LM4928TLX/NOPB National Semiconductor, LM4928TLX/NOPB Datasheet - Page 4

• Manufacturer Part Number: LM4928TLX/NOPB
• Description: IC AMP AUDIO PWR 2.2W AB 16USMD
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class ABr

Specifications of LM4928TLX/NOPB

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 2.2W x 2 @ 4 Ohm
• Voltage - Supply: 2.4 V ~ 5.5 V
• Features: Depop, Differential Inputs, Shutdown, Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 16-MicroSMD
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 2-Channel Stereo
• Output Power (typ): 1.5x2@8OhmW
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.04@8Ohm@1W%
• 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: 90dB
• 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: 16
• Package Type: uSMD
• For Use With: LM4928TLBD - BOARD EVALUATION LM4928TL
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM4928TLX

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I
I
P
THD+N
PSRR
CMRR
V
V
V
SNR
T
I
I
DD
SD
DD
SD
Symbol
Symbol
WU
o
OS
SDIH
SDIL
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics V
The following specifications apply for V
Electrical Characteristics V
The following specifications apply for V
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation (Note 3)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
Junction Temperature
Thermal Resistance
Quiescent Power Supply Current
Shutdown Current
Output Power
Total Harmonic Distortion + Noise
Power Supply Rejection Ratio
Common-Mode Rejection Ratio
Output Offset
Shutdown Voltage Input High
Shutdown Voltage Input Low
Signal-to-Noise Ratio
Wake-up time from Shutdown
Quiescent Power Supply Current
Shutdown Current
Parameter
Parameter
DD
DD
−0.3V to V
= 5V, A
= 3V, A
Internally Limited
−65˚C to +150˚C
DD
DD
V
V
(Both amplifiers)
V
(Both amplifiers)
V
V
(Both amplifiers)
V
(Both amplifiers)
THD = 1% (max); f = 1 kHz
THD = 10% (max); f = 1 kHz
P
V
f = 217Hz, V
V
P
Cbypass = 1µF
(Note 2)
IN
IN
SHUTDOWN
o
ripple
IN
O
IN
IN
SHUTDOWN
LM4928SD, R
LM4928SD, R
R
R
V
= 1 Wrms; f = 1kHz
V
= 5V
= 1W, f = 1kHz
= 3V
= 0V, R
DD
= 0V, no load
= 0V, R
= 0V
= 0V, no load
f = 217Hz (Note 8)
f = 1kHz (Note 8)
L
L
= 1, and 8Ω load unless otherwise specified. Limits apply for T
= 1, and 8Ω load unless otherwise specified. Limits apply for T
= 8Ω
= 8Ω
= 200mV sine p-p
2000V
150˚C
+0.3V
200V
6.0V
L
L
(Notes 1, 2)
Conditions
Conditions
= GND
= GND
CM
(Notes 1, 2)
= 8Ω
= 8Ω
4
= 200mV
L
L
= 4Ω (Note 9)
= 4Ω (Note 9)
Operating Ratings
Soldering Information
See AN-1187
Temperature Range
Supply Voltage
θ
θ
T
JA
JA
MIN
pp
(SD)
(micro SMD)
≤ T
A
≤ T
MAX
(Note 6)
Typical
(Note 6)
Typical
3.5
3.5
0.1
0.04
105
0.1
1.8
1.2
2.2
1.5
90
90
70
13
4
4
4
LM4928
LM4928
(Note 7)
(Note 7)
Limit
Limit
7.5
1.0
1.0
1.4
0.4
50
18
1
−40˚C ≤ T
2.4V ≤ V
A
A
= 25˚C.
= 25˚C.
mA (max)
mV (max)
µA (max)
DD
µA (max)
dB (min)
(Limits)
(Limits)
A
Units
Units
50˚C/W
74˚C/W
mA
≤ 85˚C
dB
dB
ms
≤ 5.5V
W
W
%
V
V