TDA8922TH View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

TDA8922TH

2×25 W class-D power amplifier

Philips Electronics 

Philips Semiconductors

2 × 25 W class-D power amplifier

Objective specification

TDA8922

12 STATIC CHARACTERISTICS

VP = ±25 V; Tamb = 25 °C; measured in Fig.10; unless otherwise specified.

SYMBOL

PARAMETER

CONDITIONS

Supply

VP

supply voltage

Iq(tot)

total quiescent supply current

Istb

standby supply current

Mode select input; pin MODE

note 1

no load connected

VMODE

IMODE

Vstb

Vmute

Von

input voltage

input current

input voltage for standby mode

input voltage for mute mode

input voltage for operating mode

Audio inputs; pins IN1−, IN1+, IN2+ and IN2−

VI

DC input voltage

Amplifier outputs; pins OUT1 and OUT2

note 2

VMODE = 5.5 V

notes 2 and 3

notes 2 and 3

notes 2 and 3

note 2

VOO(SE)

output offset voltage

∆VOO(SE)

VOO(BTL)

∆VOO(BTL)

variation of output offset voltage

output offset voltage

variation of output offset voltage

Stabilizer output; pin STABI

SE; operating and mute

SE; operating ↔ mute

BTL; operating and mute

BTL; operating ↔ mute

Vo(stab)

stabilizer output voltage

Temperature protection

mute and operating; note 4

Tprot

temperature protection activation

Thys

hysteresis on temperature

protection

MIN. TYP. MAX. UNIT

±12.5 ±20 ±30 V

−

55

75

mA

−

100 500 µA

0

−

−

−

0

−

2.2 −

4.2 −

5.5 V

1000 µA

0.8 V

3.0 V

5.5 V

−

0

−

V

−

−

150 mV

−

−

80

mV

−

−

215 mV

−

−

115 mV

11

13

15

V

150 −

−

°C

−

20

−

°C

Notes

1. The circuit is DC adjusted at VP = ±12.5 to ±30 V.

2. With respect to SGND (0 V).

3. The transition regions between standby, mute and operating mode contain hysteresis (see Fig.7).

4. With respect to VSSP1.

2003 Mar 20

12

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