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IS900 [ISOCOM]

MICROPROCESSOR COMPATIBLE SCHMITT TRIGGER OPTICALLY COUPLED ISOLATOR; 微处理器兼容施密特触发器光耦合隔离器
IS900
型号： IS900
厂家： ISOCOM COMPONENTS    ISOCOM COMPONENTS
描述：

MICROPROCESSOR COMPATIBLE SCHMITT TRIGGER OPTICALLY COUPLED ISOLATOR
微处理器兼容施密特触发器光耦合隔离器

触发器 传感器 换能器 微处理器
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IS900  
MICROPROCESSOR COMPATIBLE  
SCHMITT TRIGGER OPTICALLY  
COUPLED ISOLATOR  
APPROVALS  
Dimensions in mm  
2.54 ±0.25  
6.5 ±0.3  
l
ULrecognised,FileNo.E91231  
1
2
6 VCC  
DESCRIPTION  
5
GROUND  
The IS900 optically coupled isolator consists of a  
Gallium Arsenide infrared emitting diode and a  
Microprocessor Compatible Schmitt trigger output  
mounted in a standard 6 pin dual in line package.  
VO  
3
4
1.2 ±0.3  
7.12 ±0.3  
7.62 ±0.3  
0.26 ±0.1  
3.5 ±0.5  
0.5typ  
FEATURES  
13°  
l
Options :-  
Max  
2.9 ±0.5  
0.5 ±0.1  
10mm lead spread - add G after part no.  
Surface mount - add SM after part no.  
Tape&reel - add SMT&R after part no.  
High data rate, 1MHz typical (NRZ)  
Microprocessor compatible drive  
Logic compatible output sinks 16  
milliamperes at 0.4 volts maximum  
HighIsolationVoltage(5.3kVRMS ,7.5kVPK)  
High common mode rejection ratio  
Fast switching : t rise, t fall = 100nS typical  
Wide supply voltage capability, compatible  
with all popular logic systems  
3.25 ±0.5  
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l
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ABSOLUTEMAXIMUMRATINGS  
(25°C unless otherwise specified)  
Storage Temperature  
-40°Cto+125°C  
-25°Cto+85°C  
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l
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OperatingTemperature  
Lead Soldering Temperature  
(1/16inch(1.6mm)fromcasefor10secs) 260°C  
INPUTDIODE  
l
Guaranteed On / Off threshold hysteresis  
ForwardCurrent,IF  
Peak forward current  
(Pulse width ≤ 100uS, Duty ratio=0.001) 1A  
ReverseVoltage,VR  
Power Dissipation  
50mA  
APPLICATIONS  
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Logic to logic isolator  
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Line receiver-eliminates noise and  
transient problems  
6V  
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Programmable current level sensor  
AC to TTL conversion - square wave shaping  
Digital programming of power supplies  
Interfaces computers with peripherals  
(derate linearly 1.41mW / °C above 25°C)  
70mW  
OUTPUTDETECTOR  
Output Voltage, Vcc  
16V  
SupplyVoltage, VOH  
Output current, IOL  
Power Dissipation  
16V  
50mA  
OPTION G  
OPTION SM  
SURFACE MOUNT  
7.62  
(derate linearly 2mW / °C above 25°C)  
150mW  
POWERDISSIPATION  
0.6  
0.1  
1.25  
0.75  
0.26  
Total Power Dissipation  
(derate linearly 2.94mW/ °C above 25°C)  
10.46  
9.86  
10.16  
170mW  
ISOCOM COMPONENTS LTD  
Unit 25B, Park View Road West,  
Park View Industrial Estate, Brenda Road  
Hartlepool, Cleveland, TS25 1YD  
Tel: (01429) 863609 Fax :(01429) 863581  
5/3/03  
DB92175-AAS/A1  
ELECTRICAL CHARACTERISTICS ( TA= 25°C Unless otherwise noted )  
PARAMETER  
MIN TYP MAX UNITS  
TEST CONDITION  
Input  
ForwardVoltage(VF)  
ForwardVoltage(VF)  
Reverse Current (IR )  
ReverseBreakdownVoltage(VR)  
0.7  
1.0  
1.1  
V
V
µA  
V
IF =0.3mA  
IF =4mA  
VR =3V  
1.4  
10  
3.0  
3
IR =10µA  
Output  
Operating Voltage Range (VCC  
Supply Current I6 (off )  
)
15  
5
V
mA  
IF =0mA,VCC=5V  
IF=0mA,VCC=VO=15V  
Output Current High ( IOH  
)
100 µA  
Coupled Supply Current I6 (on )  
Output Voltage, Low (VOL  
5
0.4  
mA  
V
IF =4mA,VCC=5V  
IOL=16mA,IF =4mA,  
VCC=5V  
)
Turn-on Threshold Current IF (on )  
1.1  
2.0  
4.0  
mA  
mA  
mA  
RL=280Ω,VCC=5V,  
TA =25°C  
RL=280Ω,VCC=5V  
Turn-off Threshold Current IF (off )  
Hysteresis Ratio I (off ) / IF (on )  
Input to Output IsFolation Voltage VIS0  
0.3  
0.5  
5300  
7500  
RL=270Ω,VCC=5V  
0.9  
VRMS  
VPK  
µs  
µs  
µs  
See note 1  
See note 1  
TA =25°C  
VCC=5V  
IF =4mA  
RL=280Ω  
HightoLow(tPHL)  
FallTime(tf)  
LowtoHigh(tPLH)  
RiseTime(tr)  
1
2
3
0.5  
6
0.5  
µs  
Note 1  
Note 2  
Measured with input leads shorted together and output leads shorted together.  
Special Selections are available on request. Please consult the factory.  
SWITCHING CHARACTERISTICS  
I6  
5V  
50%  
47Ω  
VIN  
6
tPHL  
tPLH  
270Ω  
VIN  
4
VO  
VO  
VOH  
90%  
tr = tf = 0.01µ sec  
Z = 50Ω  
0.1µF  
5
1.5V  
10%  
tr  
VO  
tf  
SWITCHINGTESTCIRCUIT  
5/3/03  
DB92175-AAS/A1  
Transfer Characteristics  
On Voltage vs. Load Current  
6
5
4
1.0  
0.5  
VOH  
0.2  
IF (off )  
IF (on)  
3
2
0.1  
RL= 270Ω  
VCC = 5V  
TA = 25°C  
0.05  
VCC = 5V  
1
TA = 25°C  
0.02  
0
VOL  
0
1
2
5
10  
20  
50  
0
1
2
Load current IO (mA)  
Input current IF (mA)  
Threshold Current vs. Supply Voltage  
Turn-on threshold  
Forward Voltage vs. Forward Current  
100  
50  
1.4  
1.2  
20  
1.0  
0.8  
100°C  
-55°C  
10  
5
Turn-off threshold  
25°C  
0.6  
0.4  
2
1.0  
0.5  
IF Normalized  
to IF (on) at  
VCC = 5V  
0.2  
0
TA = 25°C  
0.2  
0
0
0.5  
1
1.5  
2
2.5  
3
0
2
4
6
8
10 12 14 16  
Forward voltage VF ( V )  
Supply voltage VCC ( V )  
Threshold Current vs. Ambient Temperature  
Supply Current vs. Supply Voltage  
TA = 25°C  
1.8  
1.6  
1.4  
1.2  
1.0  
0.8  
6
4
IF = 5mA  
Normalized to  
VCC = 5V  
TA = 25°C  
0.6  
0.4  
2
0
IF = 0mA  
0.2  
0
0
2
4
6
8
10 12 14 16  
-55 -25  
0
25 50 75 100  
Supply voltage VCC ( V )  
Ambient temperature TA ( °C )  
DB92175-AAS/A1  
5/3/03  

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