LM4960SQ National Semiconductor, LM4960SQ Datasheet - Page 3

• Manufacturer Part Number: LM4960SQ
• Description: AMP, FOR CERAMSPEAKER, MINI SOIC8
• Manufacturer: National Semiconductor

Specifications of LM4960SQ

• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 1-Channel Mono
• Audio Amplifier Function: Speaker
• Total Harmonic Distortion: 0.04@20Ohm%
• 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: 60dB
• Single Supply Voltage (min): 3V
• Single Supply Voltage (max): 7V
• 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: 28
• No. Of Channels: 1
• Supply Voltage Range: 3V To 7V
• Thd + N: 0.04% @ 3W, VDD=5V
• Load Impedance: 20ohm
• Operating Temperature Range: -40°C To +85°C
• Amplifier Case Style: LLP
• No. Of Pins: 28
• Svhc: No SVHC
• Rohs Compliant: Yes
• Lead Free Status / Rohs Status: Not Compliant

I
I
V
V
V
T
TSD
V
THD+N
e
PSRR
V
I
I
V
V
T
TSD
V
THD+N
e
PSRR
V
DD
SD
DD
SD
OS
OS
WU
WU
OS
SDIH
SDIL
O
FB
SDIH
SDIL
O
FB
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
for T
Electrical Characteristics V
The following specifications apply for V
25˚C.
Note 1: All voltages are measured with respect to the GND pin, unless otherwise specified.
Supply Voltage (V
Supply Voltage (V1)
(Pin 27 referred to GND)
Storage Temperature
Input Voltage
Power Dissipation (Note 3)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
Symbol
Symbol
A
= 25˚C.
Quiescent Power Supply Current
Shutdown Current
Output Offset Voltage
Shutdown Voltage Input High
Shutdown Voltage Input Low
Wake-up Time
Thermal Shutdown Temperature
Output Voltage
Total Harmomic Distortion + Noise
Output Noise
Power Supply Rejection Ratio
Feedback Pin Reference Voltage
Quiescent Power Supply Current
Shutdown Current
Shutdown Voltage Input High
Shutdown Voltage Input Low
Wake-up Time
Thermal Shutdown Temperature
Output Voltage
Total Harmomic Distortion + Noise
Output Noise
Power Supply Rejection Ratio
Feedback Pin Reference Voltage
DD
)
Parameter
Parameter
−0.3V to V
DD
DD
−65˚C to +150˚C
Internally limited
= 3V, A
= 5V, A
DD
DD
(Notes 1, 2)
DD
V
V
= 3.0V
= 5.0V
+ 0.3V
= 10, R
= 10, R
2000V
200V
8.5V
V
V
C
THD = 1% (max); f = 1kHz
V
A-Weighted Filter, V
V
V
V
C
THD = 1% (max); f = 1kHz
R
V
A-Weighted Filter, V
V
18V
IN
SHUTDOWN
O
RIPPLE
IN
SHUTDOWN
O
RIPPLE
B
B
L
= Ceramic Speaker
= 0.22µF
= 3Wrms; f = 1kHz
= 0.22µF
= 3Wrms; f = 1kHz
= GND, No Load
= GND, No Load
L
L
= 800nF+20Ω, V1 = 12V unless otherwise specified. Limits apply
= 800nF+20Ω unless otherwise specified. Limits apply for T
(Notes 1, 2)
(Notes 1, 2)
= 200mV
= 200mV
3
Conditions
Conditions
= GND (Note 9)
= GND (Note 9)
Operating Ratings
Junction Temperature
Thermal Resistance
See AN-1187 ’Leadless Leadframe Packaging (LLP).’
Temperature Range
Supply Voltage (V
Supply Voltage (V1)
θ
T
JA
MIN
p-p
p-p
(LLP)
, f = 1kHz
, f = 1kHz
IN
IN
≤ T
= 0V
= 0V
A
≤ T
MAX
DD
)
(Note 6)
(Note 6)
Typical
Typical
0.04
1.23
0.04
1.23
170
170
85
30
50
24
90
55
45
55
50
24
90
60
5
LM4960
LM4960
(Notes 7, 8)
(Notes 7, 8)
−40˚C ≤ T
Limit
Limit
150
100
150
190
100
150
190
0.4
0.4
40
20
50
20
3.0V ≤ V
9.6V ≤ V
2
2
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A
≤ +85˚C
DD
1
V
V
mA (max)
mV (max)
mA (max)
µA (max)
µA (max)
˚C (max)
˚C (max)
dB (min)
dB (min)
˚C (min)
˚C (min)
(Limits)
V (max)
V (max)
(Limits)
V (max)
V (max)
V (min)
V (min)
P-P
150˚C
P-P
≤ 16V
Units
Units
˚C/W
A
≤ 7V
ms
µV
µV
%
%
s
=
(min)
(min)