Photo Coupler HENGTUO PC 3H7 CTP1 Featuring LED and Phototransistor for Home Appliance Applications
Key Attributes
Model Number:
PC-3H7-CTP1
Product Custom Attributes
Fall Time:
3us
Output Current:
50mA
Rise Time:
4us
Vce Saturation(VCE(sat)):
100mV@1mA,20mA
Operating Temperature:
-55℃~+110℃
Load Voltage:
80V
Reverse Voltage:
6V
Current Transfer Ratio:
50%;600%
Forward Current(If):
50mA
Pd - Power Dissipation:
200mW
Number Of Channels:
-
Load Type:
Phototransistor
Input Type:
DC
Isolation Voltage(Vrms):
3.75kV
Mfr. Part #:
PC-3H7-CTP1
Package:
SSOP-4
Product Description
Product Overview
The PC-3H7X is a photoelectric coupler featuring a light-emitting diode and phototransistor housed in a 4-pin package. It offers a high input-output isolation voltage of 3,750Vrms and a minimum current transfer ratio (CTR) of 50% at IF = 5mA, VCE = 5V. With an operating temperature range of -55 to 110, it is suitable for applications such as programmable controllers, switching power supplies, intelligent meters, and various home appliances including air conditioners, fans, and water heaters. The product adheres to RoHS and MSL1 standards and holds multiple safety approvals.
Product Attributes
- Brand: PC Series
- Product Type: Photo Coupler
- Model: PC-3H7X
- Certifications: UL 1577, VDE DIN EN60747-5-5 (VDE 0884-5), CQC11-471543-2022
- Environmental Standards: RoHS, MSL1
- Lead Frame Material: Copper (Default)
Technical Specifications
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Condition |
|---|---|---|---|---|---|---|
| Input Forward Current | IF | - | - | 50 | mA | |
| Reverse Voltage | VR | - | - | 6 | V | |
| Power Dissipation (Input) | PD | - | - | 70 | mW | |
| Derating factor (above Ta = 90C) | - | - | 2.0 | mW/C | ||
| Output Collector - Emitter Voltage | VCEO | - | - | 80 | V | |
| Emitter - Collector Voltage | VECO | - | - | 7 | V | |
| Collector Current | IC | - | - | 50 | mA | |
| Collector Power Dissipation (Output) | PC | - | - | 150 | mW | |
| Derating factor (above Ta = 70C) | - | - | 3.1 | mW/C | ||
| Operating temperature range | Top | -55 | - | 110 | C | |
| Storage temperature range | Tstg | -55 | - | 125 | C | |
| Total Power consumption | P(W) | - | - | 200 | mW | |
| Isolation Voltage | VISO | - | 3750 | - | Vrms | AC for 1 minute, R.H.= 40 ~ 60% R.H. |
| Soldering Temperature | TSOL | - | - | 260 | C | For 10 seconds |
| 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 |
| Output 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 (NONE) | CTR | 50 | 600 | - | % | IF=5mA, VCE=5V, Ta=25C |
| CTR Rank (A) | CTR | 80 | 160 | - | % | IF=5mA, VCE=5V, Ta=25C |
| CTR Rank (B) | CTR | 130 | 260 | - | % | IF=5mA, VCE=5V, Ta=25C |
| CTR Rank (C) | CTR | 200 | 400 | - | % | IF=5mA, VCE=5V, Ta=25C |
| CTR Rank (D) | CTR | 300 | 600 | - | % | IF=5mA, VCE=5V, Ta=25C |
2410241625_HENGTUO-PC-3H7-CTP1_C42368121.pdf
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