®
MH80626C
Battery Feed/Protection SIP
Preliminary Information
Features
•
•
•
•
2 x high power, high voltage, thick film surge
protection resistors
2 x high accuracy, high stability matched
battery feed resistors
2 replaceable 2AG fuses in surface-mounted
fuse clips
Used with the MH89626C for a complete OPS
line interface
MH80626C
ISSUE 2
April 1995
Ordering Information
20 Pin SIL Package
0°C to 70°C
Description
The MH80626C hybrid SIP provides a protection
circuit consisting of two 2AG size fuses in surface-
mounted fuse clips and two high voltage, high power
5.5Ω surge resistors.
The MH80626C also provides two high stability, high
power 50Ω feed resistor matched to 0.1%.
The SIP provides full secondary protection for the
MH89626C Off-Premise SLIC, allowing conformance
to the requirements of various international safety
and performance standards.
Applications
•
Battery feed and secondary protection for Off-
Premise SLICS
TCOM
F1
TIN
R1
R3
TF
T
R5
RF2
RF1
R
F2
RIN
R2
R4
RF
RCOM
Figure 1 - Functional Block Diagram
2-7
MITEL [ MITEL NETWORKS CORPORATION ]
