LM4990MMX/NOPB National Semiconductor, LM4990MMX/NOPB Datasheet - Page 9

• Manufacturer Part Number: LM4990MMX/NOPB
• Description: IC AMP AUDIO PWR 2W MONO 8MSOP
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class ABr

Specifications of LM4990MMX/NOPB

• Output Type: 1-Channel (Mono)
• Max Output Power X Channels @ Load: 2W x 1 @ 4 Ohm
• Voltage - Supply: 2.2 V ~ 5.5 V
• Features: Depop, Shutdown
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 1-Channel Mono
• Output Power (typ): 2x1@4OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.2@500mW%
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 64dB
• Single Supply Voltage (min): 2.2V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 8
• Package Type: MSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM4990MMX

Typical Performance Characteristics
Power Supply Rejection Ratio (PSRR) vs Frequency
Power Supply Rejection Ratio (PSRR) vs Frequency
V
V
DD
DD
Open Loop Frequency Response, 5V
= 2.6V, R
= 3V, R
L
L
= 8Ω, input 10Ω terminated
= 8Ω, input 10Ω terminated
20051086
20051088
20051092
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(Continued)
Power Supply Rejection Ratio (PSRR) vs Frequency
Power Supply Rejection Ratio (PSRR) vs Frequency
V
V
DD
80kHz Bandwidth, Input to GND
DD
= 2.6V, R
= 3V, R
Noise Floor, 5V, 8Ω
L
L
= 8Ω, input floating
= 8Ω, Input Floating
20051087
20051089
20051095
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