XL852-G Photo Darlington Optocoupler

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

XL852-G Photo Darlington Optocoupler

RFQ Available Sourcing Support Alternative Matching RoHS
Part Number
XL852-G
Manufacturer
XINGLIGHT
Package
DIP4, DIP4-M, SMD4; package outline dimensions shown in mm but numeric dimensions not present in provided text
Category
LED
Product Type
SMD LED

Quick Sourcing Note

XL852-G from XINGLIGHT is an LED-category photo Darlington optocoupler offered with DIP4, DIP4-M, and SMD4 package options. The device is specified with a minimum current transfer ratio of 1000% at IF=1 mA and VCE=2 V, 5000 Vrms input-to-output isolation, and an operating temperature range of -55 to +110 °C. Electrical limits include 60 mA forward current, 350 V collector-emitter voltage, and 150 mA collector current. The datasheet also defines soldering and reflow limits, supporting use in isolated signal transfer assemblies that require optocoupler isolation and Darlington output behavior.

Specifications

TypeDescription
Part NumberXL852-G
ManufacturerXINGLIGHT
Product TypeSMD LED
CategoryLED
Package CaseDIP4, DIP4-M, SMD4; package outline dimensions shown in mm but numeric dimensions not present in provided text
Component TypeOther
Current Transfer Ratio>=1000%
Isolation Voltage5000 Vrms
Operating Temperature-55 to +110 °C
Package OptionsDIP4, DIP4-M, SMD4
Molding Compound FlammabilityUL 94V-0
DIP4 Shipping Quantity100 pcs/tube
DIP4-M Shipping Quantity100 pcs/tube
SMD4 Shipping Quantity2000 pcs/tape and reel
Forward Current60 mA
Peak Forward Current1 A
Reverse Voltage6 V
Input Power Dissipation100 mW
Collector Power Dissipation150 mW
Collector Current150 mA
Collector-Emitter Voltage350 V
Emitter-Collector Voltage0.1 V
Total Power Dissipation250 mW
Isolation Voltage5000 Vrms
Storage Temperature Range-55 to +125 °C
Soldering Temperature260 °C
Forward Voltagetyp 1.2 V, max 1.4 V
Input Reverse Currentmax 10 uA
Input Capacitancetyp 50 pF
Collector-Emitter Dark Currentmax 100 nA
Collector-Emitter Breakdown Voltagemin 350 V
Emitter-Collector Breakdown Voltagemin 0.1 V
Current Transfer Ratiomin 1000%
Collector-Emitter Saturation Voltagetyp 1.2 V, max 1.5 V
Isolation Resistancemin 5e10 ohm, typ 1e11 ohm
Floating Capacitancetyp 0.6 pF
Cut-off Frequencytyp 7 kHz
Turn-On Timetyp 80 us, max 250 us
Turn-Off Timetyp 10 us, max 100 us
Reflow Preheat Temperature150 to 200 °C
Reflow Preheat Time60 to 120 s
Reflow Ramp-Up Ratemax 3 °C/s
Reflow Liquidus Temperature217 °C
Reflow Time Above Liquidus60 to 150 s
Reflow Peak Temperature260 °C
Reflow Peak Dwell Time30 s
Reflow Ramp-Down Ratemax 6 °C/s
Maximum Reflow CyclesNo more than 3 times
Wave Soldering Peak Temperature260 °C
Wave Soldering Peak Time10 s
Hand Soldering Iron Temperature360 °C +5 °C
Datasheet Statusrequest_only

Product Overview

The XL852-G is a XINGLIGHT photo Darlington optocoupler in the LED category. It provides optical input-to-output coupling with a Darlington output stage, with a specified current transfer ratio of at least 1000% at IF=1 mA and VCE=2 V. Input-to-output isolation is specified at 5000 Vrms, including an isolation voltage condition of AC for 1 minute at 40 to 60% RH.

Package availability includes DIP4, DIP4-M, and SMD4 case types. The package outline dimensions are shown in millimeters in the datasheet extract, but numeric package dimensions are not present in the provided text. Shipping formats include 100 pcs/tube for DIP4 and DIP4-M versions, and 2000 pcs/tape and reel for the SMD4 version.

Key ratings include 60 mA forward current, 1 A peak forward current under the specified pulse condition, 350 V collector-emitter voltage, 150 mA collector current, and 250 mW total power dissipation. Assembly limits include 260 °C soldering for 10 seconds, a 260 °C reflow peak temperature, no more than three reflow cycles, and defined wave and hand-soldering conditions.

Key Features

  • Photo Darlington optocoupler device type
  • Minimum 1000% current transfer ratio at IF=1 mA
  • 5000 Vrms input-to-output isolation voltage
  • Operating temperature range from -55 to +110 °C
  • DIP4, DIP4-M, and SMD4 package options
  • UL 94V-0 case molding compound flammability
  • 350 V collector-emitter voltage maximum rating
  • 150 mA collector current maximum rating
  • Typical 7 kHz cut-off frequency condition
  • Reflow peak temperature specified at 260 °C

Typical Applications

  • Isolated signal transfer
  • Darlington optocoupler output stages
  • High-CTR interface circuits
  • DIP4 through-hole assemblies
  • SMD4 tape-and-reel assembly
  • Circuits requiring 5000 Vrms isolation

Procurement Notes

When requesting a quote for XL852-G, 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 XL852-G?

The XL852-G is identified in the extracted datasheet facts as a XINGLIGHT photo Darlington optocoupler in the LED category, with DIP4, DIP4-M, and SMD4 package options listed.

What isolation rating is specified for XL852-G?

The extracted facts list 5000 Vrms input-to-output isolation. A second isolation entry specifies 5000 Vrms under 40 to 60% RH with AC applied for 1 minute.

What current transfer ratio does XL852-G provide?

The datasheet facts specify a current transfer ratio of at least 1000% under IF=1 mA and VCE=2 V. The same condition appears as both a summary-page value and an electrical-characteristics value.

Which package and shipping options are listed?

Package options are DIP4, DIP4-M, and SMD4. The DIP4 and DIP4-M versions are listed at 100 pcs per tube, while the SMD4 version is listed at 2000 pcs per tape and reel.

What soldering limits are provided for this part?

The extracted facts include 260 °C soldering for 10 seconds, 260 °C reflow peak temperature, no more than three reflow cycles, 260 °C wave soldering peak temperature for 10 seconds, and 360 °C +5 °C hand soldering within 3 seconds.

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.

Request Quote Request Datasheet