LM4947TL/NOPB National Semiconductor, LM4947TL/NOPB Datasheet - Page 20

• Manufacturer Part Number: LM4947TL/NOPB
• Description: IC AUDIO SUBSYSTM 1.19W D 25USMD
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class Dr

Specifications of LM4947TL/NOPB

• Output Type: 1-Channel (Mono) with Stereo Headphones
• Max Output Power X Channels @ Load: 1.19W x 1 @ 8 Ohm; 87mW x 2 @ 32 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Features: 3D, Depop, Differential Inputs, I²C, Mute, Shutdown, SPI, Thermal Protection, Volume Control
• Mounting Type: Surface Mount
• Package / Case: 25-MicroSMD
• Amplifier Class: D
• No. Of Channels: 3
• Output Power: 2.5W
• Supply Voltage Range: 2.7V To 5.5V
• Load Impedance: 32ohm
• Operating Temperature Range: -40°C To +85°C
• Amplifier Case Style: SMD
• Rohs Compliant: Yes
• For Use With: LM4947TLEVAL - BOARD EVALUATION LM4947TL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM4947TLTR

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Power Dissipation vs Output Power
Power Dissipation vs Output Power
V
V
DD
DD
= 3.3V, R
PSRR vs Frequency
= 3.3V, R
Mode 1, 3, 5, MONO
V
DD
Mode 7, OCL
Mode 6, SE
= 5V, A
L
L
= 32Ω, f = 1kHz
= 8Ω, f = 1kHz
V
= 0dB
201735c9
201735b4
201735c8
20
Power Dissipation vs Output Power
Power Dissipation vs Output Power
V
V
DD
DD
= 3.3V, R
= 3.3V, R
PSRR vs Frequency
V
Mode 2, 4, 6, OCL
DD
Mode 7, MONO
Mode 7, SE
= 5V, A
L
L
= 32Ω, f = 1kHz
= 32Ω, f = 1kHz
V
= 0dB
201735d0
201735b5
201735b6