PBL38814 View Datasheet(PDF) - Ericsson

Part Name

Description

MFG CO.

PBL38814

Voice - switched 2-channel Circuit with loudspeaker amplifier

Ericsson  

PBL 388 14

Maximum Ratings

Parameter

Speech switch supply current

Speaker amplifier supply current

Voltage pin 1-14

Operating temperature

Storage temperature

Symbol

ID

I+L

TAmb

TStg

Min

-0,5

-20

-55

Max

Unit

10

mA

130

mA

Vpin15+0.5 V

+70

°C

+125

°C

+

V Txout

R Txout

V+

ID

10 µF

+

+

100µF/16V

16 V+

4 Txout

7

Ref.

F2out

R F2 out

10 µF C Tx

+

I Txin

4.7 µF

+

V Txin

1 µF +

5 TxDetin PBL 388 14

3 F2out

+Tx

2

in

-Tx

1

in

8

N Det

TxDetout

6

CMP

9

Rx Detout

10

C TxDet +

0,1µF

CRxDet +

GND 17

Rxout 12

Rx Detin 11

F5out 13

+Rx in

14

-Rx in

CTR 15

24

R CTR

10 µF

+

VRxout

R Rxout

C Rx

10 µF

+

1 µF

+

I Rxin

F5out

R F5 out

+ 1 µF

VRxin

NDet

VNDet

I TxDet

V TxDet

I RxDet

VCMP

VRxDet

I CTR

VCTR

Figure 2. Test circuit. Reference figure No. 2.

Input

Vin 1 µF

23 LSPin

PBL 388 14

LL 20

LSP 19

VOL 21

GND

17

VA 22

GNDA 18

0.015 µ used only

with inductive load

I VOL

50Ω

Load

V out

100 µF

I+L + 16 V

+ VA

+

-

Figure 3. Test circuit. Reference figure No. 3.

2

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