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www.clare.com
LCA125
DS-LCA125-R8
LCA125 is a 300V, 170mA, 20
1-Form-A relay. It fea-
tures enhanced peak load current capability with a 300V
peak load voltage. Current limiting version is available.
(“L” suffix)
Telecommunications
Telecom Switching
Tip/Ring Circuits
Modem Switching (Laptop, Notebook, Pocket Size)
Hookswitch
Dial Pulsing
Ground Start
Ringer Injection
Instrumentation
Multiplexers
Data Acquisition
Electronic Switching
I/O Subsystems
Meters (Watt-Hour, Water, Gas)
Medical Equipment-Patient/Equipment Isolation
Security
Aerospace
Industrial Controls
UL Recognized: File Number E76270
CSA Certified: File Number LR 43639-10
BSI Certified to:
BS EN 60950:1992 (BS7002:1992)
Certificate #: 7344
BS EN 41003:1993
Certificate #: 7344
Small 6 Pin DIP Package
Low Drive Power Requirements (TTL/CMOS
Compatible)
No Moving Parts
High Reliability
Arc-Free With No Snubbing Circuits
3750V
RMS
Input/Output Isolation
FCC Compatible
VDE Compatible
No EMI/RFI Generation
Machine Insertable, Wave Solderable
Surface Mount and Tape & Reel
Versions Available
Applications
Features
Description
Approvals
Single Pole OptoMOS
Relay
Ordering Information
Part #
LCA125
LCA125S
LCA125STR
Description
6 Pin DIP (50/Tube)
6 Pin Surface Mount (50/Tube)
6 Pin Surface Mount (1000/Reel)
LCA125
300
170
20
Units
V
mA
Load Voltage
Load Current
Max R
ON
Pin Configuration
CONTROL
LOAD
10ms
10%
10%
90%
+
+
T
ON
T
OFF
+
1
3
2
4
5
6
+ Control
–
Control
Do Not Use
Load
Do Not Use
Load
AC/DC Configuration
LCA125/LCA125L Pinout
1
3
2
4
5
6
+ Control
–
Control
Do Not Use
+ Load
–
Load
DC Only Configuration
LCA125/125L Pinout
Switching Characteristics of
Normally Open (Form A) Devices