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P0720SD Datasheet

  • P0720SD

  • solid state crowbar devices

  • 1854.74KB

  • 212頁(yè)

  • TECCOR

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High Speed Transmission Equipment
ISDN U-Interface
F1250T
Tip
P2600SC MC
Ring
TX
ISDN
Transceiver
RX
ISDN S/T Interface
F1250T
P0640SC MC
RX
ISDN
Transceiver
TX
F1250T
P0640SC MC
Power
Source
Power
Sink
Figure 3.12
ISDN Protection
Component Selection
The 鈥淪C MC鈥?/div>
SIDACtor
devices and F1250T
TeleLink
fuse were chosen because these
components meet GR 1089 surge immunity requirements without the use of additional
series resistance. An MC is chosen to reduce degradation of data rates. The P2600SC MC
voltage rating was selected to ensure coordination with MLT voltages that can approach
150 V rms. The voltage rating of the P0640SC MC was selected to ensure coordination with
varying signal voltages.
Pair Gain Circuit Protection
A digital pair gain system differs from an ISDN circuit in that ring detection, ring trip, ring
forward, and off-hook detection are carried within the 64 kbps bit stream for each channel
rather than using a separate D channel. The pair gain system also uses loop powering from
10 V up to 145 V with a typical maximum current of 75 mA. (Figure 3.13)
Central Office (CO)
Remote Terminal (RT)
building or pedestal
mounted
Remote
Terminal
VF
1
HF
HF
VF
2
Customer
Premises
(CP)
Switching
System
Line 1
MDF
Central Office
Terminal (COT)
VF
1
VF
2
POTS
Line 2
POTS
Line powered
DSL 2-Wire,
160 kbps
2B1Q
Figure 3.13
Pair Gain Overview
漏 2002 Teccor Electronics
SIDACtor
Data Book and Design Guide
3 - 11
http://www.teccor.com
+1 972-580-7777
Reference Designs

P0720SD 產(chǎn)品屬性

  • 1,000

  • 過電壓,電流,溫度裝置

  • TVS - 晶閘管

  • SIDACtor®D

  • 88V

  • 65V

  • 4V

  • 1000A(1kA)

  • 200A

  • 50mA

  • 1

  • 150pF

  • DO-214AA,SMB

  • 散裝

P0720SD相關(guān)型號(hào)PDF文件下載

  • 型號(hào)
    版本
    描述
    廠商
    下載
  • 英文版
    solid state crowbar devices
    TECCOR
  • 英文版
    solid state crowbar devices
    TECCOR [Te...
  • 英文版
    SIDACtor Device
    TECCOR
  • 英文版
    solid state crowbar devices
    TECCOR [Te...
  • 英文版
    SIDACtor Device
    TECCOR [Te...
  • 英文版
    solid state crowbar devices
    TECCOR
  • 英文版
    solid state crowbar devices
    TECCOR [Te...
  • 英文版
    solid state crowbar devices
    TECCOR [Te...
  • 英文版
    solid state crowbar devices
    TECCOR [Te...
  • 英文版
    solid state crowbar devices
    TECCOR
  • 英文版
    solid state crowbar devices
    TECCOR [Te...
  • 英文版
    solid state crowbar devices
    TECCOR [Te...
  • 英文版
    SIDAC|88V V(BO) MAX|800MA I(S)|TO-92VAR
    ETC
  • 英文版
    SIDAC|88V V(BO) MAX|800MA I(S)|TO-92VAR
    ETC
  • 英文版
    SIDAC|88V V(BO) MAX|800MA I(S)|TO-92VAR
    ETC
  • 英文版
    SIDACtor Device
    TECCOR
  • 英文版
    DO-214AA Package Symbolization
    LITTELFUSE
  • 英文版
    THYRISTOR SURGE SUPPRESSORS TSS P0080SA - P5000SA Symbol I ...
    SUNMATE/森美特
  • 英文版
    SIDACtor Device
    TECCOR [Te...
  • 英文版
    DO-214AA Package Symbolization
    LITTELFUSE ...

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