XL817(X)-F Phototransistor Optocoupler

XINGLIGHT LED — specifications, applications, sourcing support and RFQ.

XL817(X)-F Phototransistor Optocoupler

RFQ Available Sourcing Support Alternative Matching RoHS
Part Number
XL817(X)-F
Manufacturer
XINGLIGHT
Package
DIP4, DIP4-M, SMD4
Category
LED
Product Type
SMD LED

Quick Sourcing Note

XL817(X)-F from XINGLIGHT is an LED-category phototransistor optocoupler offered in DIP4, DIP4-M, and SMD4 package options. It provides a current transfer ratio of 50-600% at IF=5 mA and VCE=5 V, 5000 Vrms input-to-output isolation, and an 80 V collector-emitter voltage rating. The device supports operation from -55 to +110 °C, with storage from -55 to +125 °C. Electrical parameters include 50 mA input forward current, 50 mA output collector current, 200 mW total power dissipation, and typ 80 kHz cut-off frequency. It is suited to isolated signal transfer, input-output isolation, and control-interface coupling.

Specifications

TypeDescription
Part NumberXL817(X)-F
ManufacturerXINGLIGHT
Product TypeSMD LED
CategoryLED
Package CaseDIP4, DIP4-M, SMD4
Current Transfer Ratio50-600 %
Isolation Voltage5000 Vrms
Collector-Emitter Breakdown Voltage>=80 V
Operating Temperature-55 to +110 °C
Molding Compound FlammabilityUL 94V-0
Package OptionDIP4
Package OptionDIP4-M
Package OptionSMD4
Input Forward Current50 mA
Input Peak Forward Current1 A
Input Reverse Voltage6 V
Input Power Dissipation70 mW
Collector Power Dissipation150 mW
Output Collector Current50 mA
Collector-Emitter Voltage80 V
Emitter-Collector Voltage7 V
Total Power Dissipation200 mW
Isolation Voltage5000 Vrms
Rated Impulse Isolation Voltage6000 V
Rated Repetitive Peak Isolation Voltage630 V
Thermal Resistance Junction-to-Air430 °C/W
Thermal Resistance Junction-to-Case350 °C/W
Thermal Resistance Junction-to-Lead368 °C/W
Storage Temperature Range-55 to +125 °C
Soldering Temperature260 °C
Forward Voltagetyp 1.2 V, max 1.4 V
Peak Forward Voltagemax 3.0 V
Input Reverse Currentmax 10 uA
Input Capacitancetyp 30 pF, max 250 pF
Collector-Emitter Dark Currentmax 100 nA
Collector-Emitter Breakdown Voltagemin 80 V
Emitter-Collector Breakdown Voltagemin 7 V
Collector Currentmin 2.5 mA, max 30 mA
Current Transfer Ratiomin 50 %, max 600 %
Collector-Emitter Saturation Voltagetyp 0.1 V, max 0.2 V
Isolation Resistancemin 1×10^12 ohm
Isolation Currentmax 2 uA
Floating Capacitancetyp 0.6 pF, max 1.0 pF
Cut-off Frequencytyp 80 kHz
Turn-On Timetyp 4 us, max 18 us
Turn-Off Timetyp 3 us, max 18 us
CTR Rank A80-160 %
CTR Rank B130-260 %
CTR Rank C200-400 %
CTR Rank D300-600 %
CTR No Mark50-600 %
Reflow Preheat Temperature150-200 °C
Reflow Preheat Time60-120 s
Reflow Ramp-Up Rate3 °C/s
Reflow Liquidus Temperature217 °C
Reflow Time Above Liquidus60-150 s
Reflow Peak Temperature260 °C
Reflow Peak Dwell Time30 s
Reflow Ramp-Down Rate6 °C/s
Wave Soldering Average Ramp-Up Rateabout 200 °C/s
Wave Soldering Heating Rate During Preheattyp 1-2 °C/s, max 4 °C/s
Wave Soldering Final Preheat Temperatureabout 130 °C
Wave Soldering Preheat Time>60 s
Wave Soldering Peak Temperature260 °C
Wave Soldering Peak Time10 s
Wave Soldering Ramp-Down Ratemax 5 °C/s
Hand Soldering Iron Temperature360±5 °C
DIP4 Packing Quantity100 pcs/tube, 5000 pcs/box, 50000 pcs/carton
DIP4-M Packing Quantity100 pcs/tube, 5000 pcs/box, 50000 pcs/carton
SMD4 Packing Quantity2000 pcs/reel, 4000 pcs/box, 40000 pcs/carton
Datasheet Statusrequest_only

Product Overview

The XL817(X)-F is a XINGLIGHT phototransistor optocoupler in the LED category. Its optically isolated structure supports input-to-output separation with 5000 Vrms isolation voltage and a rated impulse isolation voltage of 6000 V. Current transfer ratio is specified from 50% to 600% at IF=5 mA and VCE=5 V, with CTR rank options A, B, C, D, and no-mark ranges.

Key Features

  • Phototransistor optocoupler with LED input
  • 50-600% CTR at IF=5 mA
  • 5000 Vrms input-to-output isolation rating
  • 80 V collector-emitter voltage rating
  • DIP4, DIP4-M, and SMD4 package options
  • -55 to +110 °C operating temperature range
  • UL 94V-0 molding compound flammability rating
  • Typ 80 kHz cut-off frequency
  • Typ 4 us turn-on, typ 3 us turn-off
  • 260 °C reflow and wave soldering peak

Typical Applications

  • Isolated signal transfer
  • Input-output interface isolation
  • Controller input coupling
  • Relay and actuator control interfaces
  • Power supply feedback isolation
  • Industrial control signal isolation

Procurement Notes

When requesting a quote for XL817(X)-F, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.

If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.

For LED and optoelectronic sourcing, brightness bin, wavelength or color temperature bin, forward voltage range, viewing angle, moisture sensitivity level and soldering process limits may affect final selection, availability and lead time.

FAQ

What type of device is XL817(X)-F?

XL817(X)-F is a XINGLIGHT phototransistor optocoupler in the LED category. The extracted package options are DIP4, DIP4-M, and SMD4, with ordering and packing details specified for tube and tape-and-reel formats.

What isolation rating does XL817(X)-F provide?

The extracted datasheet facts specify 5000 Vrms isolation voltage, including an AC 1 minute condition at 40-60% RH. It also lists 6000 V rated impulse isolation voltage and 630 V rated repetitive peak isolation voltage.

What CTR range is specified for XL817(X)-F?

Current transfer ratio is specified as 50-600% at IF=5 mA and VCE=5 V. Rank options include A at 80-160%, B at 130-260%, C at 200-400%, D at 300-600%, and no mark at 50-600%.

Technical Review & Sourcing Note

Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: July 3, 2026.

This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.

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