lm4990mm National Semiconductor Corporation, lm4990mm Datasheet - Page 4

• Manufacturer Part Number: lm4990mm
• Description: 2 Watt Audio Power Amplifier With Selectable Shutdown Logic Level
• Manufacturer: National Semiconductor Corporation

www.national.com
I
I
V
V
V
V
V
R
P
T
THD+N+N Total Harmonic Distortion+Noise
PSRR
I
I
V
V
V
V
V
R
DD
SD
DD
SD
Symbol
Symbol
WU
SDIH
SDIL
SDIH
SDIL
OS
o
SDIH
SDIL
SDIH
SDIL
OS
OUT
OUT
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 the circuit shown in Figure 1, unless otherwise specified. Limits apply for T
Electrical Characteristics V
The following specifications apply for the circuit shown in Figure 1, unless otherwise specified. Limits apply for T
Supply Voltage (Note 11)
Storage Temperature
Input Voltage
Power Dissipation (Notes 3, 12)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
Junction Temperature
Thermal Resistance
θ
JC
(MSOP)
Quiescent Power Supply Current
Shutdown Current
Shutdown Voltage Input High
Shutdown Voltage Input Low
Shutdown Voltage Input High
Shutdown Voltage Input Low
Output Offset Voltage
Resistor Output to GND (Note 10)
Output Power (8Ω)
Wake-up time
Power Supply Rejection Ratio
Quiescent Power Supply Current
Shutdown Current
Shutdown Voltage Input High
Shutdown Voltage Input Low
Shutdown Voltage Input High
Shutdown Voltage Input Low
Output Offset Voltage
Resistor Output to GND (Note 10)
(4Ω) (Notes 13, 14)
Parameter
Parameter
−0.3V to V
Internally Limited
−65˚C to +150˚C
DD
DD
V
V
V
V
V
V
V
THD+N = 1% (max); f = 1kHz
THD+N = 1% (max); f = 1kHz
P
V
Input terminated with 10Ω
V
V
V
V
V
V
V
(Note 2)
IN
IN
SD
SD MODE
SD MODE
SD MODE
SD MODE
o
ripple
IN
IN
SD
SD MODE
SD MODE
SD MODE
SD MODE
= 0.5Wrms; f = 1kHz
= 5V
= 3V
= 0V, I
= 0V, I
= 0V, I
= 0V, I
DD
= V
= V
56˚C/W
= 200mV sine p-p
2000V
150˚C
+0.3V
200V
SD Mode
SD Mode
6.0V
= V
= V
= GND
= GND
= V
= V
= GND
= GND
o
o
o
o
Conditions
Conditions
= 0A, No Load
= 0A, 8Ω Load
= 0A, No Load
= 0A, 8Ω Load
(Notes 1, 2)
(Notes 1, 2)
DD
DD
DD
DD
4
(Note 8)
(Note 8)
Operating Ratings
Soldering Information
See AN-1187 "Leadless
Leadframe Package (LLP)."
Temperature Range
Supply Voltage
θ
θ
θ
θ
T
JA
JA
JA
JC
MIN
(MSOP)
(9 Bump micro SMD) (Note 15)
(LLP)
(LLP)
≤ T
A
≤ T
MAX
60 (f =
217Hz)
64 (f = 1kHz)
(Note 6)
(Note 6)
Typical
Typical
1.25
100
0.1
1.5
1.3
1.5
1.3
8.5
0.2
0.1
1.1
0.9
1.3
1.0
8.5
3
4
7
2
2
3
7
LM4990
LM4990
(Notes 7, 9)
(Notes 7, 9)
Limit
Limit
2.0
9.7
7.0
0.9
2.0
9.7
7.0
10
50
55
50
7
7
9
−40˚C ≤ T
2.2V ≤ V
63˚C/W (Note 13)
12˚C/W (Note 13)
A
A
= 25˚C.
= 25˚C.
mA (max)
mA (max)
mV (max)
mA (max)
mA (max)
mV (max)
µA (max)
kΩ (max)
µA (max)
kΩ (max)
DD
kΩ (min)
dB (min)
kΩ (min)
(Limits)
W (min)
(Limits)
190˚C/W
180˚C/W
A
Units
Units
≤ 85˚C
ms
≤ 5.5V
W
%
V
V
V
V
V
V
V
V