lm4838mtx National Semiconductor Corporation, lm4838mtx Datasheet - Page 8

• Manufacturer Part Number: lm4838mtx
• Description: Stereo 2w Audio Power Amplifiers With Dc Volume Control And Selectable Gain
• Manufacturer: National Semiconductor Corporation

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Typical Performance Characteristics
MTE Specific Characteristics
Note 19: These curves show the thermal dissipation ability of the LM4838MTE at different ambient temperatures given these conditions:
500LFPM + 2in
2in
1in
Not Attached: The part is not soldered down and is not forced-air cooled.
2in
2
2
2
on bottom: The part is soldered to a 2in
: The part is soldered to a 1in
: The part is soldered to a 2in
Power Dissipation vs Output Power
2
: The part is soldered to a 2in
THD+N vs Output Power
THD+N vs Output Power
LM4838MTE
LM4838MTE
LM4838MTE
2
2
, 1oz. copper plane.
, 1oz. copper plane.
2
, 1oz. copper plane that is on the bottom side of the PC board through 21 8 mil vias.
2
, 1 oz. copper plane with 500 linear feet per minute of forced-air flow across it.
20013365
20013370
20013372
8
Power Derating Curve
LM4838MTE (Note 19)
THD+N vs Frequency
THD+N vs Frequency
LM4838MTE
LM4838MTE
20013364
20013371
20013373