Wide Operating Temperature Range Photoelectric Coupler HENGTUO HT-3H4-BTP1 for Industrial Applications
Product Overview
The HT-3H4X is a photoelectric coupler from Hengtuo Technology Co., LTD., featuring a robust design with two light-emitting diodes and a phototransistor. Packaged in a 4-pin configuration with options for wide-lead spacing and SMD, this device offers high input-output isolation voltage (3,750Vrms) and a wide operating temperature range of -55 to 110. It is suitable for applications in programmable controllers, switching power supplies, intelligent meters, and various home appliances like air conditioners and water heaters. The HT-3H4X is recognized for its high Current Transfer Ratio (CTR) and holds multiple safety approvals, including UL 1577 and VDE DIN EN60747-5-5.
Product Attributes
- Brand: Hengtuo Technology Co., LTD.
- Product Series: HT-3H4X
- Certifications: UL 1577, VDE DIN EN60747-5-5 (VDE 0884-5), CQC11-471543-2022
- Material Compliance: RoHS, Halogen Free (G)
- Moisture Sensitivity Level: MSL1
Technical Specifications
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Condition |
|---|---|---|---|---|---|---|
| Input Forward Voltage | VF | - | 1.2 | 1.4 | V | IF=20mA |
| Reverse Current | IR | - | - | 10 | A | VR=4V |
| Terminal Capacitance | Ct | - | 30 | 250 | pF | V=0, f=1KHz |
| Collector Dark Current | ICEO | - | - | 100 | nA | VCE=20V, IF=0 |
| Collector-Emitter Breakdown Voltage | BVCEO | 80 | - | - | V | IC=0.1mA, IF=0 |
| Emitter-Collector Breakdown Voltage | BVECO | 7 | - | - | V | IE=10A, IF=0 |
| Collector-Emitter Saturation Voltage | VCE(sat) | 0.1 | 0.2 | V | IF=20mA, IC=1mA | |
| Isolation Resistance | Riso | 51010 | 11011 | - | DC500V, 40 ~ 60% R.H. | |
| Floating Capacitance | Cf | 0.6 | 1 | pF | V=0, f=1MHz | |
| Cut-off Frequency | fc | 80 | - | kHz | VCE=5V, IC=2mA RL=100,-3d B | |
| Response Time (Rise) | tr | 4 | 18 | s | VCE=2V, IC=2mA RL=100 | |
| Response Time (Fall) | tf | 3 | 18 | s | VCE=2V, IC=2mA RL=100 | |
| CTR Rank (Min CTR) | (CTR=IC/IF x 100%) | 20% | 300% | IF=1mA, VCE=5V, Ta=25C | ||
| CTR Rank A | 50% | 150% | ||||
| CTR Rank B | 100% | 300% | ||||
| Input Forward Current (Max) | IF | - | - | 50 | mA | |
| Reverse Voltage (Max) | VR | - | - | 6 | V | |
| Power Dissipation (Input, Max) | PD | - | - | 70 | mW | |
| Collector Current (Max) | IC | - | - | 50 | mA | |
| Collector Power Dissipation (Max) | PC | - | - | 150 | mW | |
| Operating Temperature Range | Top | -55 | 110 | C | ||
| Storage Temperature Range | Tstg | -55 | 125 | C | ||
| Total Power Consumption (Max) | P(W) | - | - | 200 | mW | |
| Isolation Voltage (AC for 1 minute) | VISO | 3750 | - | - | Vrms | R.H.= 40 ~ 60% |
| Soldering Temperature (10 seconds) | TSOL | - | - | 260 | C |
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.