LUCL9500AGF-D datasheet(27/32 Pages) AGERE

27 / 32 page

Preliminary Data Sheet

September 2001

High-Voltage Ringing SLIC for VoIP Applications

L9500A

Agere Systems Inc.

ac Applications (continued)

Design Examples (continued)

Table 21. Parts List L9500; Agere L9500 and

Broadcom BCM3352 (per Broadcom BCM93552SV Application

Board—SLIC Daughter Boad Components); Fully Programmable

Name

Value

Tolerance

Rating

Function

Fault Protection

RPT

Ω

Fusible or PTC Protection resistor.

RPR

Ω

Fusible or PTC Protection resistor.

Protector

Agere L7591

—

Secondary protection.

Power Supply

CBAT1

0.1

µF

20%

100 V

VBAT filter capacitor.

CBAT2

0.1

µF

20%

50 V

VBAT filter capacitor. |VBAT2| < |VBAT1|.

DBAT1

1N4004

—

Reverse current.

CCC

0.47

µF

20%

10 V

Ceramic bypass capacitor.

Ferrite

Bead

600

Ω, Murata®

BLM11A601SPB

—

Filtering.

CF1

0.22

µF

20%

100 V

Filter capacitor.

CF2

0.1

µF

20%

100 V

Filter capacitor.

Ring Trip

CRT

0.1

µF

20%

10 V

Ring trip filter capacitor.

RRT

383 k

Ω

1/16 W

Ring trip filter resistor.

ac Interface

RGX

4750

Ω

1/16 W

Sets T/R to VITR transconductance.

CTX

0.47

µF

20%

10 V

ac/dc separation.

CC1

0.1

µF

20%

10 V

dc blocking capacitor.

78.7 k

Ω

1/16 W

ac interface.

174 k

Ω

1/16 W

ac interface.

88.7 k

Ω

1/16 W

ac interface.

54.9 k

Ω

1/16 W

ac interface.

88.7 k

Ω

1/16 W

ac interface.

RDET

10 k

Ω

1/16 W

Control.

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