ISOCOM COMPONENTS IS281GB ( Compact Range ) DESCRIPTION The IS281 is an optically coupled isolator consisting of an infrared light emitting diode and an NPN silicon photo transistor. It belongs to Isocom's Compact range of opto-couplers. It has been specially selected to give a higher guaranteed CTR FEATURES * * * * * * Low profile package ( half pitch ) AC Isolation test voltage 3750VRMS Low coupling capacitance typically 0.3pF CTR > 100% Wide temperature range Lead free APPLICATIONS * * * * Power Supply Feedback Voltage/Current Industrial system controllers Measuring instruments Signal transmission between systems of different potentials and impedance ORDER INFORMATION * Available in Tape and Reel with 3000 pieces per reel MARKING INFORMATION Please note that the device will be marked with the generic part number "THP1" the date code will also be marked on the device. ABSOLUTE MAXIMUM RATINGS Input Diode Forward Current Reverse Voltage Power dissipation 60mA 6V 100mW Output Transistor Collector to Emitter Voltage Emitter to Collector Voltage Collector Current Power Dissipation 70V 7V 50mA 100mW Total Package Isolation test Voltage Operating Temperature Storage Temperature ISOCOM COMPONENTS 2004 LTD Unit 25B, Park View Road West, Park View Industrial Estate Hartlepool, Cleveland, TS25 1UD, United Kingdom Tel: +44 (0)1429 863 609 Fax : +44 (0)1429 863 581 e-mail: sales@isocom.co.uk http://www.isocom.com 1 31/05/2007 3750VRMS -40 to 100 C -40 to 100 C ISOCOM COMPONENTS ASIA LTD Hong Kong Office, 1712-1713 Laurels Industrial Centre, 32 Tai Yau Street, San Po Kong, Kowloon, Hong Kong. Tel: +852 2995 9217 Fax : +852 8161 6292 e-mail sales@isocom.com.hk DC93103 ISOCOM COMPONENTS IS281GB ( Compact Range ) ELECTRICAL CHARACTERISTICS Ambient Temperature = 25C unless otherwise specified INPUT Parameter Symbol Test Condition Min Typ. Max Unit Forward Voltage VF IF = 50mA 1.25 1.25 V Reverse Leakage IR VR = 6V 10 A Junction Capacitance Cj VR = 0V, f = 1 MHz Symbol Test Condition Min Collector--Emitter breakdown Voltage BVCEO IC = 100A 70 V Emitter--Collector breakdown Voltage BVECO IE = 100A 7 V ICEO VCE = 20V, IF = 0mA Symbol Test Condition Min Current transfer ratio CTR IF = 5mA, VCE = 5V 100 Collector--Emitter saturation Voltage VCEsat IF = 10mA, IC = 1mA Input to output isolation Voltage VISO See note 1 Output rise time tr VS =5V,Ic = 2mA, Rl = 100? 3.0 S Output fall time tf VS = 5V,Ic = 2mA, Rl = 100? 3.0 S Cut off frequency fc IF = 10mA, VCE = 5V, RL = 100? 100 kHz Coupling Capacitance Ck f = 1 MHz 0.3 pF 50 pF OUTPUT Parameter Collector dark Current Typ. Max Unit 100 nA Max Unit 600 % 0.3 V COUPLED Parameter Note 1 2 31/05/2007 Typ. 3750 VRMS Measured with input leads shorted together and output leads shorted together DC93103 ISOCOM COMPONENTS IS281GB( Compact Range ) 3 31/05/2007 DC93103 ISOCOM COMPONENTS IS281GB ( Compact Range ) 4 31/05/2007 DC93103