LBA120
DUAL POLE OptoMOS® Relay
Description
LBA120
250
Units
V
mA
Ω
LBA120 is 250V, 170mA, 20Ω independent 1-Form-A and
1-Form-B relays. It features low on-resistance combined
with enhanced peak load current handling capabilities.
Current limiting version is available (“L” suffix, see speci-
fication for variations in performance).
Load Voltage
Load Current
Max RON
170
20
Features
• Small 8 Pin DIP Package
• Low Drive Power Requirements (TTL/CMOS
Compatible)
• No Moving Parts
Approvals
• UL Recognized: File Number E76270
• CSA Certified: File Number LR 43639-10
• BSI Certified to:
• BS EN 60950:1992 (BS7002:1992)
Certificate #: 7344
• High Reliability
• Arc-Free With No Snubbing Circuits
• 3750VRMS Input/Output Isolation
• FCC Compatible
• VDE Compatible
• BS EN 41003:1993
Certificate #: 7344
• No EMI/RFI Generation
• Machine Insertable, Wave Solderable
• Surface Mount and Tape & Reel
Versions Available
Ordering Information
Part #
LBA120
LBA120P
LBA120PTR
LBA120S
LBA120STR
Description
8 Pin DIP (50/Tube)
8 Pin Flatpack (50/Tube)
8 Pin Flatpack (1000/Reel)
8 Pin Surface Mount (50/Tube)
8 Pin Surface Mount (1000/Reel)
Applications
• Telecommunications
• Telecom Switching
• Tip/Ring Circuits
• Modem Switching (Laptop, Notebook, Pocket Size)
• Hookswitch
• Dial Pulsing
• Ground Start
• Ringer Injection
• Instrumentation
Pin Configuration
• Multiplexers
LBA120 Pinout
• Data Acquisition
• Electronic Switching
• I/O Subsystems
• Meters (Watt-Hour, Water, Gas)
• Medical Equipment-Patient/Equipment Isolation
• Security
AC/DC Configuration
1
8
+ Control - Normally Closed
Normally Closed Pole
Normally Open Pole
2
3
7
6
– Control - Normally Closed
+ Control - Normally Open
4
5
– Control - Normally Open
• Aerospace
• Industrial Controls
Switching Characteristics of
Normally Closed (Form B) Devices
Switching Characteristics of
Normally Open (Form A) Devices
10ms
10ms
CONTROL
CONTROL
90%
+
+
+
90%
90%
10%
10%
+
+
10%+
TOFF
LOAD
TON
TOFF
TON
DS-LBA120-R5
1
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