Absolute Maximum Ratings
(Note 10)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation
ESD Susceptibility (Note 12)
ESD Susceptibility (Note 13)
Junction Temperature
Soldering Information
Small Outline Package
Vapor Phase (60 sec.)
Infrared (15 sec.)
6.0V
-65˚C to +150˚C
−0.3V to V
DD
+0.3V
Internally limited
2000V
200V
150˚C
θ
JC
(typ) — MTC28
θ
JA
(typ) — MTC28
θ
JC
(typ) — MXA28A
θ
JA
(typ) — MXA28A (Note 4)
θ
JA
(typ) — MXA28A (Note 3)
θ
JA
(typ) — MXA28A (Note 5)
θ
JA
(typ) — MXA28A (Note 6)
20˚C/W
80˚C/W
2˚C/W
41˚C/W
54˚C/W
59˚C/W
93˚C/W
Operating Ratings
Temperature Range
T
MIN
≤
T
A
≤T
MAX
Supply Voltage
−40˚C
≤TA ≤
85˚C
2.7V≤ V
DD
≤
5.5V
215˚C
220˚C
See AN-450 “Surface Mounting and their Effects on
Product Reliability” for other methods of soldering
surface mount devices.
Electrical Characteristics for Entire IC
(Notes 7, 10)
The following specifications apply for V
DD
= 5V unless otherwise noted. Limits apply for T
A
= 25˚C.
LM4835
Symbol
V
DD
I
DD
I
SD
V
IH
V
IL
Parameter
Supply Voltage
Quiescent Power Supply Current
Shutdown Current
Headphone Sense High Input Voltage
Headphone Sense Low Input Voltage
V
IN
= 0V, I
O
= 0A
V
pin
2
Conditions
Typical
(Note 14)
Limit
(Note 15)
2.7
5.5
Units
(Limits)
V (min)
V (max)
mA (max)
µA (max)
V (min)
V (max)
15
0.7
30
2.0
4
0.8
= V
DD
Electrical Characteristics for Volume Attenuators
(Notes 7, 10)
The following specifications apply for V
DD
= 5V. Limits apply for T
A
= 25˚C.
LM4835
Symbol
C
RANGE
A
M
Parameter
Attenuator Range
Mute Attenuation
Conditions
Gain with V
pin
V
pin
V
pin
7
Typical
(Note 14)
0
-81
-88
-88
Limit
(Note 15)
Units
(Limits)
dB (max)
dB (min)
dB (min)
dB (min)
= 5V
7
±
0.5
-80
-80
-80
Attenuation with V
pin
5
5
= 0V
= 5V, Bridged Mode
= 5V, Single-Ended Mode
Electrical Characteristics for Single-Ended Mode Operation
(Notes 7, 10)
The following specifications apply for V
DD
= 5V. Limits apply for T
A
= 25˚C.
LM4835
Symbol
P
O
THD+N
Parameter
Output Power
Total Harmonic Distortion+Noise
Conditions
THD = 1.0%; f = 1kHz; R
L
= 32Ω
THD = 10%; f = 1 kHz; R
L
= 32Ω
V
OUT
= 1V
RMS
, f=1kHz, R
L
= 10kΩ,
A
VD
= 1
Typical
(Note 14)
85
95
0.065
Limit
(Note 15)
Units
(Limits)
mW
mW
%
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