Robust single channel optocoupler LITEON LTV-851-CU with high isolation voltage and RoHS compliance
Key Attributes
Model Number:
LTV-851-CU
Product Custom Attributes
Rise Time:
4us
Output Current:
50mA
Fall Time:
5us
Vce Saturation(VCE(sat)):
100mV@20mA,1mA
Operating Temperature:
-25℃~+100℃
Load Voltage:
300V
Reverse Voltage:
6V
Load Type:
Phototransistor
Current Transfer Ratio:
40%;-
Input Type:
-
Isolation Voltage(Vrms):
5kV
Number Of Channels:
1
Mfr. Part #:
LTV-851-CU
Package:
DIP-4
Product Description
Product Overview
The LTV-851 series from Lite-On Electronics, Inc. is a single-channel optocoupler designed for high isolation and reliability. It features a high isolation voltage of 5,000Vrms and a high collector-emitter voltage of 300V. Available in various package types including dual-in-line, wide lead spacing, and surface mounting with tape and reel options, this series is suitable for a wide range of electronic applications requiring robust isolation and performance. It is RoHS compliant and holds multiple safety approvals.
Product Attributes
- Brand: Lite-On Electronics, Inc.
- Certifications: UL, FIMKO, CSA, VDE (requires "V" ordering option)
- Compliance: RoHS
Technical Specifications
| Part Number | Feature | Current Transfer Ratio (CTR) | Isolation Voltage (Viso) | Collector-Emitter Voltage (VCEO) | Package Type |
| LTV-851 | 1-channel | MIN. 40% at IF=5mA, VCE=5V | 5,000Vrms | 300V | Dual-in-line |
| LTV-851M | 1-channel | MIN. 40% at IF=5mA, VCE=5V | 5,000Vrms | 300V | Wide lead spacing |
| LTV-851S | 1-channel | MIN. 40% at IF=5mA, VCE=5V | 5,000Vrms | 300V | Surface mounting |
| LTV-851S-TA | 1-channel | MIN. 40% at IF=5mA, VCE=5V | 5,000Vrms | 300V | Surface mounting, Tape and reel |
| LTV-851S-TA1 | 1-channel | MIN. 40% at IF=5mA, VCE=5V | 5,000Vrms | 300V | Surface mounting, Tape and reel |
| Parameter | Symbol | Rating | Unit | Conditions |
| Forward Current | IF | 50 | mA | |
| Reverse Voltage | VR | 6 | V | |
| Input Power Dissipation | P | 70 | mW | Ta = 25C |
| Collector - Emitter Voltage | VCEO | 300 | V | |
| Emitter - Collector Voltage | VECO | 6 | V | |
| Collector Current | IC | 50 | mA | |
| Output Power Dissipation | PC | 150 | mW | |
| Total Power Dissipation | Ptot | 200 | mW | |
| Isolation Voltage | Viso | 5,000 | Vrms | AC For 1 Minute, R.H. = 40 ~ 60% |
| Operating Temperature | Topr | -25 ~ +100 | C | |
| Storage Temperature | Tstg | -55 ~ +125 | C | |
| Soldering Temperature | Tsol | 260 | C | For 10 Seconds |
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Conditions |
| 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 | |
| Collector Dark Current | ICEO | 1 | A | VCE=200V, IF=0 | ||
| Collector-Emitter Breakdown Voltage | BVCEO | 300 | V | IC=0.1mA | ||
| Emitter-Collector Breakdown Voltage | BVECO | 6 | V | IE=10A | ||
| Collector Current | IC | 2 | mA | |||
| Current Transfer Ratio | CTR | 40 | % | IF=5mA VCE=5V | ||
| Collector-Emitter Saturation Voltage | VCE(sat) | 0.1 | 0.3 | 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 | 50 | kHz | VCE=5V, IC=2mA RL=100, -3dB | ||
| Response Time (Rise) | tr | 4 | 10 | s | VCE=2V, IC=2mA RL=100 | |
| Response Time (Fall) | tf | 5 | 12 | s | VCE=2V, IC=2mA RL=100 |
2411271952_LITEON-LTV-851-CU_C2686311.pdf
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