TFA9812HN PHILIPS [NXP Semiconductors], TFA9812HN Datasheet - Page 3

• Manufacturer Part Number: TFA9812HN
• Description: BTL stereo Class-D audio amplifier with I2S input
• Manufacturer: PHILIPS [NXP Semiconductors]

NXP Semiconductors
4. Quick reference data
TFA9812_2
Preliminary data sheet
Table 1.
Unless specified otherwise, V
V
24-bit I
[1]
Symbol
General
V
V
V
V
I
I
I
P
P
DDA(3V3)
DDD(3V3)
SS1
po
DDA
DDP
DDA(3V3)
DDD(3V3)
o(RMS)
I
voltage (V
P
= V
is the current through the analog supply voltage (V
2
S input data, MCLK clock mode, typical application diagram
SS2
Quick reference table
= REFD = REFA = 0 V, T
DDP
Parameter
analog supply
voltage
power supply
voltage
analog supply
voltage (3.3 V)
digital supply
voltage (3.3 V)
supply current
analog supply
current (3.3 V)
digital supply
current (3.3 V)
RMS output power Continuous time output power per channel; THD = 10 %;
output power
efficiency
) pin.
Rev. 02 — 22 January 2009
DDA
= V
Conditions
soft mute mode, with load,
filter and snubbers
connected
sleep mode
operating mode
sleep mode
operating mode
sleep mode;
DATA = WS = BCK =
MCLK = 0 V
R
Short time ( 10 s) output power per channel; THD = 10 %;
R
R
L
L
L
DDP
amb
I
I
V
V
I
I
V
V
V
V
2
2
2
2
= 8
= 8
= 8 ; P
S slave mode
S master mode
DDA
DDA
S slave mode
S master mode
DDA
DDA
DDA
DDA
BTL stereo Class-D audio amplifier with I
= 12 V, V
= 25 C, R
= V
= V
= V
= V
= V
= V
DDP
DDP
DDP
DDP
DDP
DDP
o(RMS)
SSP1
= 12 V
= 1 V
= 12 V
= 13.5 V
= 15 V
= 17 V
DDA
L
= 8.3 W
= 8 , f
) pin added to the current through the power supply
= V
SSP2
i
= 1 kHz, f
[1]
[1]
= 0 V, V
Min
8
8
3.0
3.0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
(Figure
DDA(3V3)
s
= 44.1 kHz, f
Typ
12
12
3.3
3.3
38
160
2
4
120
40
15
25
4
8.3
10
12
15
88
13).
© NXP B.V. 2009. All rights reserved.
TFA9812
= V
DDD(3V3)
Max
20
20
3.6
3.6
45
270
4
6
-
70
25
40
30
-
-
-
-
-
sw
= 400 kHz,
2
S input
= 3.3 V,
Unit
V
V
V
V
mA
mA
mA
mA
mA
W
W
W
W
%
A
A
A
A
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