XL816(X)S-F LED Phototransistor Optocoupler

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

XL816(X)S-F LED Phototransistor Optocoupler

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Part Number
XL816(X)S-F
Manufacturer
XINGLIGHT
Package
DIP4, DIP4-M, SMD4; package outline dimensions referenced in mm but numeric dimensions not provided in extracted text
Category
LED
Product Type
SMD LED

Quick Sourcing Note

XL816(X)S-F from XINGLIGHT is an LED-category phototransistor optocoupler offered in DIP4, DIP4-M, and SMD4 package options. The extracted datasheet data identifies 5000 Vrms input-to-output isolation, 200-600% current transfer ratio at IF=5 mA and VCE=5 V, and an 80 V collector-emitter voltage rating. It supports isolated signal-transfer applications where an LED input drives a phototransistor output. Key operating limits include 50 mA forward current, 50 mA output collector current, 200 mW total power dissipation, and an operating temperature range listed as -55 to +110 °C in the thermal table. Assembly data includes 260 °C peak reflow and wave soldering limits.

Specifications

TypeDescription
Part NumberXL816(X)S-F
ManufacturerXINGLIGHT
Product TypeSMD LED
CategoryLED
Inferred CategoryLED
Component TypeOther
Package / CaseDIP4, DIP4-M, SMD4; package outline dimensions referenced in mm but numeric dimensions not provided in extracted text
Current Transfer Ratio200-600 %; IF=5 mA, VCE=5 V
Isolation Voltage5000 Vrms; input to output
Collector-Emitter Breakdown Voltage>=80 V; BVCEO
Operating Temperature-55 to +100 °C; feature summary
Molding Compound FlammabilityUL 94V-0; mechanical data
Forward Current50 mA; maximum rating, TA=25°C
Input Peak Forward Current1 A; pulse width <=1 us, duty ratio 0.001, TA=25°C
Reverse Voltage6 V; maximum rating, TA=25°C
Input Power Dissipation70 mW; maximum rating, TA=25°C
Collector Power Dissipation150 mW; maximum rating, TA=25°C
Output Collector Current50 mA; maximum rating, TA=25°C
Collector-Emitter Voltage80 V; maximum rating, TA=25°C
Emitter-Collector Voltage7 V; maximum rating, TA=25°C
Total Power Dissipation200 mW; thermal characteristic, TA=25°C
Isolation Voltage5000 Vrms; 40-60% RH, AC for 1 minute
Rated Impulse Isolation Voltage6000 V; thermal characteristics table
Rated Repetitive Peak Isolation Voltage630 V; thermal characteristics table
Thermal Resistance Junction-to-Air430 °C/W; thermal characteristics table
Thermal Resistance Junction-to-Case350 °C/W; thermal characteristics table
Thermal Resistance Junction-to-Lead368 °C/W; thermal characteristics table
Operating Temperature-55 to +110 °C; thermal characteristics table
Storage Temperature Range-55 to +125 °C; thermal characteristics table
Soldering Temperature260 °C; for 10 seconds
Forward Voltagetyp 1.2 V, max 1.4 V; IF=20 mA, TA=25°C
Peak Forward Voltagemax 3.0 V; IFM=0.5 A, TA=25°C
Input Reverse Currentmax 10 uA; VR=4 V, TA=25°C
Input Capacitancetyp 30 pF, max 250 pF; VR=0 V, f=1 kHz, TA=25°C
Collector-Emitter Dark Currentmax 100 nA; VCE=20 V, IF=0, TA=25°C
Collector-Emitter Breakdown Voltagemin 80 V; IC=0.1 mA, IF=0, TA=25°C
Emitter-Collector Breakdown Voltagemin 7 V; IE=10 uA, IF=0, TA=25°C
Collector Currentmin 2.5 mA, max 30 mA; IF=5 mA, VCE=5 V, TA=25°C
Current Transfer Ratiomin 200 %, max 600 %; IF=5 mA, VCE=5 V, TA=25°C
Collector-Emitter Saturation Voltagetyp 0.1 V, max 0.2 V; IF=20 mA, IC=1 mA, TA=25°C
Isolation Resistancemin 1×10^12 ohm; VIO=500 Vdc, 40-60% RH, TA=25°C
Isolation Currentmax 2 uA; DC 6000 V, 40-60% RH, TA=25°C
Floating Capacitancetyp 0.6 pF, max 1.0 pF; VIO=0 V, f=1 MHz, TA=25°C
Cut-off Frequencymin 80 kHz; VCE=5 V, IC=2 mA, RL=100 ohm, -3 dB, TA=25°C
Turn On Timetyp 4 us, max 18 us; VCE=2 V, RL=100 ohm, IC=2 mA, TA=25°C
Turn Off Timetyp 3 us, max 18 us; VCE=2 V, RL=100 ohm, IC=2 mA, TA=25°C
CTR Rank C200-400 %; IF=5 mA, VCE=5 V
CTR Rank D300-600 %; IF=5 mA, VCE=5 V
Reflow Preheat Temperature150-200 °C; reflow soldering profile, Ts
Reflow Preheat Time60-120 s; reflow soldering profile, ts
Reflow Ramp-Up Rate3 °C/s; TL to TP
Reflow Liquidus Temperature217 °C; reflow soldering profile, TL
Reflow Time Above Liquidus60-150 s; tL, above TL
Reflow Peak Temperature260 °C; Tp
Reflow Peak Time30 s; time during which Tc is between TP-5 and TP
Reflow Ramp-Down Rate6 °C/s; TP to TL
Maximum Reflow CyclesNo more than three times; recommended reflow soldering profile
Wave Soldering Peak Temperature260 °C; wave soldering profile, Tp
Wave Soldering Peak Time10 s; time within peak temperature, tp
Hand Soldering Iron Temperature360 °C +5 °C; within 3 s; for product rework or sample testing
DIP4 Shipping Quantity100 pcs/tube; XL816X ordering information
DIP4-M Shipping Quantity100 pcs/tube; XL816MX ordering information
SMD4 Shipping Quantity2000 pcs/tape and reel; XL816SX ordering information
Datasheet Statusrequest_only

Product Overview

The XL816(X)S-F is a XINGLIGHT phototransistor optocoupler in the LED category. Its extracted package information references DIP4, DIP4-M, and SMD4 outlines, with package outline dimensions stated as being in millimeters but without numeric dimensions in the extracted text. Ordering data lists 100 pcs/tube for DIP4 and DIP4-M versions, and 2000 pcs/tape and reel for the SMD4 version.

Electrical data includes 5000 Vrms isolation, 6000 V rated impulse isolation voltage, 630 V rated repetitive peak isolation voltage, and a minimum isolation resistance of 1×10^12 ohm at VIO=500 Vdc. The phototransistor output is specified with an 80 V collector-emitter voltage rating, 7 V emitter-collector voltage rating, and 50 mA collector current rating.

The device is suited to optocoupler-style isolated signal transfer using an LED input and phototransistor output. Timing data lists 4 us typical turn-on time and 3 us typical turn-off time under the specified VCE=2 V, RL=100 ohm, IC=2 mA test condition. Soldering guidance includes 260 °C peak reflow, 260 °C wave soldering peak, and hand soldering at 360 °C +5 °C within 3 seconds.

Key Features

  • Phototransistor optocoupler with LED input structure
  • Current transfer ratio specified from 200% to 600%
  • 5000 Vrms input-to-output isolation voltage rating
  • Minimum 80 V collector-emitter breakdown voltage
  • Operating temperature listed to +110 °C in thermal table
  • UL 94V-0 molding compound flammability classification
  • Typical 4 us turn-on and 3 us turn-off timing
  • Minimum 80 kHz cut-off frequency under specified load
  • SMD4 option supplied as 2000 pcs tape and reel
  • DIP4 and DIP4-M options supplied as 100 pcs/tube

Typical Applications

  • Isolated signal transfer
  • LED input to phototransistor output coupling
  • DIP4 optocoupler assemblies
  • DIP4-M optocoupler assemblies
  • SMD4 tape-and-reel assembly
  • Circuits requiring 5000 Vrms isolation
  • Interfaces requiring 80 V phototransistor output rating

Procurement Notes

When requesting a quote for XL816(X)S-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 the XL816(X)S-F?

The XL816(X)S-F is identified in the extracted manufacturer datasheet facts as a XINGLIGHT phototransistor optocoupler in the LED category, with DIP4, DIP4-M, and SMD4 package options.

What current transfer ratio is specified for XL816(X)S-F?

The extracted electrical data specifies a current transfer ratio from 200% to 600% at IF=5 mA and VCE=5 V. Rank C is listed as 200-400%, and Rank D is listed as 300-600%.

What isolation rating is listed for this optocoupler?

The extracted facts list 5000 Vrms isolation voltage. One condition states input to output, and another states 40-60% RH with AC applied for 1 minute.

What soldering limits are provided for XL816(X)S-F?

The extracted soldering data lists 260 °C peak reflow temperature, 260 °C wave soldering peak temperature for 10 seconds, and hand soldering at 360 °C +5 °C within 3 seconds.

Technical Review & Sourcing Note

Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: July 2, 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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