TDA8932B NXP Semiconductors, TDA8932B Datasheet - Page 8

• Manufacturer Part Number: TDA8932B
• Description: The TDA8932B is a high efficiency class-D amplifier with low power dissipation
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TDA8932B_4
Product data sheet
8.4 Protection
Where:
Table 5
For device synchronization see
Table 5.
The following protection is included in the TDA8932B:
The reaction of the device to the different fault conditions differs per protection.
Configuration
Master
Slave
f
Fig 5.
osc
•
•
•
•
•
•
f
Rosc = oscillator resistor (on pin OSCREF) ( )
osc
Thermal Foldback (TF)
OverTemperature Protection (OTP)
OverCurrent Protection (OCP)
Window Protection (WP)
Supply voltage protection:
– UnderVoltage Protection (UVP)
– OverVoltage Protection (OVP)
– UnBalance Protection (UBP)
ElectroStatic Discharge (ESD)
=
= oscillator frequency (Hz)
12.45 10
--------------------------- -
summarizes how to configure the TDA8932B in master or slave configuration.
Oscillation frequency as a function of resistor Rosc
Rosc
Master or slave configuration
Pin
OSCREF
Rosc > 25 k to V
Rosc = 0 ; shorted to V
9
Rev. 04 — 18 December 2008
(kHz)
f
osc
550
450
350
250
25
Section 14.6 “Device
SSD(HW)
30
SSD(HW)
35
40
synchronization”.
OSCIO
output
input
Rosc (k )
001aad758
45
Class-D audio amplifier
TDA8932B
© NXP B.V. 2008. All rights reserved.
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