LM4947TL National Semiconductor, LM4947TL Datasheet - Page 23

• Manufacturer Part Number: LM4947TL
• Manufacturer: National Semiconductor

Specifications of LM4947TL

• Operational Class: Class-D
• Audio Amplifier Output Configuration: 1-Channel Mono/2-Channel Stereo
• Audio Amplifier Function: Headphone/Speaker
• Single Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (typ): 3/5V
• Power Supply Requirement: Triple
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 76dB
• Single Supply Voltage (min): Not RequiredV
• Single Supply Voltage (max): Not RequiredV
• Dual Supply Voltage (min): 2.2/2.7V
• Dual Supply Voltage (max): 5.5V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 25
• Package Type: uSMD
• Lead Free Status / Rohs Status: Not Compliant

No Load, Mode 2, 4, 6, Headphone SE
Supply Current vs Supply Voltage
Supply Current vs Supply Voltage
Output Power vs Supply Voltage
No Load, Mode 1, 3, 5, MONO
R
L
= 32Ω, Mode 2, 4, 6, OCL
201735d1
20173581
201735c7
23
Supply Current vs Supply Voltage
Output Power vs Supply Voltage
Output Power vs Supply Voltage
R
No Load, Mode 2, 4, 6, OCL
R
L
L
= 8Ω, Mode 1, 3, 5, MONO
= 32Ω, Mode 2, 4, 6, SE
201735c4
20173589
20173587
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