1 Watt Audio Power Amplifier, EUA4890 Replace LM4890.
FEATURES

• 2.5-5.5V operation 

• 65dB PSRR at 217Hz, VDD=5V 

• 0.1µA ultra low current shutdown mode 

• Improved pop & click circuitry 

• No output coupling capacitors, snubber networks 

  or bootstrap capacitors required 

• Thermal shutdown protection 

• Unity-gain stable 

• External gain configuration capability 

• BTL output can drive capacitive loads 

• RoHS compliant and 100% lead(Pb)-free


PIN CONFIGUTION
优势替代
LM4890 LM4890.pdf

No.11763

FEATURES

• Available in Space-Saving Packages: DSBGA, 

  VSSOP, SOIC, and WSON

• Ultra Low Current Shutdown Mode

• BTL Output Can Drive Capacitive Loads

• Improved Pop & Click Circuitry Eliminates Noises 

  During Turn-On and Turn-Off Transitions

• 2.2 - 5.5V Operation

• No Output Coupling Capacitors, Snubber Networks 

  or Bootstrap Capacitors Required

• Thermal Shutdown Protection

• Unity-Gain Stable

• External Gain Configuration Capability

PIN CONFIGUTION
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