TDA7264A

更新时间： 2024-02-08 21:29:43

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		放大器
页数	文件大小	规格书
12页	191K
描述
25+25W STEREO AMPLIFIER WITH MUTE/ST-BY

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数据手册

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TDA7264A 数据手册

TDA7264 - TDA7264A

Ω

ELECTRICAL CHARACTERISTICS (Refer to the test circuit, V_S+ 20V; R_L= 8 ; R_s=50 ;

f = 1KHz; T_amb= 25°C, unless otherwise specified.)

Symbol

Parameter

Supply Range

Test Condition

Min.

Typ.

Max.

+22.5

130

Unit

V_S

I_q

Total Quiescent Current

Music Output Power (*)

P_O

THD = 10%; R_L= 8

Ω ;

V_S+ 22.5V

P_O

Output Power

THD = 10%

R_L= 8

V + 16V; R = 4

Ω

;

Ω

THD = 1%

R_L= 8

V_S+ 16V; R_L= 4

Ω

;

Ω

THD

Total Harmonic Distortion

R = 8 ; P = 1W; f = 1KHz

0.02

Ω

R = 8

;

0.5

Ω

_O= 0.1 to 15W;

f = 100Hz to 15KHz

R_L= 4Ω ; P_O= 1W; f = 1KHz

0.03

R = 4 ; V + 16V;

Ω

_O= 0.1 to 12W;

f = 100Hz to 15KHz

C_T

Cross Talk

f = 1KHz

f = 10KHz

G_V

Slew Rate

V/µs

Closed Loop Voltage Gain

Voltage Gain Matching

Total Input Noise

∆G_V

e_N

0.2

A Curve

f = 20Hz to 22KHz

2.5

3.5

µV

R_i

Input Resistance

KΩ

SVR

Supply Voltage Rejection

(each channel)

fr = 100Hz; Vripple = 0.5V_RMS

T_j

Thermal Shut-down

145

Junction Temperature

MUTE FUNCTION [ref: +V^S]

VT_MUTE

A_M

Mute / Play Threshold

Mute Attenuation

-7

-6

-5

STAND-BY FUNCTION [ref: +V_S]

VT_ST-BY

A_ST-BY

I_{q ST-BY}

Stand-by / Mute Threshold

Stand-by Attenuation

-3.5

-2.5

110

-1.5

Quiescent Current @ Stand-by

Note :

(*) FULL POWER up to. V_S= ±22.5V with R_L= 8Ω and V_S= ±16V with R_L= 4Ω

MUSIC POWER is the maximal power which the amplifier is capable of producing across therated load resistance (regardless of non linearity)

1 sec after the application of a sinusoidal input signal of frequency 1KHz.

3/12

1 234 5 6 7...12

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