LM4854LD National Semiconductor, LM4854LD Datasheet - Page 13

• Manufacturer Part Number: LM4854LD
• Manufacturer: National Semiconductor

Specifications of LM4854LD

• Operational Class: Class-AB
• Audio Amplifier Function: Headphone/Speaker
• Total Harmonic Distortion: 0.3@32Ohm@50mW%
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 71dB
• Single Supply Voltage (min): 2.4V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 14
• Package Type: LLP
• Lead Free Status / Rohs Status: Not Compliant

Typical Performance Characteristics
(Continued)
THD+N vs Output Power
Output Power
vs Power Supply Voltage
200382A8
200382C2
R
= 8Ω (BTL), f
= 1kHz,
V
= 3V, R
= 32Ω (SE),
L
IN
DD
L
at (from top to bottom at 4V)
at (from top to bottom at 20mW)
10% THD+N, 1% THD+N
20kHz, 20Hz, 1kHz
Output Power
PSRR vs Frequency
vs Power Supply Voltage
200382A7
200382E3
R
= 16Ω (BTL), f
= 1kHz,
L
IN
LM4854LD
at (from top to bottom at 4V):
V
= 5V, R
= 4Ω (BTL),
DD
L
10% THD+N, 1% THD+N
R
= 10Ω
SOURCE
13
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