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TDA8920B 查看數據表(PDF) - Philips Electronics
零件编号
产品描述 (功能)
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TDA8920B
2×100 W class-D power amplifier
Philips Electronics
TDA8920B Datasheet PDF : 33 Pages
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Philips Semiconductors
6. Block diagram
TDA8920B
2
×
100 W class-D power amplifier
V
DDA2
V
DDA1
STABI PROT
V
DDP2
V
DDP1
IN1M
IN1P
SGND1
OSC
MODE
SGND2
IN2 P
IN2 M
3 (20) 10 (4)
18 (12) 13 (7)
23 (16)
14 (8)
15 (9)
9 (3)
8 (2)
INPUT
STAGE
PWM
MODULATOR
11 (5)
mute
7 (1)
STABI
6 (23)
OSCILLATOR
MODE
MANAGER
2 (19)
mute
5 (22)
4 (21)
INPUT
STAGE
PWM
MODULATOR
RELEASE1
SWITCH1
CONTROL
AND
ENABLE1
HANDSHAKE
DRIVER
HIGH
DRIVER
LOW
TEMPERATURE SENSOR
CURRENT PROTECTION
VOLTAGE PROTECTION
TDA8920BTH
(TDA8920BJ)
ENABLE2
SWITCH2
RELEASE2
CONTROL
AND
HANDSHAKE
DRIVER
HIGH
DRIVER
LOW
16 (10)
V
SSP1
V
DDP2
22 (15)
21 (14)
BOOT1
OUT1
BOOT2
OUT2
1 (18) 12 (6)
V
SSA2
V
SSA1
24 (17) 19 (-)
V
SSD
n.c.
17 (11) 20 (13)
V
SSP1
V
SSP2
coa023
Pin numbers in parenthesis refer to the TDA8920BJ.
Fig 1. Block diagram.
9397 750 13356
Preliminary data sheet
Rev. 01 — 1 October 2004
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
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