Durable photocoupler LITEON 4N35S-TA1 with high input forward current and output collector current ratings
LITE-ON 4N35/4N37 Photocoupler
The LITE-ON 4N35/4N37 series are photocoupler products designed for general use in electronic applications such as office automation equipment, communications devices, audio/visual equipment, electrical applications, and instrumentation. They offer high current transfer ratio, fast response times, and robust input-output isolation. These devices are RoHS compliant and carry multiple safety approvals.
Product Attributes
- Brand: LITE-ON
- Product Line: DCC RELEASE
- Product Type: Photocoupler
- Series: 4N35 / 4N37 (M, S, S-TA1)
- Origin: Taiwan, R.O.C.
- Certifications: UL& cUL, VDE, FIMKO, CQC approved
- Compliance: RoHS compliant
Technical Specifications
| Part Number | Description | Input Forward Current (IF) | Input Reverse Voltage (VR) | Output Collector-Emitter Voltage (VCEO) | Output Collector Current (IC) | Isolation Voltage (Viso) | Response Time (Turn-on) | Response Time (Turn-off) |
| 4N35 / 4N37 | Dual-in-line package | 60 mA | 6 V | 30 V | 100 mA | 4N35 series: 3,550Vrms 4N37 series: 1,500Vrms | TYP. 3s | TYP. 3s |
| 4N35M / 4N37M | Wide lead spacing package | 60 mA | 6 V | 30 V | 100 mA | 4N35 series: 3,550Vrms 4N37 series: 1,500Vrms | TYP. 3s | TYP. 3s |
| 4N35S / 4N37S | Surface mounting package | 60 mA | 6 V | 30 V | 100 mA | 4N35 series: 3,550Vrms 4N37 series: 1,500Vrms | TYP. 3s | TYP. 3s |
| 4N35S-TA1 / 4N37S-TA1 | Tape and reel packaging | 60 mA | 6 V | 30 V | 100 mA | 4N35 series: 3,550Vrms 4N37 series: 1,500Vrms | TYP. 3s | TYP. 3s |
Electrical Characteristics
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Conditions |
| Forward Voltage | VF | 1.2 | 1.5 | V | IF=10mA | |
| Reverse Current | IR | 10 | A | VR=4V | ||
| Terminal Capacitance | Ct | 50 | pF | V=0, f=1KHz | ||
| Collector Dark Current | ICEO | 50 | nA | Ta=25C, VCE=10V, IF=0 | ||
| Collector Dark Current | ICEO | 500 | A | Ta=100C, VCE=30V, IF=0 | ||
| Collector-Emitter Breakdown Voltage | BVCEO | 30 | V | IC=0.1mA, IF=0 | ||
| Emitter-Collector Breakdown Voltage | BVECO | 7 | V | IE=10A, IF=0 | ||
| Collector-Base Breakdown Voltage | BVCBO | 70 | V | IC=0.1mA, IF=0 | ||
| Collector Current | IC | 10 | mA | IF=10mA, VCE=10V | ||
| Current Transfer Ratio | CTR | 100 | % | IF=10mA, VCE=10V | ||
| Collector-Emitter Saturation Voltage | VCE(sat) | 0.3 | V | IF=50mA, IC=2mA | ||
| Isolation Resistance | Riso | 51010 | 11011 | DC500V, 40~60% R.H. | ||
| Floating Capacitance | Cf | 1 | 2.5 | pF | V=0, f=1MHz | |
| Response Time (Turn-on) | ton | 3 | 10 | s | VCC=10V, IC=2mA, RL=100 | |
| Response Time (Turn-off) | toff | 3 | 10 | s | VCC=10V, IC=2mA, RL=100 |
Absolute Maximum Ratings
| Parameter | Symbol | Rating | Unit | Conditions |
| Forward Current | IF | 60 | mA | |
| Reverse Voltage | VR | 6 | V | |
| Power Dissipation | P | 100 | mW | |
| Collector - Emitter Voltage | VCEO | 30 | V | |
| Emitter - Collector Voltage | VECO | 7 | V | |
| Collector - Base Voltage | VCBO | 70 | V | |
| Collector Current | IC | 100 | mA | |
| Collector Power Dissipation | PC | 300 | mW | |
| Total Power Dissipation | Ptot | 350 | mW | |
| Isolation Voltage | Viso | 3550 / 1500 | Vrms | 4N35 series / 4N37 series (AC For 1 Minute, R.H. = 40 ~ 60%) |
| Operating Temperature | Topr | -55 ~ +100 | C | |
| Storage Temperature | Tstg | -55 ~ +150 | C | |
| Soldering Temperature | Tsol | 260 | C | For 10 Seconds |
2410121529_LITEON-4N35S-TA1_C115444.pdf
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