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LM4854IBL Datasheet(PDF) 5 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # LM4854IBL
Description  1.9W Monaural, 85mW Stereo Headphone Audio Amplifier
Download  29 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM4854IBL Datasheet(HTML) 5 Page - National Semiconductor (TI)

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Absolute Maximum Ratings (Notes 2,
3)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
6.0V
Storage Temperature
−65˚C to +150˚C
Input Voltage
−0.3V to V
DD + 0.3V
Power Dissipation(Note 4)
Internally Limited
ESD Susceptibility (Note 5)
All pins except Pin C3 (IBL), Pin11
(LD/MT)
2000V
Pin C3 (IBL), Pin 11 (LD/MT)
8000V
ESD Susceptibility(Note 6)
200V
Junction Temperature (T
J)
150˚C
Solder Information
Small Outline Package
Vapor Phase (60 sec.)
215˚C
Infrared (15 sec.)
220˚C
See AN-540 "Surface Mounting and
their Effects on Product Reliability"
for other methods of soldering
surface-mount devices.
Thermal Resistance
θ
JA (typ) — BLA12BAB
121˚C/W
θ
JC (typ) — LDA14A
3˚C/W
θ
JA (typ) — LDA14A
42˚C/W (Note 7)
θ
JC (typ) — MTC14
40˚C/W
θ
JA (typ) — MTC14
109˚C/W
Operating Ratings (Note 3)
Temperature Range
T
MIN
≤ T
A
≤ T
MAX
−40˚C
≤ T
A
≤ +85˚C
Supply Voltage
2.4V
≤ V
DD
≤ 5.5V
Electrical Characteristics for Entire Amplifier (V
DD = 5V)
The following specifications apply for circuit shown in Figure 1, unless otherwise specified. Limits apply for T
A = 25˚C.
Symbol
Parameter
Conditions
LM4854
Units
(Limits)
Typical
(Note 8)
Limit
(Notes 9,
10)
I
DD
Quiescent Power Supply Current
V
IN = 0V; IO = 0A, No Load
5.0
12
mA max)
V
IN = 0V; IO = 0A, 8
Ω Load
6.5
15
mA (max)
I
STBY
Standby Quiescent Power Supply
Current
V
STANDBY = GND
27
35
µA (max)
I
SD
Shutdown Quiescent Power
Supply Current
V
SHUTDOWN = GND
0.05
0.2
µA (max)
V
OS
Output Offset Voltage
8
Ω Load
2.0
40
mV (max)
PSRR
Power Supply Rejection Ratio
C
BYPASS = 1.0µF, RSOURCE =10
V
RIPPLE = 200mVp-p sinewave
BTL, R
L =8
Ω,R
IN =10
f
IN = 217Hz
f
IN = 1kHz
SE, R
L =32
Ω,R
IN =10
f
IN = 217Hz
f
IN = 1kHz
61
63
dB
dB
68
71
dB
dB
t
RSH
Return-from-Shutdown Time
C
BYPASS = 1.0µF
200
ms
t
RST
Return-from-Standby Time
0.1
1.0
ms(max)
V
IH
Shutdown or Standby Logic High
Treshold
1.4
V (min)
V
IL
Shutdown or Standby Logic Low
Treshold
0.4
V (max)
www.national.com
5


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