Four Infrared LEDs and Phototransistor Detector Photo Coupler Orient OR-3H7-4GB-TA1-G GK for Measuring Instruments
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Product Description
Product Overview
The OR-3H7-4 is a photo coupler featuring four infrared LEDs and four phototransistor detectors encapsulated in a 16-pin SOP package. It offers high input-output isolation voltage (3,750Vrms), a collector-emitter voltage of 80V, and operates within a wide temperature range of -55 to 125. This device is compliant with RoHS and REACH standards and is suitable for applications requiring high-density installation on mixed PCB substrates, programmable controllers, system apparatus, and measuring instruments.
Product Attributes
- Brand: ORIENT
- Origin: Shenzhen, China
- Certifications: RoHS, REACH, VDE (optional), Halogen Free (optional)
- Material: Sb2O3-free, Halogen-free (optional)
Technical Specifications
| Parameter | Symbol | Min | Typ. | Max | Unit | Condition |
| Input Characteristics | ||||||
| Forward Voltage | VF | 1.2 | 1.4 | V | IF=20mA | |
| Reverse Current | IR | 5 | A | VR=5V | ||
| Terminal Capacitance | Ct | 30 | 250 | pF | V=0, f=1KHz | |
| Output Characteristics | ||||||
| Collector Dark Current | ICEO | 100 | nA | VCE=20V, IF=0mA | ||
| Collector-Emitter Breakdown Voltage | BVCEO | 80 | V | IC=0.1mA, IF=0mA | ||
| Emitter-Collector Breakdown Voltage | BVECO | 7 | V | IE=0.1mA, IF=0mA | ||
| Transforming Characteristics | ||||||
| Current Transfer Ratio | CTR | 50 | 600 | % | IF=5mA, VCE=5V | |
| Collector Current | IC | 2.5 | 30 | mA | ||
| Collector-Emitter Saturation Voltage | VCE(sat) | 0.4 | V | IF=8mA, IC=2.4mA | ||
| Insulation Impedance | Riso | 51010 | 11011 | DC 500V, 40~60%R.H. | ||
| Floating Capacitance | Cf | 0.6 | 1 | pF | V=0, f=1MHz | |
| Response Time | tr | 2 | 18 | s | VCE=5V, IC=2mA, RL=100, f=100Hz | |
| Descend Time | tf | 3 | 18 | s | ||
| Max Absolute Rated Value | ||||||
| Forward Current | IF | 50 | mA | Normal Temperature=25 | ||
| Peak forward current(t=10us) | IFM | 1 | A | |||
| Reverse Voltage | VR | 6 | V | |||
| Power Dissipation (Input) | P | 70 | mW | |||
| Junction Temperature (Input) | Tj | 125 | ||||
| Collector and emitter Voltage | VCEO | 80 | V | |||
| Emitter and collector Voltage | VECO | 7 | ||||
| Collector Current | IC | 50 | mA | |||
| Power Dissipation (Output) | PC | 100 | mW | |||
| Junction Temperature (Output) | Tj | 125 | ||||
| Total Power Dissipation | Ptot | 170 | mW | |||
| Insulation Voltage | Viso | 3750 | Vrms | AC For 1 Minute, R.H. = 40 ~ 60% | ||
| Rated Impulse Insulation Voltage | VIORM | 630 | V | |||
| Operating Temperature | Topr | -55 | 125 | |||
| Storage Temperature | Tstg | -55 | 150 | |||
| Soldering Temperature | Tsol | 260 | 10 seconds | |||
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Company
Beijing Silk Road Enterprise Management Services Co., Ltd.
Location
16 Floor, Unit B, Jiatai International Mansion, No 41, Dongsihuan Zhong Road, Chaoyang District, Beijing
Contact Person
Sellina