LM4857SPBD National Semiconductor, LM4857SPBD Datasheet - Page 17

• Manufacturer Part Number: LM4857SPBD
• Description: BOARD EVALUATION LM4857SP
• Manufacturer: National Semiconductor
• Series: Boomer®r

Specifications of LM4857SPBD

• Amplifier Type: Class AB
• Output Type: 2-Channel (Stereo) with Stereo Headphones
• Max Output Power X Channels @ Load: 1.6W x 2 @ 4 Ohm; 75mW x 2 @ 32 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Board Type: Fully Populated
• Utilized Ic / Part: LM4857
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Typical Performance Characteristics
Top-Mode 13, 14; Mid-Mode 3, 4; Bot-Mode 8, 9
V
DD
Top-Mode 11; Mid-Mode 6; Bot-Mode 1
V
= 5V; LHP, RHP; R
DD
All audio inputs terminated
All audio inputs terminated
= 5V; EP; R
PSRR vs Frequency
PSRR vs Frequency
L
= 32Ω; 0db Gain;
L
= 32Ω; 0db Gain;
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(Note 11) (Continued)
17
Top-Mode 13, 14; Mid-Mode 3, 4; Bot-Mode 8, 9
V
DD
Top-Mode 11; Mid-Mode 6; Bot-Mode 1
V
= 3V; LHP, RHP; R
DD
All audio inputs terminated
All audio inputs terminated
= 3V; EP; R
PSRR vs Frequency
PSRR vs Frequency
L
= 32Ω; 0db Gain;
L
= 32Ω; 0db Gain;
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20079731