TDA8920 Datasheet, PDF (10/16 Pages) NXP Semiconductors – 2 x 50 W class-D power amplifier

Philips Semiconductors
2 × 50 W class-D power amplifier
APPLICATION AND TEST INFORMATION
Preliminary specification
TDA8920
handbook, full pagewidth
VDD
VDD2 VDD1
100
13
5
nF
6 BOOT1
100 nF
Vi1
100 nF
SGND
Vi2
100 nF
IN1+ 4
CBOOT1
47 nF
IN1− 3
ANALOG
DIGITAL
7 OUT1
100 µH
390
nF
LIM ₁₆
PROTECTION
VSS1
TDA8920J
12 BOOT2
RLIM
IN2+ 14
VDD2
CBOOT2
47 nF
ANALOG
IN2− 15
DIGITAL
11 OUT2
100 µH
390
nF
VSS2
MODE ¹⁷
9 STAB
MODE OSCILLATOR STABILIZER
Vms
2
SGND
1
OSC
8
10
VSS1 VSS2
CSTAB ₁₀₀
nF
ROSC
10 kΩ
VSS
SGND
2200
µF
25 V
8Ω
SGND
0V
8Ω
2200
µF
25 V
MGR663
Maximum value of C_BOOT = tbf nF.
Filter coil is type tbf, R_s < tbf Ω.
The case of the package is internally connected to V_SS.
Fig.5 Application circuit for stereo single-ended application (SOT243-1).
1998 Dec 01
10