LM4852LQBD National Semiconductor, LM4852LQBD Datasheet - Page 7

• Manufacturer Part Number: LM4852LQBD
• Description: BOARD EVALUATION LM4852LQ
• Manufacturer: National Semiconductor
• Series: Boomer®r

Specifications of LM4852LQBD

• Amplifier Type: Class AB
• Output Type: 1-Channel (Mono) with Stereo Headphones
• Max Output Power X Channels @ Load: 1.5W x 1 @ 4 Ohm; 60mW x 2 @ 32 Ohm
• Voltage - Supply: 2.6 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Board Type: Fully Populated
• Utilized Ic / Part: LM4852
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

External Components Description
Typical Performance Characteristics
Components
1.
2.
3.
C
C
C
IN
S
B
This is the input coupling capacitor. It blocks the DC voltage and couples the input signal to the amplifier’s
input terminals. C
1/(2πR
This is the supply bypass capacitor. It filters the supply voltage applied to the V
the LM4852’s PSRR.
This is the BYPASS pin capacitor. It filters the V
THD+N vs Frequency
THD+N vs Frequency
LM4852LQ
i
C
IN
).
IN
also creates a highpass filter with the internal resistor R
200606I2
200606I4
Functional Description
7
DD
/ 2 voltage and helps maintain the LM4852’s PSRR.
THD+N vs Frequency
THD+N vs Frequency
LM4852LQ
i
(Input Impedance) at f
DD
pin and helps maintain
20060612
200606I3
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=