LM4894MM/NOPB National Semiconductor, LM4894MM/NOPB Datasheet - Page 3
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LM4894MM/NOPB
Manufacturer Part Number
LM4894MM/NOPB
Description
IC AMP AUDIO PWR 1.4W AB 10MSOP
Manufacturer
National Semiconductor
Series
Boomer®r
Type
Class ABr
Datasheet
1.LM4894IBP.pdf
(19 pages)
Specifications of LM4894MM/NOPB
Output Type
1-Channel (Mono)
Max Output Power X Channels @ Load
1.4W x 1 @ 4 Ohm
Voltage - Supply
2.2 V ~ 5.5 V
Features
Depop, Differential Inputs, Shutdown, Thermal Protection
Mounting Type
Surface Mount
Package / Case
10-MSOP, Micro10™, 10-uMAX, 10-uSOP
Operational Class
Class-AB
Audio Amplifier Output Configuration
1-Channel Mono
Output Power (typ)
1x1@8OhmW
Audio Amplifier Function
Speaker
Total Harmonic Distortion
0.1@8Ohm@400mW%
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
87dB
Single Supply Voltage (min)
2.2V
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
10
Package Type
MSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
LM4894MM
LM4894MMTR
LM4894MMTR
I
I
P
THD+N
PSRR
CMRR
I
I
P
THD+N
PSRR
CMRR
DD
SD
DD
SD
Symbol
Symbol
o
o
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
θ
θ
JC
JA
(LLP)
(LLP)
Quiescent Power Supply Current
Shutdown Current
Output Power
Total Harmonic Distortion+Noise
Power Supply Rejection Ratio
Common_Mode Rejection Ratio
Quiescent Power Supply Current
Shutdown Current
Output Power
Total Harmonic Distortion+Noise
Power Supply Rejection Ratio
Common-Mode Rejection Ratio
Parameter
Parameter
DD
DD
−0.3V to V
= 5V, A
= 3V, A
Internally Limited
−65˚C to +150˚C
DD
DD
V
V
THD = 1% (max); f = 1 kHz
P
V
V
V
THD = 1% (max); f = 1kHz
P
V
(Note 2)
IN
shutdown
o
ripple
IN
shutdown
o
ripple
V
= 0.4 Wrms; f = 1kHz
V
= 0.25Wrms; f = 1kHz
= 5V
f = 217Hz
= 3V
DD
= 0V, I
= 0V, I
f = 217Hz (Note 9)
f = 1kHz (Note 9)
f = 217Hz (Note 10)
f = 1kHz (Note 10)
f = 217Hz
LM4894LD, R
LM4894, R
f = 217Hz (Note 9)
f = 1kHz (Note 9)
f = 217Hz (Note 10)
f = 1kHz (Note 10)
= 1, and 8Ω load unless otherwise specified. Limits apply for T
= 1, and 8Ω load unless otherwise specified. Limits apply for T
12˚C/W
63˚C/W
= 200mV sine p-p
2000V
= 200mV sine p-p
150˚C
+0.3V
200V
6.0V
= GND
= GND
o
o
(Notes 1, 2, 8)
Conditions
= 0A
= 0A
Conditions
(Notes 1, 2, 8)
L
= 8Ω
3
L
= 4Ω (Note 11)
Operating Ratings
Soldering Information
See AN-1112 "microSMD Wafers Level Chip Scale
Package."
See AN-1187 "Leadless
Leadframe Package (LLP)."
Temperature Range
Supply Voltage
θ
θ
θ
T
JA
JC
JA
MIN
(micro SMD)
(MSOP)
(MSOP)
≤ T
A
≤ T
MAX
(Note 6)
Typical
(Note 6)
Typical
0.325
0.35
3.5
0.1
87
83
80
78
49
0.1
1.4
0.1
87
83
83
80
50
4
1
LM4894
LM4894
(Note 7)
(Note 7)
Limit
0.850
Limit
63
6
1
8
1
−40˚C ≤ T
2.2V ≤ V
A
A
www.national.com
= 25˚C.
= 25˚C.
mA (max)
mA (max)
µA (max)
DD
µA (max)
dB (min)
(Limits)
(Limits)
W (min)
220˚C/W
190˚C/W
A
Units
Units
56˚C/W
≤ 85˚C
dB
dB
dB
≤ 5.5V
W
%
%