High Isolation Voltage Photoelectric Coupler HENGTUO HT-817-D-F with Wide Operating Temperature Range
Product Overview
The HT-817X is a photoelectric coupler from Hengtuo Technology Co., LTD., designed with a light-emitting diode and phototransistor. It is available in a 4-pin package with options for wide-lead spacing and SMD. Key features include a high current transfer ratio (CTR MIN. 50%), high input-output isolation voltage (Viso = 5,000Vrms), and a wide operating temperature range of -55 to 110. The device is compliant with various safety approvals including UL 1577, VDE DIN EN60747-5-5, and CQC11-471543-2022, and is RoHS and MSL1 compliant. Applications include programmable controllers, switching power supplies, intelligent meters, and various home appliances such as air conditioners, fans, and water heaters.
Product Attributes
- Brand: Hengtuo Technology Co., LTD.
- Product Series: HT-817X
- Certifications: UL 1577, VDE DIN EN60747-5-5 (VDE 0884-5), CQC11-471543-2022
- Compliance: RoHS, MSL1
- Lead Frame Material Options: Iron (F), Copper (NONE)
- VDE Order Option: V
- Halogen Free Option: G
Technical Specifications
| Parameter | Symbol | Condition | Min. | Typ. | Max. | Unit |
|---|---|---|---|---|---|---|
| Maximum Ratings | ||||||
| Input Forward Current | IF | 50 | mA | |||
| Reverse Voltage | VR | 6 | V | |||
| Power Dissipation | P | 70 | mW | |||
| Peak Forward Current (100s pulse, 100Hz) | IFP | 1 | A | |||
| Thermal Resistance Junction-Ambient | RthJ-A | 325 | C/W | |||
| Thermal Resistance Junction-Case | RthJ-C | 200 | C/W | |||
| Output Collector - Emitter Voltage | VCEO | 80 | V | |||
| Emitter - Collector Voltage | VECO | 6 | V | |||
| Collector Current | IC | 50 | mA | |||
| Collector Power Dissipation | PC | 150 | mW | |||
| Operating temperature range | Top | -55 | 110 | C | ||
| Storage temperature range | Tstg | -55 | 125 | C | ||
| Total Power consumption | P(W) | 200 | mW | |||
| Isolation Voltage | VISO | AC for 1 minute, R.H.= 40 ~ 60% R.H. Pins 1, 2 shorted; Pins 3, 4 shorted. | 5000 | Vrms | ||
| Soldering Temperature | TSOL | For 10 seconds | 260 | C | ||
| Electronic Optical Characteristics | ||||||
| TA = 25C | ||||||
| Input Forward Voltage | VF | IF=20mA | 1.2 | 1.4 | V | |
| Reverse Current | IR | VR=4V | - | 10 | A | |
| Terminal Capacitance | Ct | V=0, f=1KHz | 30 | 250 | pF | |
| Output Collector Dark Current | ICEO | VCE=20V, IF=0 | - | 100 | nA | |
| Collector-Emitter Breakdown Voltage | BVCEO | IC=0.1mA, IF=0 | 80 | - | - | V |
| Emitter-Collector Breakdown Voltage | BVECO | IE=10A, IF=0 | 6 | - | - | V |
| Collector-Emitter Saturation Voltage | VCE(sat) | IF=20mA, IC=1mA | 0.1 | 0.2 | - | V |
| Isolation Resistance | Riso | DC500V, 40 ~ 60% R.H. | 51010 | 11011 | - | |
| Floating Capacitance | Cf | V=0, f=1MHz | 0.6 | 1 | pF | |
| Cut-off Frequency | fc | VCE=5V, IC=2mA RL=100,-3d B | 80 | - | - | kHz |
| Response Time (Rise) | tr | VCE=2V, IC=2mA RL=100 | 4 | 18 | - | s |
| Response Time (Fall) | tf | VCE=2V, IC=2mA RL=100 | 3 | 18 | - | s |
| Rank Table Of Current Transfer Ratio (CTR=IC/IF x 100%) | ||||||
| Rank Code | Symbol | Condition | Min | Max | ||
| NONE | CTR | IF=5mA, VCE=5V, Ta=25C | 50 | 600 | ||
| A | CTR | IF=5mA, VCE=5V, Ta=25C | 80 | 160 | ||
| B | CTR | IF=5mA, VCE=5V, Ta=25C | 130 | 260 | ||
| C | CTR | IF=5mA, VCE=5V, Ta=25C | 200 | 400 | ||
| D | CTR | IF=5mA, VCE=5V, Ta=25C | 300 | 600 | ||
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