LM4674SQBD National Semiconductor, LM4674SQBD Datasheet - Page 2

• Manufacturer Part Number: LM4674SQBD
• Description: BOARD EVALUATION LM4674SQ
• Manufacturer: National Semiconductor
• Series: Boomer®r

Specifications of LM4674SQBD

• Amplifier Type: Class D
• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 2.5W x 2 @ 4 Ohm
• Voltage - Supply: 2.4 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Board Type: Fully Populated
• Utilized Ic / Part: LM4674
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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Typical Application
C
C
C
External Components Description
(Figure 1)
i
S1
S2
= 1 μF
Components
= 1 μF
= 0.1 μF
1.
2.
C
C
S
i
Supply bypass capacitor which provides power supply filtering. Refer to the Power Supply Bypassing section
for information concerning proper placement and selection of the supply bypass capacitor.
Input AC coupling capacitor which blocks the DC voltage at the amplifier's input terminals.
FIGURE 1. Typical Audio Amplifier Application Circuit
Functional Description
2
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