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TDA8928ST Datasheet(PDF) 8 Page - NXP Semiconductors

Part # TDA8928ST
Description  Power stage 2 x 10 or 1 x 20 W class-D audio amplifie
PDF  23 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA8928ST Datasheet(HTML) 8 Page - NXP Semiconductors

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2004 May 05
8
Philips Semiconductors
Preliminary specification
Power stage 2 x 10 or 1 x 20 W class-D
audio amplifier
TDA8928J
12 DC CHARACTERISTICS
VP = ±12.5 V; Tamb =25 °C; measured in test diagram of Fig.4; unless otherwise specified.
Note
1. Temperature sensor or maximum current sensor activated.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supply
VP
supply voltage
±7.5
±12.5
±30
V
Iq(tot)
total quiescent current
no load connected
−
25
45
mA
outputs floating
−
510
mA
Internal stabilizer logic supply (pin STAB)
VO(STAB)
stabilizer output voltage
referenced to VSS
11.7
13
14.3
V
Switch inputs (pins SW1 and SW2)
VIH
HIGH-level input voltage
referenced to VSS
10
−
15
V
VIL
LOW-level input voltage
referenced to VSS
0
−
2V
Control outputs (pins REL1 and REL2)
VOH
HIGH-level output voltage
referenced to VSS
10
−
15
V
VOL
LOW-level output voltage
referenced to VSS
0
−
2V
Diagnostic output (pin DIAG, open-drain)
VOL
LOW-level output voltage
IDIAG = 1 mA; note 1
0
−
1.0
V
ILO
output leakage current
no error condition
−−
50
µA
Enable inputs (pins EN1 and EN2)
VIH
HIGH-level input voltage
referenced to VSS
9
−
15
V
VIL
LOW-level input voltage
referenced to VSS
05
−
V
VEN(hys)
hysteresis voltage
−
4
−
V
II(EN)
input current
−−
300
µA
Switching-on input (pin POWERUP)
VPOWERUP
operating voltage
referenced to VSS
5
−
12
V
II(POWERUP)
input current
VPOWERUP =12V
−
100
170
µA
Temperature protection
Tdiag
temperature activating diagnostic
VDIAG =VDIAG(LOW)
150
−−°C
Thys
hysteresis on temperature
diagnostic
VDIAG =VDIAG(LOW)
−
20
−°C
Current protection
IO(ocpl)
overcurrent protection level
−
2.1
−
A



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