LM4873MT/NOPB National Semiconductor, LM4873MT/NOPB Datasheet - Page 7

• Manufacturer Part Number: LM4873MT/NOPB
• Description: IC AMP AUDIO PWR 3W STER 20TSSOP
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class ABr

Specifications of LM4873MT/NOPB

• Output Type: 2-Channel (Stereo) with Stereo Headphones
• Max Output Power X Channels @ Load: 3W x 2 @ 3 Ohm; 440mW x 2 @ 8 Ohm
• Voltage - Supply: 2 V ~ 5.5 V
• Features: Depop, Input Multiplexer, Shutdown, Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: *LM4873MT; LM4873MT

Typical Performance Characteristics
MTE (20-pin) and LQ (24-pin) Specific Characteristics
500LFPM + 2.5in
2.5in
Not Attached: The part is not soldered down and is not forced-air cooled.
Typical Performance Characteristics
MTE-1 (28 pin) Specific Characteristics
Note 22: This curve shows the LM4835MTE-1’s thermal dissipation ability at different ambient temperatures given these conditions:
500LFPM + 2in
2
: The part is soldered to a 2.5in
Power Dissipation vs Power Output
2
: The part is soldered to a 2in
2
: The part is soldered to a 2.5in
THD+N vs Output Power
THD+N vs Output Power
LM4873MTE-1
LM4873MTE-1
LM4873MTE-1
2
, 1oz. copper plane.
2
, 1 oz. copper plane with 500 linear feet per minute of forced-air flow across it.
2
, 1 oz. copper plane with 500 linear feet per minute of forced-air flow across it.
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7
LM4873MTE-1 (Note 22)
Power Derating Curve
THD+N vs Frequency
THD+N vs Frequency
LM4873MTE-1
LM4873MTE-1
(Continued)
100993A0
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