TDF8599 NXP Semiconductors, TDF8599 Datasheet - Page 29

• Manufacturer Part Number: TDF8599
• Description: I2C-bus controlled dual channel 43 W/2 W single channel 85 W/1 W class-D power amplifier
• Manufacturer: NXP Semiconductors

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NXP Semiconductors
Table 19.
V
TDF8599_1
Product data sheet
Symbol
SVRR voltage and ACGND input bias voltage in Mute and Operating modes
V
Amplifier outputs; pins OUT1N, OUT1P, OUT2N and OUTP2
V
Stabilizer output; pins VSTAB1 and VSTAB2
V
Voltage protections
V
Current protection
I
Temperature protection
T
T
T
T
DC load detection levels: I
Z
Z
AC load detection levels: I
I
Start-up/shut-down/mute timing
t
t
t
t
O(ocp)
th(o)det(load)AC
wake
det(DCload)
d(stb-mute)
d(mute-fgain)
p
ref
O(offset)
o
(prot)
prot
act(th_fold)
j(AV)(warn1)
j(AV)(warn2)
th(load)
th(open)
= 14.4 V; f
Static characteristics
osc
= 320 kHz; 40 C < T
Parameter
reference voltage
output offset voltage
output voltage
protection voltage
overcurrent protection output
current
protection temperature
thermal foldback activation
temperature
average junction temperature for
pre-warning 1
average junction temperature for
pre-warning 2
load detection threshold
impedance
open load detection threshold
impedance
AC load detection output
threshold current
wake-up time
DC load detection time
delay time from standby to mute
mute to full gain delay time
2
2
C-bus mode only
C-bus mode only
…continued
amb
< +85 C; unless otherwise specified.
[6]
Rev. 01 — 13 November 2008
Conditions
input ACGND pin
half supply reference SVRR pin
BTL; Mute mode
BTL; Operating mode
stabilizer output in Mute mode and
Operating mode
undervoltage; amplifier is muted
overvoltage; load dump protection
is activated
V
current limit
gain = 1 dB
IB2[D3] = 0; non-I
IB2[D3] = 1
for normal speaker; DB1[D4] = 0;
DB2[D4] = 0
DB1[D4] = 1; DB2[D4] = 1
on pin EN before first I
transmission is recognized
C
measured from amplifier enabling
to start of mute release (no DC
load detection); C
C
C
P
ON
ON
ON
that a POR occurs at
= 470 nF
= 470 nF
= 470 nF
Class-D power amplifier with load diagnostics
SVR
2
C-bus mode
= 47 F
2
C-bus
[3][5]
[4]
[4]
[5]
Min
2
6.9
-
-
8
6.8
26.2 27
3
8
155
140
-
-
-
350
700
-
-
-
-
TDF8599
© NXP B.V. 2008. All rights reserved.
Typ
2.45 3
7.2
-
-
10
7.2
3.7
-
-
-
140
120
-
-
900
-
250
140
15
Max
7.5
25
70
12
8
-
4.4
-
160
150
150
130
25
-
1100
500
-
-
-
29 of 52
Unit
V
V
mV
mV
V
V
V
V
A
mA
ms
ms
ms
C
C
C
C
s