TDA8933B NXP Semiconductors, TDA8933B Datasheet - Page 3
TDA8933B
Manufacturer Part Number
TDA8933B
Description
The TDA8933B is a high-efficiency class D amplifier with low power dissipation
Manufacturer
NXP Semiconductors
Datasheet
1.TDA8933B.pdf
(42 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TDA8933BTW
Manufacturer:
NXP/恩智浦
Quantity:
20 000
Company:
Part Number:
TDA8933BTW/N2@118
Manufacturer:
NXP
Quantity:
2 250
NXP Semiconductors
6. Block diagram
TDA8933B_1
Preliminary data sheet
Fig 1.
POWERUP
ENGAGE
INREF
CGND
TEST
DIAG
IN1P
IN1N
IN2P
IN2N
Block diagram
2
3
12
15
14
4
7
6
5
13
OSCREF
OSCILLATOR
10
V
OVP, OCP, OTP,
PROTECTIONS:
SSD
UVP, TF, WP
V
OSCIO
SSA
MODE
31
9
TDA8933BTW
MODULATOR
MODULATOR
V
SSD(HW)
Rev. 01 — 23 October 2008
PWM
PWM
1, 16, 17, 32
MANAGER
CTRL
CTRL
V
DDA
8
HALF SUPPLY VOLTAGE
V
V
DDA
SSA
DRIVER
DRIVER
DRIVER
DRIVER
STABILIZER 11 V
STABILIZER 11 V
REGULATOR 5 V
HIGH
HIGH
LOW
LOW
V
V
DDA
DDA
V
SSD
V
V
SSP1
SSP2
Class D audio amplifier
TDA8933B
010aaa455
© NXP B.V. 2008. All rights reserved.
28
29
27
26
21
20
22
23
25
24
18
11
30
19
BOOT1
V
OUT1
V
BOOT2
V
OUT2
V
STAB1
STAB2
DREF
HVPREF
HVP1
HVP2
DDP1
SSP1
DDP2
SSP2
3 of 42
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