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Package Information

Toshiba Package Name	DIP4
Package Image
Pins	4
Mounting	Through Hole/Surface Mount
Width×Length×Height (mm)	4.58×7.62×3.65
Package Dimensions	View
Ultra Librarian^® CAD model (Symbol, Footprint and 3D model)	Download from UltraLibrarian^® in your desired CAD format 1 3
SamacSys CAD model (Symbol, Footprint and 3D model)	Download from SamacSys 2 3

Please refer to the link destination to check the detailed size.

*1	Ultra Librarian^® is a Registered trademark and CAD model library of EMA (EMA Design Automation, Inc.). CAD models (Symbol/Footprint /3D model) are provided by UltraLibrarian^®. The footprints are generated based on the specifications of Ultra Librarian^®.
*2	SamacSys is a wholly owned subsidiary of Supplyframe, Inc. CAD models (Symbol/Footprint /3D model) are provided by Supplyframe, Inc. The footprints are generated based on the specifications of SamacSys.
*3	Please note that the footprint dimensions may differ from the reference Land Pattern dimensions provided on our website.

Absolute Maximum Ratings

Characteristics	Symbol	Rating	Unit
Collector-emitter voltage	V_CEO	80	V
Collector Current	I_C	0.05	A
Forward Current	I_F	0.05	A
Operating Temperature	T_opr	-55 to 125	℃

Electrical Characteristics

Characteristics	Symbol	Condition	Value	Unit
Collector Emitter Saturation Voltage (Max)	V_CE(sat)	-	0.3	V
Isolation voltage BVs @1minute (Min)	BV_S	t=60sec	5000	Vrms
Current Transfer Ratio (Max)	CTR	I_F=0.5mA V_CE=5V rank=-	600	%
Current Transfer Ratio (Max)	CTR	I_F=5mA V_CE=5V rank=-	600	%
Current Transfer Ratio (Min)	CTR	I_F=0.5mA V_CE=5V rank=-	50	%
Current Transfer Ratio (Min)	CTR	I_F=5mA V_CE=5V rank=-	50	%

Document

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If the checkbox is invisible, the corresponding document cannot be downloaded in batch.

Name
Date

Data sheet TLP621M Data sheet/Japanese

PDF: 996KB

Jun,2026

Data sheet TLP621M Data sheet/English

PDF: 836KB

Jun,2026

Reliability Information Reliability Data

PDF: 174KB

Mar,2026

UPDATED Environment Information Certificate Regarding EU RoHS(2011/65/EU)Controlled Substances

PDF: 168KB

Jul,2026

UPDATED Environment Information Certificate on Content of SVHC of REACH

PDF: 161KB

Jul,2026

Application Note Application note for phototransistor coupler

PDF: 8247KB

Jul,2025

Application Note Safety standards for photocouplers

PDF: 753KB

Mar,2021

Application Note Glossary of Photocoupler and Photorelay Terms

PDF: 509KB

Mar,2018

Catalog Selection Guide Isolators and Solid State Relays 2026Rev1.0

PDF: 8532KB

Mar,2026

Catalog Photocouplers and Photorelays

PDF: 2619KB

Apr,2020

Orderable part number

Orderable part number (example)	MOQ(pcs)	RoHS	CTR_RANK	VDE
TLP621M(BL,E	100	Yes	BL(200-600%)	-
TLP621M(BL-TP1,E	1500	Yes	BL(200-600%)	-
TLP621M(BL-TP5,E	1500	Yes	BL(200-600%)	-
TLP621M(BLL,E	100	Yes	BLL(200-400%)	-
TLP621M(BLL-T1,E	1500	Yes	BLL(200-400%)	-
TLP621M(BLL-T5,E	1500	Yes	BLL(200-400%)	-
TLP621M(D4,E	100	Yes	-	Yes
TLP621M(D4-BL,E	100	Yes	BL(200-600%)	Yes
TLP621M(D4-BLL,E	100	Yes	BLL(200-400%)	Yes
TLP621M(D4-GB,E	100	Yes	GB(100-600%)	Yes
TLP621M(D4-GR,E	100	Yes	GR(100-300%)	Yes
TLP621M(D4-GRH,E	100	Yes	GRH(150-300%)	Yes
TLP621M(D4-GRL,E	100	Yes	GR(100-300%)	Yes
TLP621M(D4-T1,E	1500	Yes	-	Yes
TLP621M(D4-TP5,E	1500	Yes	-	Yes
TLP621M(D4-Y,E	100	Yes	Y(50-150%)	Yes
TLP621M(D4-YH,E	100	Yes	YH(75-150%)	Yes
TLP621M(D4B-T1,E(O	1500	Yes	BLL(200-400%)	Yes
TLP621M(D4B-T5,E	1500	Yes	BLL(200-400%)	Yes
TLP621M(D4BLT1,E	1500	Yes	BL(200-600%)	Yes
TLP621M(D4BLT5,E	1500	Yes	BL(200-600%)	Yes
TLP621M(D4GBT1,E	1500	Yes	GB(100-600%)	Yes
TLP621M(D4GBT5,E	1500	Yes	GB(100-600%)	Yes
TLP621M(D4GHT1,E	1500	Yes	GRH(150-300%)	Yes
TLP621M(D4GHT5,E	1500	Yes	GRH(150-300%)	Yes
TLP621M(D4GLT1,E	1500	Yes	GRL(100-200%)	Yes
TLP621M(D4GLT5,E	1500	Yes	GRL(100-200%)	Yes
TLP621M(D4GRT1,E	1500	Yes	GR(100-300%)	Yes
TLP621M(D4GRT5,E	1500	Yes	GR(100-300%)	Yes
TLP621M(D4Y-T1,E	1500	Yes	Y(50-150%)	Yes
TLP621M(D4Y-T5,E	1500	Yes	Y(50-150%)	Yes
TLP621M(D4YHT1,E	1500	Yes	YH(75-150%)	Yes
TLP621M(D4YHT5,E	1500	Yes	YH(75-150%)	Yes
TLP621M(E	100	Yes	-	-
TLP621M(GB,E(O	100	Yes	GB(100-600%)	-
TLP621M(GB-TP1,E	1500	Yes	GB(100-600%)	-
TLP621M(GB-TP5,E	1500	Yes	GB(100-600%)	-
TLP621M(GR,E	100	Yes	GR(100-300%)	-
TLP621M(GR-TP1,E	1500	Yes	GR(100-300%)	-
TLP621M(GR-TP5,E	1500	Yes	GR(100-300%)	-
TLP621M(GRH,E	100	Yes	GRH(150-300%)	-
TLP621M(GRH-T1,E	1500	Yes	GRH(150-300%)	-
TLP621M(GRH-T5,E	1500	Yes	GRH(150-300%)	-
TLP621M(GRL,E	100	Yes	GRL(100-200%)	-
TLP621M(GRL-T1,E	1500	Yes	GRL(100-200%)	-
TLP621M(GRL-T5,E	1500	Yes	GRL(100-200%)	-
TLP621M(TP1,E	1500	Yes	-	-
TLP621M(TP5,E	1500	Yes	-	-
TLP621M(Y,E	100	Yes	Y(50-150%)	-
TLP621M(Y-TP1,E	1500	Yes	Y(50-150%)	-
TLP621M(Y-TP5,E	1500	Yes	Y(50-150%)	-
TLP621M(YH,E	100	Yes	YH(75-150%)	-
TLP621M(YH-TP1,E	1500	Yes	YH(75-150%)	-
TLP621M(YH-TP5,E	1500	Yes	YH(75-150%)	-

Notes

The Part Number column shows representative part numbers only, which may not be available for sale in the precise form shown. Each Part Number constitutes a product family which may contain multiple associated product configurations.
(#) Under the RoHS Compatible Product(s) column, "Available" means at least one RoHS-Compatible product is available for sale in the corresponding product family. "None" means no RoHS Compatible product is available in that product family. For Toshiba's definitions of concepts related to the RoHS Directive and RoHS Compatibility, please click here.
The RoHS compatibility information provided herein is to the best of Toshiba's knowledge and belief accurate as of the date Toshiba entered the information into this database. Information is subject to change at any time without notice.
Please contact your Toshiba sales representative for detailed environmental information about each specific part number or product, such as RoHS compatibility or material content. Please use Toshiba products only in compliance with all applicable laws and regulations concerning the inclusion or use of controlled substances, including without limitation the RoHS Directive.TOSHIBA ASSUMES NO LIABILITY FOR DAMAGES OR LOSSES OCCURRING AS A RESULT OF NONCOMPLIANCE WITH APPLICABLE LAWS AND REGULATIONS.
Reliability data are provided for your reference only, please contact your Toshiba sales representative for detailed reliability information about each part number.
For product delivery, additional characters will be added to the part numbers shown on this website. For details, please ask your local distributor, or send an inquiry accessed from "Contact Us" on this website.

Feature	DC input / Low input current drive
Application Scope	PLC / Power supply / Signal transmission between different circuit potential
Function	Low IF
Number of Circuits	1
Input type	DC
RoHS Compatible Product(s) (#)	Available
Safety Standard	Approved　:　UL 1577 / cUL (CSA Component Acceptance Service No. 5A) / EN 60747-5-5 (VDE) / EN IEC 62368-1 (VDE) / GB 4943.1-2022 (CQC) 1 Download Online Certification of Safety Standard(UL 1577) 2 Download Online Certification of Safety Standard(cUL)

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TLP621M

Description