National Semiconductor LME49600, Руководство пользователя

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30047363
FIGURE 13: THD+N vs Output Power
LME49720/LME49600 headphone amplifier
into (from top to bottom at 0.1mW): 16
Ω, 32Ω, 64Ω, 300Ω
(V
S
= ±3V, f = 10kHz, 400Hz
≤
BW
≤
80kHz)
30047364
14: THD+N vs Output Power
LME49720/LME49600 headphone amplifier
into (from top to bottom at 20mW): 16
Ω, 32Ω, 64Ω, 300Ω
(V
S
= ±9V, f = 10kHz, 400Hz
≤
BW
≤
80kHz)
30047365
FIGURE 15: THD+N vs Output Power
LME49720/LME49600 headphone amplifier
into (from top to bottom at 20mW): 16
Ω, 32Ω, 64Ω, 300Ω
(V
S
= ±15V, f = 10kHz, 400Hz
≤
BW
≤
80kHz)
30047369
FIGURE 16: THD+N vs Frequency
LME49720/LME49600 headphone amplifier
into (from top to bottom at 5kHz): 16
Ω
at 3mW, 32
Ω
at 3mW
300Ω
at 0.3mW, and 64
Ω
at 1.5mW
(V
S
= ±3V, < 10Hz
≤
BW
≤
80kHz)
30047370
FIGURE 17: THD+N vs Frequency
LME49720/LME49600 headphone amplifier
into (from top to bottom at 5kHz): 16
Ω
at 100mW, 32
Ω
at
100mW
64Ω
at 35mW, and 300
Ω
at 8mW
(V
S
= ±9V, < 10Hz
≤
BW
≤
80kHz)
30047371
FIGURE 18: THD+N vs Frequency
LME49720/LME49600 headphone amplifier
into (from top to bottom at 5kHz): 16
Ω
at 100mW, 32
Ω
at
100mW
64Ω
at 150mW, and 300
Ω
at 30mW
(V
S
= ±15V, < 10Hz
≤
BW
≤
80kHz)
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