TDA8932B_15 Datasheet, PDF (18/48 Pages) NXP Semiconductors – Class-D audio amplifier

NXP Semiconductors
Table 10. Static characteristics …continued
V_P = 22 V; f_osc = 320 kHz; T_amb = 25 °C; unless otherwise specified.
Symbol Parameter
Conditions
Diagnostic output: pin DIAG^[1]
V_O
output voltage
protection activated; see Table 6
Operating mode
Bias voltage for inputs: pin INREF
V_O(bias)
bias output voltage
Half supply voltage
with respect to pin V_SSA
Pins HVP1 and HVP2
V_O
output voltage
half supply voltage to charge SE
capacitor
I_O
output current
Pin HVPREF
V_HVP1 = V_O − 1 V;
V_HVP2 = V_O − 1 V
V_O
output voltage
half supply reference voltage in
Mute mode
Reference voltage for internal logic: pin DREF
V_O
output voltage
Amplifier outputs: pins OUT1 and OUT2
|V_O(offset)| output offset voltage
SE; with respect to pin HVPREF
Mute mode
Operating mode
BTL
Mute mode
Operating mode
Stabilizer output: pins STAB1 and STAB2
V_O
output voltage
Voltage protection
Mute mode and Operating mode;
with respect to pins V_SSP1 and
V_SSP2
V_P(uvp)
undervoltage protection
supply voltage
V_P(ovp)
overvoltage protection
supply voltage
V_P(th)(ubp)l
low unbalance protection
threshold supply voltage
V_HVPREF = 11 V
V_P(th)(ubp)h high unbalance protection
threshold supply voltage
V_HVPREF = 11 V
Current protection
I_O(ocp)
overcurrent protection
output current
current limiting
Temperature protection
T_{act(th_prot)} thermal protection activation
temperature
TDA8932B
Class-D audio amplifier
Min
Typ
Max Unit
-
-
0.8
V
2
2.5
3.3
V
-
2.1
-
V
0.5V_P − 0.5V_P
0.2
-
50
0.5V_P + V
0.2
-
mA
0.5V_P − 0.5V_P
0.2
0.5V_P + V
0.2
4.5
4.8
5.1
V
-
-
15
mV
-
-
100
mV
-
-
20
mV
-
-
150
mV
10
11
12
V
8.0
9.2
9.9
V
36.1 37.4 40
V
-
-
18
V
29
-
-
V
4
5
-
A
155
-
160
°C
TDA8932B_4
Product data sheet
Rev. 04 — 18 December 2008
© NXP B.V. 2008. All rights reserved.
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