DF2B7AFU

ESD protection diode (bi-directional type)

Data sheet

DF2B7AFU Data sheet/Japanese[Jan,2018]PDF: 476KB

Data sheet

DF2B7AFU Data sheet/English[Jan,2018]PDF: 346KB

Simulation Model

PSpice Model[Jun,2017]lib: 1KB

Simulation Model

LTspice Model[Mar,2019]ZIP: 7KB

Reliability Information

Reliability Data[Sep,2024]PDF: 276KB

Environment Information

Certificate Regarding EU RoHS(2011/65/EU)Controlled Substances[Nov,2024]PDF: 86KB

Environment Information

Certificate on Content of SVHC of REACH[Nov,2024]PDF: 86KB

Application Note

Basics of ESD Protection (TVS)Diodes[May,2022]PDF: 1674KB

Application Note

Overvoltage protection device Zener diode and ESD protection diode[Apr,2022]PDF: 1161KB

Application Note

Basics of Diodes (Power Losses and Thermal Design)[Aug,2021]PDF: 649KB

Application Note

Basics of Diodes (Absolute Maximum Ratings and Electrical Characteristics)[Aug,2021]PDF: 846KB

Application Note

Basics of Diodes (Types and Overview of Diodes)[Aug,2021]PDF: 1557KB

Catalog

Selection Guide Small Signal 2024 Rev2.0[Jul,2024]PDF: 15538KB

Catalog

Mini catalog Introduction of Toshiba TVS Diodes(ESD Protection Diodes) Line-up[Jul,2024]PDF: 575KB

Catalog

Mini catalog Introduction of Toshiba Zener Diode for protection[Jul,2024]PDF: 541KB

Catalog

Mini catalog Introduction of Toshiba diode lineup for Industries[Apr,2024]PDF: 943KB

Catalog

Mini catalog Toshiba's circuit protection solutions and switch solutions[Aug,2023]PDF: 523KB

Data sheet

DF2B7AFU Data sheet/Japanese[Jan,2018]PDF: 476KB

Data sheet

DF2B7AFU Data sheet/English[Jan,2018]PDF: 346KB

Application Note

Basics of ESD Protection (TVS)Diodes[May,2022]PDF: 1674KB

Application Note

Overvoltage protection device Zener diode and ESD protection diode[Apr,2022]PDF: 1161KB

Application Note

Basics of Diodes (Power Losses and Thermal Design)[Aug,2021]PDF: 649KB

Application Note

Basics of Diodes (Absolute Maximum Ratings and Electrical Characteristics)[Aug,2021]PDF: 846KB

Application Note

Basics of Diodes (Types and Overview of Diodes)[Aug,2021]PDF: 1557KB

Simulation Model

PSpice Model[Jun,2017]lib: 1KB

Simulation Model

LTspice Model[Mar,2019]ZIP: 7KB

Reliability Information

Reliability Data[Sep,2024]PDF: 276KB

Environment Information

Certificate Regarding EU RoHS(2011/65/EU)Controlled Substances[Nov,2024]PDF: 86KB

Environment Information

Certificate on Content of SVHC of REACH[Nov,2024]PDF: 86KB

Catalog

Selection Guide Small Signal 2024 Rev2.0[Jul,2024]PDF: 15538KB

Catalog

Mini catalog Introduction of Toshiba TVS Diodes(ESD Protection Diodes) Line-up[Jul,2024]PDF: 575KB

Catalog

Mini catalog Introduction of Toshiba Zener Diode for protection[Jul,2024]PDF: 541KB

Catalog

Mini catalog Introduction of Toshiba diode lineup for Industries[Apr,2024]PDF: 943KB

Catalog

Mini catalog Toshiba's circuit protection solutions and switch solutions[Aug,2023]PDF: 523KB

Description

Internal Connection Single
Number of Circuits 1
Number of Protected Lines 1
Configuration Bidirectional
Application USB1.1 / Audio / SIM-Card / Power supply
RoHS Compatible Product(s) (#) Available

Package Information

package name (TOSHIBA) SOD-323 (USC)
Package Image USC
package code SOD-323
Pins 2
Mounting Surface Mount
Width×Length×Height
(mm)		 2.5×1.25×0.9
Package Dimensions View
Land pattern dimensions View
CAD data
(Symbol, Footprint and 3D model)		 Download from UltraLibrarian<sup>®</sup> in your desired CAD format (Note) Download from UltraLibrarian® in your desired CAD format (Note)

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

 (Note) Ultra Librarian® is a Registered trademark and CAD data library of EMA (EMA Design Automation, Inc.).

Absolute Maximum Ratings

Characteristics Symbol Rating Unit
Electrostatic discharge voltage(IEC61000-4-2) VESD +/-30 kV
Peak pulse current (IEC61000-4-5) IPP 4 A

Electrical Characteristics

Characteristics Symbol Condition Value Unit
Working peak reverse voltage (Max) VRWM - +/-5.5 V
Total Capacitance (Max) CT VR=0V
f=1MHz		 10 pF
Total Capacitance (Typ.) CT VR=0V
f=1MHz		 8.5 pF
Dynamic resistance (Typ.) Rdyn IPP=8A to 16A 0.2 Ω
Reverse Breakdown Voltage (Min) VBR IBR=1mA 5.8 V
Reverse Current (Max) IR VRWM=5.5V 0.1 μA
Clamp voltage (Based on IEC61000-4-5) (Typ.) VC IPP=1A 8 V
Purchase and Sample
Please contact one of Toshiba's official distributors or the nearest Toshiba sales office.
You can search for and purchase a small on-line sample by clicking on the following link.

Document

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

Jun,2017

Mar,2019

Sep,2024

Nov,2024

Nov,2024

(Note)

LTspice ® is a trademark and simulation software of ADI (Analog Devices, Inc.).

Orderable part number

Orderable part number
(example)		 MOQ(pcs) Reliability
Information		 RoHS Note
DF2B7AFU 3000 Yes General Use

Applications

Blood Glucose Meter
Such as low power consumption and miniaturization are important in designing blood glucose meter. Toshiba provides information on a wide range of semiconductor products suitable for power supply units, surge voltage protection units, sensor signal input units, etc., along with circuit configuration examples.
Details
Electric Shaver
Such as low power consumption and miniaturization are important in designing electric shaver. Toshiba provides information on a wide range of semiconductor products suitable for power supply units, surge voltage protection units, motor driving units, etc., along with circuit configuration examples.
Details
Body Composition Analyzer
Such as low power consumption and miniaturization are important in designing body composition analyzer. Toshiba provides information on a wide range of semiconductor products suitable for power supply units, sensor signal input unit, display unit, etc., along with circuit configuration examples.
Details
Programmable Logic Controller
Such as high functionality, low power consumption and miniaturization are important in designing programmable
logic controller (PLC). Toshiba provides information on a wide range of semiconductor products suitable for power sullpy units, input and output module units, control signal transmission units, etc., along with circuit configuration examples.
Details
Electronic Sphygmomanometer
Such as low power consumption and miniaturization are important in designing electronic sphygmomanometer. Toshiba provides information on a wide range of semiconductor products suitable for power supply units, surge voltage protection units, motor driving units, sensor signal input units, etc., along with circuit configuration examples.
Details

Technical inquiry

Contact us

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Frequently Asked Questions

FAQs

Notes

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