Datasheet Texas Instruments LM48823TL/NOPB — 数据表

LM48823, LM48823TLEVAL
www.ti.com SNAS464E – JUNE 2008 – REVISED OCTOBER 2010 LM48823
Mono, Bridge-Tied Load, Ceramic Speaker Driver with I2C Volume Control and Reset
Check for Samples: LM48823, LM48823TLEVAL FEATURES KEY SPECIFICATIONS 1 2 Integrated Charge Pump
Bridge-Tied Load Output
High PSRR
I2C Volume and Mode Control
Reset Input
Advanced Click-and-Pop Suppression
Low Supply Current
Minimum External Components
Micro-Power Shutdown
Available in Space-Saving 16-Bump DSBGA
Package APPLICATIONS Cell Phones
Smart Phones
Portable Media Devices
Notebook PCs Output Voltage at VDD = 4.2V, RL = 2.2µF + 15Ω
THD+N ≤ 1%: 5.4VRMS (typ)
Quiescent Power Supply Current at 4.2V:
3.3mA (typ)
PSRR at 217Hz: 93dB (typ)
Shutdown Current: 0.01ОјA (typ) DESCRIPTION
The LM48823 is a single supply, mono, ceramic …