signal isolation device HENGTUO HT-354-BTP1 photoelectric coupler suitable for intelligent meters and home appliances
Product Overview
The HT-354X is a photoelectric coupler from Hengtuo Technology Co., LTD., designed for reliable signal isolation. This device comprises two light-emitting diodes and a phototransistor, housed in a 4-pin package with options for wide-lead spacing and SMD. It offers high input-output isolation voltage (3,750Vrms), a wide operating temperature range of -55 to 110, and is compliant with various safety approvals including UL 1577, VDE DIN EN60747-5-5, and CQC. The HT-354X is suitable for applications such as programmable controllers, switching power supplies, intelligent meters, and home appliances like air conditioners and water heaters.
Product Attributes
- Brand: Hengtuo Technology Co., LTD.
- Product Series: HT-354X
- Certifications: UL 1577, VDE DIN EN60747-5-5 (VDE 0884-5), CQC11-471543-2022
- Compliance: RoHS, MSL1
- Lead Frame Material Option: Copper (NONE)
Technical Specifications
| Parameter | Symbol | Value | Unit | Condition |
|---|---|---|---|---|
| Product Series | - | HT-354X | - | - |
| Current Transfer Ratio (CTR) | CTR | MIN. 20% | % | IF = 1mA, VCE = 5V |
| Input-Output Isolation Voltage | Viso | 3,750 | Vrms | AC for 1 minute, R.H.= 40 ~ 60% R.H. |
| Operating Temperature | Top | -55 ~ 110 | - | |
| Storage Temperature | Tstg | -55 ~ 125 | - | |
| Input Forward Current (Max) | IF | 50 | mA | - |
| Input Reverse Voltage (Max) | VR | 6 | V | - |
| Input Power Dissipation (Max) | PD | 70 | mW | - |
| Output Collector-Emitter Voltage (Max) | VCEO | 80 | V | - |
| Output Emitter-Collector Voltage (Max) | VECO | 7 | V | - |
| Output Collector Current (Max) | IC | 50 | mA | - |
| Output Collector Power Dissipation (Max) | PC | 150 | mW | - |
| Total Power Consumption (Max) | P(W) | 200 | mW | - |
| Soldering Temperature (Max) | TSOL | 260 | C | For 10 seconds |
| Input Forward Voltage (Typ.) | VF | 1.2 | V | IF=20mA |
| Input Reverse Current (Max) | IR | 10 | A | VR=4V |
| Terminal Capacitance (Typ.) | Ct | 30 | pF | V=0, f=1KHz |
| Output Collector Dark Current (Max) | 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 (Max) | VCE(sat) | 0.2 | V | IF=20mA, IC=1mA |
| Isolation Resistance (Min) | Riso | 51010 | DC500V, 40 ~ 60% R.H. | |
| Floating Capacitance (Typ.) | Cf | 0.6 | pF | V=0, f=1MHz |
| Cut-off Frequency (Typ.) | fc | 80 | kHz | VCE=5V, IC=2mA RL=100,-3d B |
| Response Time (Rise) (Max) | tr | 18 | s | VCE=2V, IC=2mA RL=100 |
| Response Time (Fall) (Max) | tf | 18 | s | VCE=2V, IC=2mA RL=100 |
| CTR Rank (NONE) Min | CTR | 20 | % | IF=1mA, VCE=5V, Ta=25C |
| CTR Rank (A) Min | CTR | 50 | % | IF=1mA, VCE=5V, Ta=25C |
| CTR Rank (B) Min | CTR | 100 | % | IF=1mA, VCE=5V, Ta=25C |
2411261516_HENGTUO-HT-354-BTP1_C34376195.pdf
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