optocoupler LITEON LTV-357T-C with high input output isolation voltage and compact mini flat package
Key Attributes
Model Number:
LTV-357T-C
Product Custom Attributes
Rise Time:
4us
Output Current:
50mA
Fall Time:
3us
Vce Saturation(VCE(sat)):
200mV@20mA,1mA
Operating Temperature:
-55℃~+110℃
Load Voltage:
35V
Reverse Voltage:
6V
Current Transfer Ratio:
600%;50%
Forward Current(If):
50mA
Pd - Power Dissipation:
170mW
Number Of Channels:
1
Load Type:
Phototransistor
Input Type:
DC
Isolation Voltage(Vrms):
3.75kV
Mfr. Part #:
LTV-357T-C
Package:
SOP-4-2.54mm
Product Description
Product Overview
The LTV-357T Series from Lite-On Technology Corporation is a subminiature optocoupler designed for high-density mounting applications. It features high input-output isolation voltage (3,750Vrms), high collector-emitter voltage (35V), and a compact mini-flat package that is 30% smaller than conventional DIP types. This series is ideal for hybrid substrates and programmable controllers, offering reliable performance and safety approvals including UL, CSA, FIMKO, NEMKO, DEMKO, SEMKO, and VDE.
Product Attributes
- Brand: Lite-On Technology Corporation
- Certifications: UL, CSA, FIMKO, NEMKO, DEMKO, SEMKO, VDE (requires "V" ordering option)
- Compliance: RoHS
- Package Type: Mini-flat
- Technology: Double transfer mold
Technical Specifications
| Parameter | Symbol | Rating/Condition | Unit | Notes |
| Current Transfer Ratio (CTR) | CTR | MIN. 50% | % | IF = 5mA, VCE = 5V |
| Input-Output Isolation Voltage | Viso | 3,750 | Vrms | AC For 1 Minute, R.H. = 40 ~ 60% |
| Collector-Emitter Voltage | VCEO | 35 | V | |
| Forward Current | IF | 50 (MAX) | mA | |
| Reverse Voltage | VR | 6 (MAX) | V | |
| Power Dissipation (Input) | P | 70 (MAX) | mW | |
| Emitter-Collector Voltage | VECO | 6 (MAX) | V | |
| Collector Current | IC | 50 (MAX) | mA | |
| Collector Power Dissipation | PC | 150 (MAX) | mW | |
| Total Power Dissipation | Ptot | 170 (MAX) | mW | |
| Operating Temperature | Topr | -55 ~ +110 | C | |
| Storage Temperature | Tstg | -55 ~ +150 | C | |
| Soldering Temperature | Tsol | 260 (MAX) | C | For 10 Seconds |
| Junction Temperature | Tj | 125 (MAX) | C | |
| Forward Voltage | VF | TYP. 1.2, MAX. 1.4 | V | IF=20mA |
| Reverse Current | IR | MAX. 10 | A | VR=4V |
| Terminal Capacitance | Ct | TYP. 30, MAX. 250 | pF | V=0, f=1KHz |
| Collector Dark Current | ICEO | MAX. 100 | nA | VCE=20V, IF=0 |
| Collector-Emitter Breakdown Voltage | BVCEO | 35 (MIN) | V | IC=0.1mA, IF=0 |
| Emitter-Collector Breakdown Voltage | BVECO | 6 (MIN) | V | IE=10A, IF=0 |
| Collector Current | IC | MIN. 2.5, MAX. 30 | mA | IF=5mA, VCE=5V |
| Current Transfer Ratio | CTR | TYP. 50 ~ 600 | % | IF=5mA, VCE=5V |
| Collector-Emitter Saturation Voltage | VCE(sat) | MAX. 0.2 | V | IF=20mA, IC=1mA |
| Isolation Resistance | Riso | MIN. 5x10 | DC500V, 40 ~ 60% R.H. | |
| Floating Capacitance | Cf | TYP. 0.6, MAX. 1 | pF | V=0, f=1MHz |
| Response Time (Rise) | tr | TYP. 4, MAX. 18 | s | VCE=2V, IC=2mA, RL=100 |
| Response Time (Fall) | tf | TYP. 3, MAX. 18 | s | VCE=2V, IC=2mA, RL=100 |
2410121452_LITEON-LTV-357T-C_C119091.pdf
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