參數(shù)資料
型號(hào): TDA8922B
廠商: NXP Semiconductors N.V.
英文描述: 2 X 50 W class-D power amplifier
中文描述: 2 × 50瓦D類功率放大器
文件頁(yè)數(shù): 3/32頁(yè)
文件大小: 201K
代理商: TDA8922B
9397 750 13357
Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Preliminary data sheet
Rev. 01 — 1 October 2004
3 of 32
Philips Semiconductors
TDA8922B
2
×
50 W class-D power amplifier
6.
Block diagram
(1) Pin numbers in parenthesis refer to the TDA8922BJ.
Fig 1.
Block diagram.
coa022
OUT1
V
SSP1
V
DDP2
DRIVER
HIGH
OUT2
BOOT2
TDA8922BTH
(TDA8922BJ)
BOOT1
DRIVER
LOW
RELEASE1
SWITCH1
ENABLE1
CONTROL
AND
HANDSHAKE
PWM
MODULATOR
MANAGER
OSCILLATOR
TEMPERATURE SENSOR
CURRENT PROTECTION
VOLTAGE PROTECTION
STABI
MODE
INPUT
STAGE
mute
9 (3)
8 (2)
IN1M
IN1P
22 (15)
21 (14)
20 (13)
17 (11)
16 (10)
15 (9)
V
SSP2
V
SSP1
DRIVER
HIGH
DRIVER
LOW
RELEASE2
SWITCH2
ENABLE2
CONTROL
AND
HANDSHAKE
PWM
MODULATOR
11 (5)
SGND1
7 (1)
OSC
2 (19)
SGND2
6 (23)
MODE
INPUT
STAGE
mute
5 (22)
4 (21)
IN2M
IN2P
19 (-)
24 (17)
V
SSD
n.c.
1 (18)
V
SSA2
12 (6)
V
SSA1
3 (20)
V
DDA2
10 (4)
V
DDA1
23 (16)
13 (7)
18 (12)
14 (8)
V
DDP2
PROT
STABI
V
DDP1
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TDA8922BJ 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:2 X 50 W class-D power amplifier
TDA8922BJ/N2,112 功能描述:音頻放大器 2X50W CLASSD PWR AMP RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TDA8922BTH 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:2 X 50 W class-D power amplifier
TDA8922BTH/N2,118 功能描述:音頻放大器 2X50W CLASSD PWR AMP RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
TDA8922BTH-T 功能描述:音頻放大器 2X50W CLASSD PWR AMP RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel