LM4854IBL/NOPB National Semiconductor, LM4854IBL/NOPB Datasheet - Page 16

• Manufacturer Part Number: LM4854IBL/NOPB
• Description: IC AMP AUDIO PWR 2.3W AB 12USMD
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class ABr

Specifications of LM4854IBL/NOPB

• Output Type: 1-Channel (Mono) with Stereo Headphones
• Max Output Power X Channels @ Load: 2.3W x 1 @ 3.2 Ohm; 200mW x 2 @ 16 Ohm
• Voltage - Supply: 2.4 V ~ 5.5 V
• Features: Depop, Shutdown, Standby, Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 12-MicroSMD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM4854IBL; LM4854IBLTR

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Typical Performance Characteristics
R
L
= 16Ω (SE), R
both channels driven and loaded
4in
1in
(from top to bottom at 0.04W):
(from top to bottom at 120˚C):
Amplifier Power Dissipation
vs Load Power Dissipation
R
2
2
LM4854IBL/MT, V
L
copper plane heatsink area
copper plane heatsink area
LM4854LD, V
= 8Ω (BTL), f
Power Dissipation
Derating Curves
L
= 32Ω (SE), f
DD
IN
DD
= 1kHz,
= 5V,
= 5V,
IN
= 1kHz,
200382C7
200382E9
16
(Continued)
Amplifier Power Dissipation
vs Load Power Dissipation
LM4854IBL/MT, V
R
R
L
L
LM4854IBL, V
= 8Ω (BTL), f
= 8Ω (BTL), f
Power Dissipation
Derating Curve
DD
IN
IN
DD
= 1kHz
= 1kHz
= 5V,
= 3V,
200382E6
200382C8