6N138 Optocoupler Dip-8
The 6N138 is a high-speed optocoupler designed for reliable signal isolation and switching. It features an infrared emitting diode coupled with an integrated high-gain photodetector and a Darlington output stage. This device is specifically engineered for TTL applications, offering a 300% minimum Current Transfer Ratio (CTR) with an LED current of just 1.6 mA.
Features
- High Current Transfer Ratio
- Low Input Current
- High Output Current
- High Isolation Voltage
- TTL Compatible Output
- High Common Mode Rejection
Specifications
| Parameter | Value | Conditions / Notes |
|---|---|---|
| Input Forward Current (Continuous) | 25 mA | Absolute Maximum Rating |
| Input Reverse Voltage | 5 V | Absolute Maximum Rating |
| Supply Voltage (VCC) | -0.5 V to 7 V | Absolute Maximum Rating |
| Output Current (IO) | 60 mA | Pin 6 |
| Output Power Dissipation | 100 mW | Absolute Maximum Rating |
| Operating Temperature | -55°C to +100°C | Ambient Temperature |
| Current Transfer Ratio (CTR) | 300% (Min) | IF = 1.6 mA, VO = 0.4 V |
| Propagation Delay (High to Low) | 2 μs (Min) – 10 μs (Max) | IF = 1.6 mA, RL = 2.2 kΩ |
| Isolation Resistance | ≥ 1012 Ω | VIO = 500 V, Tamb = 25°C |
Applications
- Microprocessor system interfaces.
- PLC (Programmable Logic Controller) and ATE (Automated Test Equipment) input/output isolation.
- TTL and CMOS voltage level translation.
- Digital control power supplies.
- Multiplexed data transmission.
Package Include
1x 6N138 Optocoupler Dip-8
