PBL3852 查看數據表（PDF） - Ericsson

零件编号

产品描述 (功能)

比赛名单

PBL3852

Universal Transmission Circuit

Ericsson  

PBL 3852

Maximum Ratings

Parameter

Line voltage, Tp = 2 s

Line current, continuous DIP

Line current, continuous SO package

Operating temperature range

Storage temperature range

Input level (all inputs)

Symbol

Min

Max

Unit

VL

0

22

V

IL

0

130

mA

IL

0

100

mA

TAmb

-40

+75

°C

TStg

-55

+125

°C

0

+C

V

R = 0-4KΩ

L

MUTE

VM

0 ohm when artificial

line is used

5H+5H

+

ARTIFICIAL

LINE

IL

+ LINE MIC

Rfeed = 400Ω+400Ω

C

I DC2

+

E= 48.5V

V2

600Ω

PBL 3852

VL

VDC2

I DC1

with external

components

See fig. 4

V1

VDC1

REC

V4

C = 1µF when artificial line is used

470µF when no artificial line

- LINE

Z Mic = 150Ω

V3

ZRec= 150Ω

Figure 2. Test set up without rectifier

bridge.

MUTE

VM

R = 0-4KΩ

L

5H+5H

Uz= 15-16V

IL

+ LINE

Rfeed = 400Ω+400Ω

+

+

1µF

V2

600Ω

E = 48.5V

V1

VL

MIC

I DC2

PBL 3854

VDC2

I DC1

with external

components

See fig. 4

VDC1

REC

V4

- LINE

ZMic = 150Ω

V3

ZRec= 150Ω

Figure 3. Test set up with rectifier bridge.

R22

C12

MIC

C13

R23

Mute

6

13

+

12

5

1

Ref. DC

supply

DC

supply

18

9

8 11 3

2

R3 R4

C4

DC1 DC2

PBL 3852

7

10

R9

R11

(+Line)

17

-

+

+

R24

REC

Ref.

15

16

14 4 +

C8

R18

++

C2 C3

R5

R12

R7

R13

C6

R15

R14

R17

R16

R19

+C

+

C9

C10 (-Line)

Figure 4. Reference figure with line length regulation. (Application for dynamic microphone)

R1 = -

R2 = -

R3 = 100Ω

R4 = 7.5k

R5 = 33k

R6 = -

R7 = 75Ω

R8 = -

R9 = 620Ω

R10 = -

R11 = 6.2k

R12 = 130Ω

R13 = 2.4k

R14 = 27k

R15 = 18k

R16 = 120k

R17 = 18k

R18 = 62k

R19 = 910Ω

R20 = -

R21 = -

R22 = 10k

R23 = 10k

R24 = 150Ω

C1 = -

C2 = 47µF

C3 = 47µF

C4 = 68nF

C5 = -

C6 = 100nF

C7 = -

C8 = 47nF

C9 = 47µF

C10 = 15nF

C11 = -

C12 = 0.15µF

C13 = 0.15µF

2

Share Link: