LM390N National Semiconductor, LM390N Datasheet - Page 5

• Manufacturer Part Number: LM390N
• Description: LM390 1W Battery Operated Audio Power Amplifier
• Manufacturer: National Semiconductor

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Typical Applications
Note 1 Twist supply lead and supply ground very tightly
Note 2 Twist speaker lead and ground very tightly
Note 3 Ferrite bead is Ferroxcube K5-001-001 3B with 3 turns of wire
FIGURE 6(a) Amplifier with Bass Boost
(Continued)
FIGURE 8 AM Radio Power Amplifier
FIGURE 7 Intercom
5
Note 4 R1C1 band limits input signals
Note 5 All components must be spaced very close to IC
TL H 7848 – 10
FIGURE 6(b) Frequency Response
with Bass Boost
TL H 7848 – 12
TL H 7848 – 11
TL H 7848 – 13