LM48820TM/NOPB National Semiconductor, LM48820TM/NOPB Datasheet - Page 5

• Manufacturer Part Number: LM48820TM/NOPB
• Description: IC AMP AUDIO PWR .095W AB 14USMD
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class ABr

Specifications of LM48820TM/NOPB

• Output Type: Headphones, 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 95mW x 2 @ 16 Ohm
• Voltage - Supply: 1.6 V ~ 4.5 V
• Features: Depop, Shutdown, Thermal Protection
• Mounting Type: Surface Mount
• Package / Case: 14-MicroSMD
• Amplifier Class: AB
• No. Of Channels: 1
• Output Power: 95mW
• Supply Voltage Range: 1.6V To 4.5V
• Load Impedance: 2kohm
• Operating Temperature Range: -40°C To +85°C
• Amplifier Case Style: SMD
• Rohs Compliant: Yes
• For Use With: LM48820TMBD - BOARD EVAL GROUND REF AUDIO AMP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM48820TMTR

I
I
V
A
ΔA
R
P
THD+N
PSRR
SNR
V
V
X
Z
DD
SD
Symbol
OUT
OS
V
O
IH
IL
TALK
IN
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
cuit” (see Figure 1) unless otherwise specified. Limits apply to T
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation (Note 3)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
V
Quiescent Power Supply Current
Full Power Mode
Shutdown Current
Output Offset Voltage
Voltage Gain
Gain Match
Input Resistance
Output Power
Total Harmonic Distortion + Noise
Power Supply Rejection Ratio
Full Power Mode
Signal-to-Noise Ratio
Shutdown Input Voltage High
Shutdown Input Voltage Low
Crosstalk
Output Impedance
Parameter
DD
-0.3V to V
= 3V, 16Ω load, and the conditions shown in “Typical Audio Amplifier Application Cir-
−65°C to +150°C
Internally Limited
V
both channels enabled
V
one channel enabled
SD_LC = SD_RC = GND
R
THD+N = 1% (max); f = 1kHz,
one channel
THD+N = 1% (max); f = 1kHz,
R
THD+N = 1% (max); f = 1kHz,
two channels in phase
THD+N = 1% (max); f = 1kHz,
R
P
single channel
P
single channel
V
R
(A-weighted)
f = 1kHz, BW = 20Hz to 22kHz
V
V
P
SD_LC = SD_RC = GND
Input Terminated
Input not terminated
DD
IN
IN
O
O
RIPPLE
DD
DD
O
L
L
L
L
(Notes 1, 2)
f = 217Hz
f = 1kHz
f = 20kHz
= 32Ω, V
= 32Ω, one channel
= 32Ω, two channels in phase
= 32Ω, P
= 60mW, f = 1kHz,
= 50mW, f = 1kHz, R
= 1.6mW, f = 1kHz
= 0V, inputs terminated
= 0V, inputs terminated
DD
= 1.8V to 4.2V
= 1.8V to 4.2V
= 3V
+ 0.3V
2000V
= 200mV
4.75V
200V
IN
O
= 20mW,
= 0V
(Notes 1, 2)
Conditions
P-P
5
A
, Input Referred
= 25°C.
Operating Ratings
Junction Temperature
Thermal Resistance
θ
Temperature Range
Supply Voltage (V
L
T
= 32Ω
JA
MIN
(Note 9)
≤
T
A
≤
T
MAX
DD
)
(Note 6)
Typical
0.007
0.05
–1.5
0.01
100
4.7
20
95
80
50
55
80
75
58
70
30
30
3
1
1
LM48820
(Notes 7, 8)
Limit
0.45
5.5
1.2
15
25
40
45
25
−40°C
2
5
1.6V
≤
86°C/W (typ)
≤
V
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T
DD
A
mA (max)
mA (max)
mV (max)
mW (min)
mW (min)
µA (max)
kΩ (max)
kΩ (min)
kΩ (min)
(Limits)
V (max)
≤
V (min)
≤
150°C
Units
mW
mW
V/V
85°C
dB
dB
dB
dB
dB
4.5V
%
%
%