LM4940 datasheet(7/14 Pages) NSC

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Typical Performance Characteristics (Continued)

Output Power vs Power Supply Voltage

Power Supply Rejection vs Frequency

20075667

L =16

Ω, SE operation, f

IN = 1kHz,

both channels driven and loaded (average shown),

at (from top to bottom at 12V): THD+N = 10%,

THD+N = 1%

200756B8

DD = 12V, RL =8

Ω, SE operation,

RIPPLE = 200mVp-p, at (from top to bottom at 60Hz):

BYPASS = 1µF, CBYPASS = 4.7µF, CBYPASS = 10µF,

Power Supply Rejection vs Frequency

Total Power Dissipation vs Load Dissipation

200756D8

DD = 12V, RL =8

Ω, SE operation, V

RIPPLE = 200mVp-p,

V = 10, at (from top to bottom at 60Hz):

BYPASS = 1µF, CBYPASS = 4.7µF, CBYPASS = 10µF

20075681

DD = 12V, SE operation, fIN = 1kHz,

at (from top to bottom at 1W):

L =4

Ω,R

L =8

Ω

Output Power vs Load Resistance

Channel-to-Channel Crosstalk vs Frequency

20075691

DD = 12V, SE operation, fIN = 1kHz,

both channels driven and loaded,

at (from top to bottom at 15

Ω):

THD+N = 10%, THD+N = 1%

20075698

DD = 12V, RL =4

Ω,P

OUT = 1W, SE operation,

at (from top to bottom at 1kHz): V

INB driven,

OUTA measured; VINA driven, VOUTB measured

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