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PDF TDA8922 Data sheet ( Hoja de datos )
| Número de pieza | TDA8922 | |
| Descripción | 2 x 25 W class-D power amplifier | |
| Fabricantes | NXP Semiconductors | |
| Logotipo |  |
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INTEGRATED CIRCUITS
DATA SHEET
TDA8922
2 × 25 W class-D power amplifier
Objective specification
2003 Mar 20
1 page  
Philips Semiconductors
2 × 25 W class-D power amplifier
Objective specification
TDA8922
7 PINNING
SYMBOL
VSSA2
SGND2
VDDA2
IN2−
IN2+
MODE
OSC
IN1+
IN1−
VDDA1
SGND1
VSSA1
PROT
VDDP1
BOOT1
OUT1
VSSP1
STABI
HW
VSSP2
OUT2
BOOT2
VDDP2
VSSD
PIN
TDA8922TH TDA8922J
1 18
2 19
3 20
4 21
5 22
6 23
71
82
93
10 4
11 5
12 6
13 7
14 8
15 9
16 10
17 11
18 12
19 −
20 13
21 14
22 15
23 16
24 17
DESCRIPTION
negative analog supply voltage for channel 2
signal ground for channel 2
positive analog supply voltage for channel 2
negative audio input for channel 2
positive audio input for channel 2
mode selection input: standby, mute or operating
oscillator frequency adjustment or tracking input
positive audio input for channel 1
negative audio input for channel 1
positive analog supply voltage for channel 1
signal ground for channel 1
negative analog supply voltage for channel 1
time constant capacitor for protection delay
positive power supply voltage for channel 1
bootstrap capacitor for channel 1
PWM output from channel 1
negative power supply voltage for channel 1
decoupling of internal stabilizer for logic supply
handle wafer; must be connected to pin VSSD
negative power supply voltage for channel 2
PWM output from channel 2
bootstrap capacitor for channel 2
positive power supply voltage for channel 2
negative digital supply voltage
2003 Mar 20
5
5 Page 
Philips Semiconductors
2 × 25 W class-D power amplifier
Objective specification
TDA8922
9 LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 60134).
SYMBOL
VP
VMODE
Vsc
IORM
Tstg
Tamb
Tvj
PARAMETER
supply voltage
input voltage on pin MODE
short-circuit voltage on output pins
repetitive peak current in output pin
storage temperature
ambient temperature
virtual junction temperature
CONDITIONS
with respect to SGND
note 1
Notes
1. See Section 16.6.
MIN.
−
−
−
−
−55
−40
−
MAX.
±30
5.5
±30
4
+150
+85
150
UNIT
V
V
V
A
°C
°C
°C
10 THERMAL CHARACTERISTICS
SYMBOL
Rth(j-a)
Rth(j-c)
PARAMETER
thermal resistance from junction to ambient
TDA8922TH
TDA8922J
thermal resistance from junction to case
TDA8922TH
TDA8922J
Note
1. See Section 16.5.
CONDITIONS
in free air; note 1
note 1
VALUE
35
35
1.3
1.3
UNIT
K/W
K/W
K/W
K/W
11 QUALITY SPECIFICATION
In accordance with “General Quality Specification for Integrated Circuits: SNW-FQ-611D” if this device is used as an
audio amplifier.
2003 Mar 20
11
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet TDA8922.PDF ] | |
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