mount
Package / Case
9-MicroBump
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
LM4670ITLXTR

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P
THD+N
PSRR
SNR
e
CMRR
T
T
Symbol
OUT
WU
SD
O
Electrical Characteristics
The following specifications apply for A
apply for T
Output Power (Note 11)
Total Harmonic Distortion + Noise
Power Supply Rejection Ratio
Signal to Noise Ratio
Output Noise
Common Mode Rejection Ratio
Wake-up Time
Shutdown Time
A
= 25˚C. (Continued)
Parameter
V
= 2V/V (R
(Notes 1, 2)
R
THD = 10% (max)
f = 1kHz, 22kHz BW
V
V
V
R
THD+N = 1% (max)
f = 1kHz, 22kHz BW
V
V
V
V
f = 1kHz
V
f = 1kHz
V
f = 5kHz
V
f = 10kHz
V
V
f
Inputs to AC GND, C
Input Referred
V
V
f
Inputs to AC GND, C
Input Referred
V
V
f
f
Input Referred
V
V
Inputs to AC GND, C
No Weighting, Input Referred
V
C
Input Referred
V
f
V
V
Ripple
Ripple
Ripple
IN
Ripple
L
DD
DD
DD
L
DD
DD
DD
DD
DD
DD
DD
DD
Ripple
DD
Ripple
DD
Ripple
DD
DD
DD
I
DD
DD
DD
= 0.1µF, A Weighted
= 1kHz, P
= 15µH + 8Ω + 15µH,
= 15µH + 8Ω + 15µH,
I
= 5V
= 3.6V
= 2.5V
= 5V,
= 3.6V,
= 2.5V,
= 5V, P
= 3.6V, P
= 3.6V, P
= 3.6V, P
= 3.6V,
= 3.6V,
= 3.6V,
= 5V, P
= 3.6V, f = 20Hz – 20kHz
= 3.6V, Inputs to AC GND
= 3.6V, V
= 3.6V
= 3.6V
= 150kΩ), R
= 217Hz
= 1kHz
= 217Hz
= 217Hz, Input Referred
= 200mV
= 200mV
= 200mV
Conditions
O
O
O
O
O
O
Ripple
= 1W
= 1W
= 10mW
4
= 0.5W
= 0.5W
= 0.5W
PP
PP
PP
L
= 15µH + 8Ω + 15µH unless otherwise specified. Limits
Sine,
Sine,
Sine,
RMS
RMS
= 1V
I
I
I
= 0.1µ,
= 0.1µF
= 0.1µF
RMS
RMS
RMS
,
RMS
PP
,
,
,
Sine
(Note 6)
Typical
1.65
1.35
0.35
0.30
0.30
0.30
1.35
0.01
850
400
680
325
68
65
62
93
85
65
80
LM4670
(Notes 7, 8)
Limit
600
mW (min)
(Limits)
µV
µV
Units
mW
mW
mW
ms
ms
dB
dB
dB
dB
dB
W
W
%
%
%
%
RMS
RMS

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