LCB110
350V, 120mA Single-Pole,
Normally Closed Relay
INTEGRATED
CIRCUITS
DIVISION
Description
Parameter
Blocking Voltage
Load Current
Ratings
350
Units
The LCB110 is a single-pole, normally closed
(1-Form-B) relay that uses optically coupled MOSFET
technology to provide 3750Vrms of input to output
isolation.
VP
mArms / mADC
120
On-Resistance (max)
35
Its optically coupled outputs, which use the patented
OptoMOS architecture, are controlled by a highly
efficient infrared LED.
Features
• 3750Vrms Input/Output Isolation
• Low Drive Power Requirements
• FCC Compatible
The LCB110 has low on-resistance and is well suited
for most applications requiring a normally closed relay.
• VDE Compatible
• No EMI/RFI Generation
• Small 6-Pin Package
• Surface Mount Tape & Reel Version Available
Approvals
• UL Recognized Component: File # E76270
• CSA Certified Component: Certificate # 1175739
• TUV EN 62368-1: Certificate # B 082667 0008
Applications
• Telecommunications
• Telecom Switching
• Tip/Ring Circuits
• Modem Switching (Laptop, Notebook, Pocket Size)
• Hook Switch
• Dial Pulsing
• Ground Start
• Ringing Injection
Ordering Information
Part #
LCB110
Description
6-Pin DIP (50/Tube)
LCB110S
LCB110STR
6-Pin Surface Mount (50/Tube)
6-Pin Surface Mount (1000/Reel)
* For other packaging options consult factory.
• Instrumentation
• Multiplexers
• Data Acquisition
Pin Configuration
AC/DC Configuration
• Electronic Switching
• I/O Subsystems
• Meters (Watt-Hour, Water, Gas)
• Medical Equipment-Patient/Equipment Isolation
• Security
1
2
3
6
5
4
+ Control
– Control
N/C
Load
Do Not Use
Load
• Industrial Controls
DC Only Configuration
1
2
3
6
5
4
+ Control
– Control
N/C
+ Load
– Load
Switching Characteristics
of Normally Closed Devices
Form-B
IF
ILOAD
90%
t
10%
t
off
on
DS-LCB110-R10
1
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