EUA2075.pdf? Wide Supply Voltage: 2.7V to 5.5V
? Unique Modulation Scheme Reduces EMI Emission
? 2.8W/ch into an 4? Load From 5V Supply
? 64-Step DC Volume Control
? Headphone Output Function
? Auto Gain Control
? Thermal and Short-Circuit Protection
? Integrated Click and Pop Suppression
? Available in SOP-24 and TQFN-20 Packages
? RoHS Compliant and 100% Lead(Pb)-Free
Halogen-Free
? Operating Voltage: 3.3V-5.8V
? High Efficiency 85% at PO=3W, 4W Speaker,
VDD=5V, AGC Disable
? Filter-Free Class-D Amplifier
? Low Shutdown Current
- IDD=1mA at VDD=5V
? 64 Steps Volume Adjustable from -80dB to
+20dB by DC Voltage with Hysteresis
? AGC(Non-Clip)Function
- Disable : 0.45VDD~VDD, Floating
- Max, Power : Internal set limit level AGC<0.27VDD
? Smooth mute activation deactivation
? UVPFunction
- Disable : Floating
? Output Power at THD+N=1%
BTL Mode
- 2.4W at VDD=5V, RL=4W
- 1.4W at VDD=5V, RL=8W
SE Mode
- 70mW at VDD=5V, RL=32W
Output Power at THD+N=10%
- 3W at VDD=5V, RL=4W
- 1.7W at VDD=5V, RL=8W
? Less External Components Required
? Two Output Modes Allowable with BTL and SE
Modes Selected by SE/BTL Pin
? Input Signal and Headphone Output Signal in Phase
? Thermal and Over-Current Protections with
Auto-Recovery
? Power Enhanced Packages SSOP-24(236mil),
QFN4x4-20A
? Lead Free and Green Devices Available
(RoHS Compliant)
