COTO CS331

®
CT331/CS331
CotoMOS CT331/CS331
The CT331 and CS331 feature current switching capability to 110mA with a low on
resistance of 24Ω Maximum. Designed for Security, Measurement and Instrumentation applications the CotoMOS® relay is capable of handling 350V load conditions.
If your requirements are different please contact your Coto Applications Engineer for
assistance through www.cotorelay.com.
CT331/CS331 Features
u Contact Form: 2a
u Load Voltage: 350V Maximum
u Operation LED Current: 3.0mA Maximum
u Load Current: 110mA Maximum
u On-Resistance: 24Ω Maximum
u Low Off-State Leakage Current: 1.0μA Maximum
u I/O Breakdown Voltage: 1500Vrms Minimum
u Suffix -H for I/O Breakdown Voltage: 5000Vrms Minimum
DIMENSIONS
in Inches (Millimeters)
CT331
CS331
0.398(10.1)Max.
0.398(10.1)Max.
0.047(1.2)
IDENTIFIES PIN #1
0.020(0.5)
0.010(0.25)
0.100(2.54)
IDENTIFIES PIN #1
0.051(1.3)
0.406(10.3)Max.
0.252(6.4)
0.010(0.25)
0.376(9.54)Max.
0.252(6.4)
0.310(7.87)Max.
0.047(1.2)
0.134(3.4)
0.004(0.1)
0.154(3.9)Max.
0.020(0.5)
0.162(4.1)
0.020(0.5)
0.300(7.62)
.118(3.0)
0.100(2.54)
0.300(7.62)
TERMINAL IDENTIFICATION
8 7 6 5
1 2 3 4
(+) (-) (+) (-)
1,3: Anode (LED)
2,4: Cathode (LED)
54 | page
5,6,7,8: Drain
(MOSFET)
tel: (401) 943.2686
|
fax: (401) 942.0920
CT331/CS331 MAXIMUM RATINGS (Ambient Temperature: 25ºC)
Parameters
INPUT SPECIFICATIONS
Symbol
Units
Value
Continuous LED Current
IF
mA
50mA
Peak LED Current
IFP
mA
500mA
LED Reverse Voltage
VR
V
5V
Input Power Dissipation
Pin
mW
75mW
Load Voltage
VL
V
350V (AC peak or DC)
Load Current
IL
A
110mA
OUTPUT SPECIFICATIONS
Peak Load Current
IPeak
A
0.6A
Output Power Dissipation
POut
mW
600mW
Total Power Dissipation
PT
mW
650mW
I/O Breakdown Voltage
VI/O
V
1500Vrms
Operating Temperature
TOpr
-40ºC ~ +85ºC
Storage Temperature
TStg
-40ºC ~ +100ºC
RELAY SPECIFICATIONS
CT331/CS331 ELECTRICAL SPECIFICATIONS (Ambient Temperature: 25ºC)
Parameters
INPUT
LED Forward Voltage
Symbol
Test Conditions
Units
Min
VF
IF=10mA
V
1.0
Operation LED Current
IF On
mA
Recovery LED Voltage
VF Off
V
Typ
Max
1.5
0.9
3.0
17
24
0.5
OUTPUT
On-Resistance Drain to Drain
ROn
IF=5mA, IL=Rating
Time to flow is within 1 sec.
Ω
Off-State Leakage Current
ILeak
VL=350V
μA
Output Capacitance
COut
VL=0V, f=1MHz
pF
115
ms
0.2
1.0
ms
0.05
1.0
1.0
TRANSMISSION
Turn-On Time
TOn
Turn-Off Time
TOff
IF=10mA, IL=Rating
COUPLED
I/O Insulation Resistance
RI/O
I/O Capacitance
CI/O
Ω
f=1MHz
pF
109
1.3
Environmental Ratings:
Operating Temp: -40°C to +85° C; Storage Temp: –40 to +100 C.
All electrical parameters measured at 25° C unless otherwise specified.
For most recent data visit www.cotorelay.com
COTO TECHNOLOGY, INC.
page | 55