lm4919 National Semiconductor Corporation, lm4919 Datasheet - Page 7

• Manufacturer Part Number: lm4919
• Description: 1.5v, Mono 85mw Btl Output, 14mw Stereo Headphone Audio Amplifier
• Manufacturer: National Semiconductor Corporation

Typical Performance Characteristics
Single Ended Output, Both Channels
Power Dissipation vs Output Power
V
Single Ended Output, A
Single Ended Output, A
DD
= 1.2V, R
R
vs Load Resistance
Channel Separation
L
f = 1kHz, A
= 16Ω, P
Output Power
L
= 16Ω, f = 1kHz
O
V
= 5mW
= -1
V
V
= -1
= -1
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(Continued)
Power Dissipation vs Output Power
R
V
Power Supply Rejection Ratio
V
L
DD
DD
Input Terminated into 10Ω
= 16Ω, Single Ended Output
= 1.5V, V
= 1.2V, R
BTL Output, A
vs Load Resistance
f = 1kHz, A
Output Power
BTL Output
RIPPLE
L
= 8Ω, f = 1kHz
V
V
= -1
= 200mV
= -1
PP
200821E4
20082121
20082123
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