TDA7498L 查看數據表（PDF） - STMicroelectronics
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TDA7498L Datasheet PDF : 27 Pages
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TDA7498L
80 watt + 80 watt dual BTL class-D audio amplifier
Features
■ 80 W + 80 W output power at
THD = 10% with RL = 6 Ω and VCC = 32 V
■ 70 W + 70 W output power at
THD = 10% with RL = 8 Ω and VCC = 34 V
■ Wide-range single-supply operation (14 - 36 V)
■ High efficiency (η = 90%)
■ Four selectable, fixed gain settings of
nominally 25.6 dB, 31.6 dB, 35.1 dB and
37.6 dB
■ Differential inputs minimize common-mode
noise
■ Standby and mute features
■ Short-circuit protection
■ Thermal overload protection
■ Externally synchronizable
PowerSSO-36
with exposed pad up
Description
The TDA7498L is a dual BTL class-D audio
amplifier with single power supply designed for
home systems and active speaker applications.
It comes in a 36-pin PowerSSO package with
exposed pad up (EPU) to facilitate mounting a
separate heatsink.
Table 1. Device summary
Order code
Temperature range
TDA7498L
-40 to 85 °C
TDA7498LTR
-40 to 85 °C
Package
PowerSSO-36 (EPU)
PowerSSO-36 (EPU)
Packaging
Tube
Tape and reel
September 2011
Doc ID 16504 Rev 3
1/27
www.st.com
27
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