PBL38571 查看數據表（PDF） - Ericsson

零件编号

产品描述 (功能)

比赛名单

PBL38571

High current Speech and Line interface Circuit

Ericsson  

PBL 385 71

+Line

Txx in

Cx

10

AM

1

15

PBL 385 71

AT

AR

Cx

Rx

11 +

Cx

87

9

3

2

4,5,

16

12,13

14

+6

Mute

C6

R7

R10

47nF

R4

C3

910Ω

6.2k

18k

100nF

R11

R8

62k

560Ω

R3

910Ω

R6

R12

R5

75Ω

11k

22k

C5

R9

11k

100nF

+ C1

47µF

15V

C2

15nF

Mains grounded Telephone system grounded

Cx =these capacitors must be of high voltage type

Cx

-Line

Figure 24. Principal balanced solution for a transformerless line interface that can be used in case of two different ground

systems with low disturbance levels.

Information given in this data sheet is believed to be

accurate and reliable. However no responsibility is

assumed for the consequences of its use nor for any

infringement of patents or other rights of third parties

which may result from its use. No license is granted by

implication or otherwise under any patent or patent

rights of Ericsson Components. These products are

sold only according to Ericsson Components' general

conditions of sale, unless otherwise confirmed in writ-

ing.

Specifications subject to change without

notice.

1522-PBL385 71

© Ericsson Components AB

June 1999

Ericsson Components AB

S-164 81 Kista-Stockholm, Sweden

Telephone: +46 8 757 50 00

14

Ordering Information

Package

16-pin Plastic BW DIP

16-pin Plastic BW SO

Temp. Range

-40 to +70°C

-40 to +70°C

Part No.

PBL 385 71/1NS

PBL 385 71/1SOS

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