TDA8933 Datasheet, PDF (19/47 Pages) NXP Semiconductors – Class-D audio amplifier

NXP Semiconductors
TDA8933
Class-D audio amplifier
12. Static characteristics
Table 10. Characteristics
V_P = 25 V, f_osc = 320 kHz and T_amb = 25 °C; unless specified otherwise.
Symbol Parameter
Conditions
Supply
V_P
supply voltage
asymmetrical supply
symmetrical supply
I_P
I_q(tot)
supply current
total quiescent current
Sleep mode
Operating mode; no load,
no snubbers or filter
connected
Series resistance output switches
R_DSon
drain-source on-state
resistance
Power up input: pin POWERUP^[1]
T_j = 25 °C
T_j = 125 °C
V_I
input voltage
I_I
input current
V_IL
LOW-level input voltage
V_IH
HIGH-level input voltage
Engage input: pin ENGAGE^[1]
V_I = 3 V
V_O
output voltage
V_I
input voltage
I_O
output current
V_IL
LOW-level input voltage
V_IH
HIGH-level input voltage
Diagnostic output: pin DIAG^[1]
V_I = 3 V
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
Reference to 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_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
Min
Typ
Max
Unit
10
25
36
V
±5
±12.5
±18
V
-
0.6
1.0
mA
-
40
50
mA
-
350
-
mΩ
-
545
-
mΩ
0
-
6.0
V
-
1
20
µA
0
-
0.8
V
2
-
6.0
V
4.2
4.6
5.0
V
0
-
6.0
V
-
20
40
µA
0
-
0.8
V
3
-
6.0
V
-
-
0.8
V
2
2.5
3.3
V
-
2.1
-
V
0.5V_P −
0.2 V
0.5V_P
50
0.5V_P −
0.2 V
0.5V_P
4.5
4.8
0.5V_P + V
0.2 V
mA
0.5V_P + V
0.2 V
5.1
V
TDA8933_1
Preliminary data sheet
Rev. 01 — 15 May 2007
© NXP B.V. 2007. All rights reserved.
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