TDA8928J Datasheet, PDF (5/23 Pages) NXP Semiconductors – Power stage 2 x 10 or 1 x 20 W class-D audio amplifie

Philips Semiconductors
Power stage 2 x 10 or 1 x 20 W class-D
audio amplifier
Preliminary specification
TDA8928J
7 PINNING
SYMBOL PIN
DESCRIPTION
SW1
1 digital switch input; channel 1
REL1
2 digital control output; channel 1
DIAG
3 digital open-drain output for
overtemperature and overcurrent
report
EN1
4 digital enable input; channel 1
V_DD1
BOOT1
5 positive power supply; channel 1
6 bootstrap capacitor; channel 1
OUT1
7 PWM output; channel 1
V_SS1
STAB
8 negative power supply; channel 1
9 decoupling internal stabilizer for
logic supply
V_SS2
OUT2
10 negative power supply; channel 2
11 PWM output; channel 2
BOOT2
12 bootstrap capacitor; channel 2
V_DD2
EN2
13 positive power supply; channel 2
14 digital enable input; channel 2
POWERUP 15 enable input for switching on
internal reference sources
REL2
16 digital control output; channel 2
SW2
17 digital switch input; channel 2
handbook, halfpage
SW1 1
REL1 2
DIAG 3
EN1 4
VDD1 ₅
BOOT1 6
OUT1 7
VSS1 ₈
STAB 9
VSS2 ₁₀
OUT2 11
TDA8928J
BOOT2 12
VDD2 ₁₃
EN2 14
POWERUP 15
REL2 16
SW2 17
MGX378
Fig.2 Pin configuration.
2004 May 05
5