LM4857ITLX National Semiconductor, LM4857ITLX Datasheet - Page 22

• Manufacturer Part Number: LM4857ITLX
• Manufacturer: National Semiconductor

Specifications of LM4857ITLX

• Operational Class: Class-AB
• Input Offset Voltage: 40@5VmV
• Single Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (typ): 3/5V
• Supply Current (max): 21@5VmA
• Power Supply Requirement: Dual
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 86dB
• Single Supply Voltage (min): Not RequiredV
• Single Supply Voltage (max): Not RequiredV
• Dual Supply Voltage (min): 2.5/2.7V
• Dual Supply Voltage (max): 5.5V
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 30
• Lead Free Status / RoHS Status: Not Compliant

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Top-V
Top-V
Typical Performance Characteristics
Botmid-V
Botmid-V
DD
DD
= 5V, 10% THD+N; Topmid-V
= 5V, 10% THD+N; Topmid-V
DD
DD
Output Power vs Load Resistance
Output Power vs Load Resistance
= 3V, 10% THD+N; Bot-V
= 3V, 10% THD+N; Bot-V
EP; R
LLS, RLS; R
L
= 32Ω; CD4 = 0
L
= 8Ω;
DD
DD
DD
DD
= 5V, 1% THD+N;
= 5V, 1% THD+N;
= 3V, 1% THD+N
= 3V, 1% THD+N
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(Note 11) (Continued)
22
Top-V
Top-V
Botmid-V
Botmid-V
DD
DD
= 5V, 10% THD+N; Topmid-V
= 5V, 10% THD+N; Topmid-V
DD
DD
Output Power vs Load Resistance
Output Power vs Load Resistance
= 3V, 10% THD+N; Bot-V
= 3V, 10% THD+N; Bot-V
EP; R
LHP, RHP; R
L
= 32Ω; CD4 = 1
L
= 32Ω;
DD
DD
DD
DD
= 5V, 1% THD+N;
= 5V, 1% THD+N;
= 3V, 1% THD+N
= 3V, 1% THD+N
20079749
20079751