Datasheet > BD5423AEFS_10

BD5423AEFS_10

更新时间： 2022-12-18 08:39:39

品牌	Logo	应用领域
罗姆 - ROHM		放大器
页数	文件大小	规格书
18页	600K
描述
Analog Input / BTL Output Class-D Speaker Amplifier

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数据手册

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BD5423AEFS_10 数据手册

Technical Note

BD5423AEFS

●Electrical characteristic curves (Reference data) – Continued

MUTEX

Pin 20

UTEX

Vcc=12V

R_L=8

10V/div

Vcc=12V

R^L=8

10V/div

5V/div

Po=500mW

fin=500Hz

Po=500mW

fin=500Hz

Pin 26

5V/div

2V/div

Speaker

Output

Speaker

Output

10msec/div

Fig. 13 Wave form when Releasing Soft-mute

Fig. 14 Wave form when Activating Soft-mute

VCCA

VHOLD

Pin 27

VHOLD

Pin 27

5V/div

Vcc=12V

R_L=8

Vcc=12V

R_L=8

Po=500mW

fin=3kHz

Po=500mW

fin=3kHz

Pin 26

2V/div

Speaker

Output

Speaker

Output

20msec/div

2msec/div

Fig. 15 Wave form on Instantaneous Power Interruption

(20msec / div)

Fig. 16 Wave form on Instantaneous Power Interruption

(2msec / div)

5V/div

Vcc=12V

R^L=8 Ω

Soft Clip

Po=5W

THD+n=10%

fin=1kHz

Speaker

Output

R2=91k

R3=22k

Soft Clip

200μsec/div

Fig. 17 Wave form on Output Power Limiter function

(Po = 5W)

www.rohm.com

2010.05 - Rev.B

5/17

1 2 3 456 7 8...18

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