Hutton Close, Crowther Ind Est, Washington, Tyne & Wear NE38 0AH, England
Email: enquiry@isocomoptocouplers.com - Tel: +44 (0)191 4166546 - Fax: +44 (0)191 4155055
Hutton Close, Crowther Ind Est, Washington, Tyne & Wear NE38 0AH, England
Email: enquiry@isocomoptocouplers.com
- Tel: +44 (0)191 4166546 - Fax: +44 (0)191 4155055
Circuit
Features
Absolute Maximum Ratings
Electrical
Characteristics
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| OPTOCOUPLER | CIRCUIT |
| IS814 |  |
| IS824 |  |
| IS844 |  |
AC or Polarity Insensitive Input
Current Transfer Ratio Min 20% @ If= ±1
mA, Vce = 5 V
High Isolation Voltage between Input and Output: Viso = 5000
Vrms
Compact Dual-In-Line Package
UL Recognised
Surface Mount Option Available
Programmable Controllers, Telephone Sets, Telephone Exchangers, Systems Appliances, Signal Transmission between Circuits of Different Potentials and Impedances.
Absolute Maximum Ratings (Ta=25°C) | |
| Storage Temperature: Operating Temperature: Lead Soldering Temperature: Isolation Voltage: |
-55°C to +125°C -30°C to +100°C 260°C (for 10s) 5000 Vrms (RH=40~60%, AC for 1 minute) |
Input Diode | |
| Forward Current: Forward Current Peak: Power Dissipation: |
±50mA ±1A (Pulse Width <=100µs, Duty Ratio=0.001) 70mW |
Output Transistor | |
| Collector-Emitter Voltage: Emitter-Collector Voltage: Collector Current: Collector Power Dissipation: |
35V 6V 50mA 150mW |
Package | |
| Total Power Dissipation: | 200mW |
| INPUT | PARAMETER | CONDITIONS | MIN | TYP | MAX | UNIT |
| VF | Forward Voltage | IF=±20mA | 1.2 | 1.4 | V | |
| VFM | Peak Forward Voltage | IFM=±0.5A | 3.0 | V | ||
| CT | Terminal Capacitance | V=0, f=1kHz | 30 | 250 | pF | |
| OUTPUT | PARAMETER | CONDITIONS | MIN | TYP | MAX | UNIT |
| ICEO | Collector Dark Current | VCE=20V, IF=0 | 100 | nA | ||
| TRANSFER | ||||||
| CTR | Current Transfer Ratio | VCE=5V, IF=±1mA | 20 | 300 | % | |
| VCE(SAT) | Collector-Emitter Saturation Voltage | IF=±20mA, IC=1mA | 0.1 | 0.2 | V | |
| RISO | Isolation Resistance | 500Vdc, RH=40~60% | 50 | 100 | Gohm | |
| CF | Floating Capacitance | V=0, f=1MHz | 0.6 | 1.0 | pF | |
| FC | Cut-Off Frequency | VCE=5V, IC=2mA, RL=100ohm | 15 | 80 | kHz | |
| TR | Response Time (Rise) | VCE=2V, IC=2mA, RL=100ohm | 4 | 18 | µs | |
| TF | Response Time (Fall) | 3 | µs | |||
Isocom takes great effort to ensure accurate data, but regrettably cannot be held liable for any error on its website. Visit File Lists to confirm old printouts are up-to-date.