LM4949TLEVAL National Semiconductor, LM4949TLEVAL Datasheet - Page 4

• Manufacturer Part Number: LM4949TLEVAL
• Description: BOARD EVALUATION LM4949TL
• Manufacturer: National Semiconductor
• Series: Boomer®r

Specifications of LM4949TLEVAL

• Amplifier Type: Class D
• Output Type: 2-Channel (Stereo) with Stereo Headphones
• Max Output Power X Channels @ Load: 2.5W x 2 @ 4 Ohm; 190mW x 2 @ 16 Ohm
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Board Type: Fully Populated
• Utilized Ic / Part: LM4949
• Lead Free Status / RoHS Status: Not applicable / Not applicable

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I
I
V
P
DD
SD
Symbol
OS
OUT
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (Note 1)
Storage Temperature
Input Voltage
Power Dissipation (Note 3)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
Junction Temperature
Electrical Characteristics V
(SP)
= 15μH + 8Ω + 15μH, R
Supply Current
Shutdown Supply Current
Output Offset Voltage
Output Power
Parameter
L(HP)
= 32Ω, f = 1kHz unless otherwise specified. Limits apply for T
−0.3V to V
−65°C to +150°C
Internally Limited
DD
LS Mode
OCL HP Mode
CC HP Mode
Stereo LS + HP Mode
Speaker (mode 1)
OCL HP (mode 1)
LS Mode, f = 1 kHz
OCP HP Mode, f = 1 kHz
CC HP Mode, f = 1 kHz
(Note 2)
Stereo
Mono
Stereo
Mono
Stereo
Mono
R
R
R
R
R
R
R
R
R
R
R
R
= 3.0V
DD
L
L
L
L
L
L
L
L
L
L
L
L
= 4Ω, THD+N = 10%
= 8Ω, THD+N = 10%
= 16Ω, THD+N = 10%
= 32Ω, THD+N = 10%
= 16Ω, THD+N = 10%
= 32Ω, THD+N = 10%
= 4Ω, THD+N = 1%
= 8Ω, THD+N = 1%
= 16Ω, THD+N = 1%
= 32Ω, THD+N = 1%
= 16Ω, THD+N = 1%
= 32Ω, THD+N = 1%
2000V
150°C
+0.3V
200V
6.0V
Conditions
(Notes 1, 2)
4
Thermal Resistance
θ
Operating Ratings
Temperature Range
Supply Voltage (V
V
I
2
DD
C Voltage (I
T
JA
MIN
HP)
≤
The following specifications apply for A
T
A
≤
2
CV
T
MAX
DD
DD
)
(Note 6)
Typical
, V
0.03
62.5
37.5
30.3
820
662
515
415
4.5
5.0
4.3
4.0
3.3
8.6
8.9
5.6
50
63
50
38
30
DD
6
LS,
A
= 25°C.
LM4949
(Notes 7, 8)
2.4V
−40°C
Limit
2.7V
8.75
5.25
48.9
24.5
340
6.5
2
≤
≤
≤
I
2
V
CV
T
DD
A
DD
≤
V
≤
= 0dB, R
≤
mA (max)
mA (max)
mA (max)
mV (max)
mV (max)
mW (min)
mW (min)
35.1°C/W
+85°C
µA (max)
5.5V
(Limits)
5.5V
Units
mW
mW
mW
mW
mW
mW
mW
mW
mW
mW
mA
mA
mA
mA
L