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參數(shù)資料
| 型號： | MH88628 |
| 廠商： | Mitel Networks Corporation |
| 英文描述： | Central Office SLIC(用于中央辦公線卡的用戶線接口電路) |
| 中文描述： | 中央辦公室用戶接口（用于中央辦公線卡的用戶線接口電路） |
| 文件頁數(shù)： | 14/17頁 |
| 文件大?。?/td> | 91K |
| 代理商： | MH88628 |
2-214
MH88628
Preliminary Information
Figure 10 - Typical Protection Circuit
Table 5: Control Decode Table
Mode
Condition
SEL1
SEL:2
1
2
3
4
Normal Operation
Apply internal balanced ringing
Reverse TIP and RING
Enable Relay Driver
0
1
0
1
0
0
1
1
Table 6: Loop Current Setting
Loop
Current
Ref. Fig #
LCA Pin Connection
20
25
30
35
40
45
8a
8a
8a
8c
8b
8b
Connect 10k
from LCA to +5V
Connect 22k
from LCA to +5V
Connect 36k
from LCA to +5V
LCA open circuit
Connect 24k
to -5V
Connect 10k
from LCA to -5V
MH88628
R1
F1
F2
R2
T
R
PRO1
SUGGESTED COMPONENTS:
F1, F2 1A, 250VAC, SLO-BLOW LITTLEFUSE 230 2AG
R1, R2, 10
, 1000V, 1/2W RESISTOR (FLAME RATED)
PRO1 SOLID STATE TRANSIENT SUPPRESSOR, EG TISP2300L, P2703AB
F1, R1 AND F2, R2 MAY BE FUSIBLE RESISTORS OR PTCs
PRIMARY MDF
PROTECTION
HEAT COIL
GAS TUBE
HEAT COIL
SECONDARY PROTECTION
T
R
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| MH88631-2 | Central Office Interface (LS/GS) Preliminary Information |
| MH88631 | Central Office Interface (LS/GS) Preliminary Information |
| MH88631-1 | Central Office Interface (LS/GS) Preliminary Information |
| MH88632B | Central Office Interface Circuit(用于中央辦公電話線的接口電路（在音頻轉(zhuǎn)換設(shè)備和用戶線之間提供一個模擬和信號連接）) |
| MH88632B | Central Office Interface Circuit Preliminary Information |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MH88630 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Central Office Interface (LS/GS) Preliminary Information |
| MH88631 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Central Office Interface (LS/GS) Preliminary Information |
| MH88631-1 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Central Office Interface (LS/GS) Preliminary Information |
| MH88631-2 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Central Office Interface (LS/GS) Preliminary Information |
| MH88632 | 制造商:MITEL 制造商全稱:Mitel Networks Corporation 功能描述:Central Office Interface Circuit Preliminary Information |
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