LM4673TM National Semiconductor, LM4673TM Datasheet - Page 14

AUDIO AMP, MONO CLASS D, POWERWISE

LM4673TM

Manufacturer Part Number
LM4673TM
Description
AUDIO AMP, MONO CLASS D, POWERWISE
Manufacturer
National Semiconductor
Datasheet

Specifications of LM4673TM

Operational Class
Class-D
Audio Amplifier Output Configuration
1-Channel Mono
Output Power (typ)
2.65x1@4OhmW
Audio Amplifier Function
Speaker
Total Harmonic Distortion
0.03@8Ohm@0.1W%
Single Supply Voltage (typ)
3/5V
Dual Supply Voltage (typ)
Not RequiredV
Power Supply Requirement
Single
Rail/rail I/o Type
No
Power Supply Rejection Ratio
78dB
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
9
Package Type
uSMD
Amplifier Class
D
No. Of Channels
1
Output Power
2.65W
Supply Voltage Range
2.4V To 5.5V
Thd + N
0.03% @ 100mW, VDD=5V
Load Impedance
4ohm
Operating Temperature Range
-40°C To +85°C
Rohs Compliant
Yes
Lead Free Status / Rohs Status
Not Compliant

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20152224
FIGURE 4. Dual Differential Input Configuration
20152225
FIGURE 5. Single-Ended Input Configuration
www.national.com
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