LM3875TF National Semiconductor, LM3875TF Datasheet - Page 10

• Manufacturer Part Number: LM3875TF
• Description: Audio Power Amplifier IC
• Manufacturer: National Semiconductor

Specifications of LM3875TF

• Amplifier Case Style: TO-220
• No. Of Pins: 11
• Peak Reflow Compatible (260 C): No
• Termination Type: Through Hole
• Supply Voltage Max: 84V
• Leaded Process Compatible: No
• Mounting Type: Through Hole
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 1-Channel Mono
• Output Power (typ): 56x1@8OhmW
• Audio Amplifier Function: Speaker
• Input Offset Voltage: 10@±35VmV
• Input Bias Current: 1uA
• Total Harmonic Distortion: 0.06@8Ohm@40W%
• Single Supply Voltage (typ): 24/28V
• Dual Supply Voltage (typ): ±12/±15/±18/±24/±28V
• Power Supply Requirement: Single/Dual
• Power Dissipation: 125W
• Unity Gain Bandwidth Product (typ): 8MHz
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 120dB
• Single Supply Voltage (min): 20V
• Single Supply Voltage (max): 84V
• Dual Supply Voltage (min): ±10V
• Dual Supply Voltage (max): ±42V
• Operating Temp Range: -20C to 85C
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 11 +Tab
• Package Type: TO-220
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Typical Performance Characteristics
(Continued)
Max Heatsink Thermal Resistance (˚C/W) at the Specified Ambient Temperature (˚C)
and Maximum Power Dissipation vs Supply Voltage
01144915
Note: The maximum heat sink thermal resistance values, Ø
, in the table above were calculated using a Ø
= 0.2˚C/W due to thermal compound.
SA
CS
Power Dissipation vs
Power Dissipation vs
Output Power
Output Power
01144935
01144936
Output Power vs
Supply Voltage
IMD 60 Hz, 4:1
01144937
01144938
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