LM4675SD/NOPB National Semiconductor, LM4675SD/NOPB Datasheet - Page 6

• Manufacturer Part Number: LM4675SD/NOPB
• Description: IC AMP AUDIO PWR 2.7W MONO 8LLP
• Manufacturer: National Semiconductor
• Series: Boomer®, PowerWise®r
• Type: Class Dr

Specifications of LM4675SD/NOPB

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 2.7W 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: 8-LLP
• Operational Class: Class-D
• Audio Amplifier Output Configuration: 1-Channel Mono
• Output Power (typ): 2.7x1@4OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.02@8Ohm@0.1W%
• Single Supply Voltage (typ): 5V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 82dB
• Single Supply Voltage (min): 2.4V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 8
• Package Type: LLP
• Amplifier Class: D
• No. Of Channels: 1
• Output Power: 2.65W
• Supply Voltage Range: 2.4V To 5.5V
• Load Impedance: 8ohm
• Operating Temperature Range: -40°C To +85°C
• Amplifier Case Style: LLP
• Rohs Compliant: Yes
• For Use With: LM4675SDBD - BOARD EVALUATION LM4675SD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM4675SD; LM4675SDTR

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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
PP
PP
= 1W
6
DD
= 400mW
Sine,
Sine,
= 3.6, 5V
RMS
= 1V
= 3.6, 5V
I
I
I
= 2μF
= 2μF
= 2μF
PP
Sine
(Note 6)
Typical
0.03
0.02
0.04
820
350
650
290
140
1.6
1.3
82
80
97
28
22
80
17
89
89
LM4675
(Notes 7, 8)
Limit
600
(Limits)
μV
μV
Units
mW
mW
mW
mW
dB
dB
dB
dB
μs
μs
W
W
%
%
%
%
%
RMS
RMS