TDA1400 Tripath Technology, TDA1400 Datasheet - Page 3

• Manufacturer Part Number: TDA1400
• Description: MONO CLASS-T DIGITAL AUDIO AMPLIFIER DRIVER
• Manufacturer: Tripath Technology

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Electrical Characteristics
T
V5=5V, V10=10V, and VPP = 60V.
Note 6: Minimum and maximum limits are guaranteed but may not be 100% tested.
Note 7: These supply voltages are calculated using the I
Note 8: The fact that the over-voltage specifications exceed the absolute maximum of +/-70V for the TDA1400 does
3
I
I
I
I
I
I
V
V
V
V
V
I
V
I
V
SYMBOL
5Q
10Q
VPPQ
5MUTE
10MUTE
VPPMUTE
VPPSENSE
VNNSENSE
A
IH
IL
OH
OL
TOC
VPPSENSE
VNNSENSE
= 25 °C. See Application/Test Circuit on page 7. Unless otherwise noted, the supply voltages are
Characteristics table. The typical voltage values shown are calculated using a R
any tolerance variation. The minimum and maximum voltage limits shown include either a +1% or –1% (+1%
for Over-voltage turn on and Under-voltage turn off, -1% for Over-voltage turn off and Under-voltage turn on)
variation of R
examples to show both typical and worst case voltage ranges for the given R
Please refer to the Application Information section for a more detailed description of how to calculate the over
and under voltage trip voltages for a given resistor value.
not imply that the part will work properly at these elevated supply voltages. It also does not imply that the
TDA1400 is tested or guaranteed at these supply voltages. The supply voltages are simply a calculation
based on the process spread of the I
Quiescent Current
(Mute = 0V)
Quiescent Current
(Mute = 0V)
Quiescent Current
(Mute = 0V)
Mute Supply Current
(Mute = 5V)
Mute Supply Current
(Mute = 5V)
Mute Supply Current
(Mute = 5V)
High-level input voltage (MUTE)
Low-level input voltage (MUTE)
High-level output voltage (HMUTE) I
Low-level output voltage (HMUTE)
Over Current Sense Voltage
Threshold
VPPSENSE Threshold Currents
Threshold Voltages with
R
(Notes 7, 8)
VNNSENSE Threshold Currents
Threshold Voltages with
R
R
(Note 7, 8)
VPP1
VNN1
VNN2
= R
= 562KΩ
= 1.69MΩ
VPP1
PARAMETER
VPP
= 562KΩ
or R
VNN
off the nominal 562kohm and 1.69Mohm values. These voltage specifications are
(Note 6)
No Load, FETs: FQP19N10,
FQP22P10, R
No Load, FETs: FQP19N10,
FQP22P10, R
I
XXV Common Mode Voltage
XXV Common Mode Voltage
Over-voltage turn on (muted)
Over-voltage turn off (mute off)
Under-voltage turn off (mute off)
Under-voltage turn on (muted)
Over-voltage turn on (muted)
Over-voltage turn off (mute off)
Under-voltage turn off (mute off)
Under-voltage turn on (muted)
Over-voltage turn on (muted)
Over-voltage turn off (mute off)
Under-voltage turn off (mute off)
Under-voltage turn on (muted)
Over-voltage turn on (muted)
Over-voltage turn off (mute off)
Under-voltage turn off (mute off)
Under-voltage turn on (muted)
VPPSENSE
OH
OL
= 3mA
= 3mA
and I
CONDITIONS
VPPSENSE
BBM
BBM
VNNSENSE
= 40.2kΩ
= 40.2kΩ
T r i p a t h T e c h n o l o g y , I n c . - P r e l i m i n a r y I n f o r m a t i o n
and I
currents (see note 7). .
VNNSENSE
MIN.
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3.5
4.0
values shown in the Electrical
T D A 1 4 0 0 – R e v . 0 . 6 5 / K L i / 0 2 . 0 6
VPP
TYP.
0.56
0.56
77.6
75.9
30.9
29.2
77.6
75.9
28.7
27.0
100
138
135
138
135
50
30
50
55
52
51
48
0
0
VPP
and R
and R
MAX.
VNN
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1.0
0.5
VNN
resistor values.
UNITS
values without
mA
mA
mA
mA
mA
mA
µA
µA
µA
µA
µA
µA
µA
µA
V
V
V
V
V
V
V
V
V
V
V
V
V