1 Watt Audio Power Amplifier, EUA4890 Replace PT5301.
EUA4890
EUA4890.pdf
EUA4890.pdfFEATURES
? 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
優(yōu)勢替代
FEATURES
? Low Distortion
0.50W @ VDD=5.0V, RL=8? THD+N = 0.03%
0.25W @ VDD=3.0V, RL=8? THD+N = 0.04%
0.15W @ VDD=2.6V, RL=8? THD+N = 0.05%
? Output Power @ 1% THD+N
1.25W @ VDD=5.0V, RL=8?
2.0W @ VDD=5.0V, RL=4?
0.425W @ VDD=3.0V, RL=8?
0.60W @ VDD=3.0V, RL=4?
0.30W @ VDD=2.6V, RL=8?
0.40W @ VDD=2.6V, RL=4?
? Ultra low shutdown current
? Improved pop & click noise eliminating function
? No need for output coupling or bootstrap capacitors
? 2.2 -5.5V operation supply voltage
? Thermal protection
? External gain configuration capability
? Pd free MSOP-8, DFN-8, and SMD-9 packages
? Unity-gain stable
PIN CONFIGUTION
