IC Chips

74 series Digital Integrated Circuits

CD40 series Digital Integrated Circuits

Optical Couplers

Clock & Calculator ICs

Operational Amplifiers

Power Switch Ics

Driver Ics

Flash Memory

Memory

Audio Special Purpose

Clock/Timing - Application Specific

Clock/Timing - Clock Buffers, Drivers

Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers

Clock/Timing - Delay Lines

Clock/Timing - IC Batteries

Clock/Timing - Programmable Timers and Oscillators

Clock/Timing - Real Time Clocks

Data Acquisition - ADCs/DACs - Special Purpose

Data Acquisition - Analog Front End (AFE)

Data Acquisition - Analog to Digital Converters (ADC)

Data Acquisition - Digital Potentiometers

Data Acquisition - Digital to Analog Converters (DAC)

Data Acquisition - Touch Screen Controllers

Embedded - CPLDs (Complex Programmable Logic Devices)

Embedded - DSP (Digital Signal Processors)

Embedded - FPGAs (Field Programmable Gate Array)

Embedded - FPGAs (Field Programmable Gate Array) with Microcontrollers

Embedded - Microcontroller, Microprocessor, FPGA Modules

Embedded - Microcontrollers

Embedded - Microcontrollers - Application Specific

Embedded - Microprocessors

Embedded - PLDs (Programmable Logic Device)

Embedded - System On Chip (SoC)

Interface - Analog Switches - Special Purpose

Interface - Analog Switches, Multiplexers, Demultiplexers

Interface - CODECs

Interface - Controllers

Interface - Direct Digital Synthesis (DDS)

Interface - Drivers, Receivers, Transceivers

Interface - Encoders, Decoders, Converters

Interface - Filters - Active

Interface - I/O Expanders

Interface - Modems - ICs and Modules

Interface - Modules

Interface - Sensor and Detector Interfaces

Interface - Sensor, Capacitive Touch

Interface - Serializers, Deserializers

Interface - Signal Buffers, Repeaters, Splitters

Interface - Signal Terminators

Interface - Specialized

Interface - Telecom

Interface - UARTs (Universal Asynchronous Receiver Transmitter)

Interface - Voice Record and Playback

Linear - Amplifiers - Audio

Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps

Linear - Amplifiers - Special Purpose

Linear - Amplifiers - Video Amps and Modules

Linear - Analog Multipliers, Dividers

Linear - Comparators

Linear - Video Processing

Logic - Buffers, Drivers, Receivers, Transceivers

Logic - Comparators

Logic - Counters, Dividers

Logic - FIFOs Memory

Logic - Flip Flops

Logic - Gates and Inverters

Logic - Gates and Inverters - Multi-Function, Configurable

Logic - Latches

Logic - Multivibrators

Logic - Parity Generators and Checkers

Logic - Shift Registers

Logic - Signal Switches, Multiplexers, Decoders

Logic - Specialty Logic

Logic - Translators, Level Shifters

Logic - Universal Bus Functions

Memory - Batteries

Memory - Configuration Proms for FPGAs

Memory - Controllers

PMIC - AC DC Converters, Offline Switchers

PMIC - Battery Chargers

PMIC - Battery Management

PMIC - Current Regulation/Management

PMIC - Display Drivers

PMIC - Energy Metering

PMIC - Full, Half-Bridge Drivers

PMIC - Gate Drivers

PMIC - Hot Swap Controllers

PMIC - Laser Drivers

PMIC - LED Drivers

PMIC - Lighting, Ballast Controllers

PMIC - Motor Drivers, Controllers

PMIC - OR Controllers, Ideal Diodes

PMIC - PFC (Power Factor Correction)

PMIC - Power Distribution Switches, Load Drivers

PMIC - Power Management - Specialized

PMIC - Power Over Ethernet (PoE) Controllers

PMIC - Power Supply Controllers, Monitors

PMIC - RMS to DC Converters

PMIC - Supervisors

PMIC - Thermal Management

PMIC - V/F and F/V Converters

PMIC - Voltage Reference

PMIC - Voltage Regulators - DC DC Switching Controllers

PMIC - Voltage Regulators - DC DC Switching Regulators

PMIC - Voltage Regulators - Linear

PMIC - Voltage Regulators - Linear + Switching

PMIC - Voltage Regulators - Linear Regulator Controllers

PMIC - Voltage Regulators - Special Purpose

Specialized ICs

Modules

IGBT

IPM

Thyristors

Rectifiers

Power Supply

Smart Power Module

SCR,GTO and Diode

FET

Darlington Transistors

RF Modules

CNC PRODUCTS

ENCODER

Motor

Servo drive & amplifier & Servo

Diode Module

Transistor Module

Switch Relay

PLC

Inverter

Contactor & Breaker

Elevator Board

Industry Control

Transistors

Diodes

Bipolar transistors

Resistors

Carbon Film Resistors

Cement Resistors

Chassis Mount Resistors

Chip Resistor - Surface Mount

Current Sense Resistors

Fusible Chip Resistor

High Precision & Low TCR SMD Resistors

High Voltage Resistor

LED Strip Resistors

MELF Resistor

Metal Alloy Resistors

Metal Film Resistor (TH)

Metal Glaze Resistors

Metal Oxide Film Resistors

Metal Oxide Resistors

NTC Thermistors

PTC Thermistors

Photoresistors

Potentiometers & Variable Resistors

Precision Potentiometer

Resistor Networks & Arrays

Resistor Networks & Arrays (TH)

Ultra Low Resistors (SMD)

Variable Resistors

Varistors

Wirewound Resistors

Capacitors

Aluminum Electrolytic Capacitors - SMD

CL21 Capacitor

Ceramic Disc Capacitors

High Voltage Capacitors

Metallized Polyester Film Capacitor

Multilayer Ceramic Capacitors MLCC - Leaded

Multilayer Ceramic Capacitors MLCC - SMD/SMT

Mylar Capacitor

Niobium Oxide Capacitors

Polyester Film Capacitors

Solid Polymer Electrolytic Capacitor

Supercapacitors & Ultracapacitors

Suppression Capacitors

Tantalum Capacitors

Trimmers, Variable Capacitors

Inductors & Ferrite Beads & Transformers

Antennas

Current Transformers

General Inductors (TH)

HF Inductors

Inductors (SMD)

LINE Filter

Power Inductors

Power Transformer

RJ45 Transformer

Radial Inductor (TH)

The circular inductors

Crystals

49S

49SMD

49U

Ceramic Resonators

DIP Oscillators(XO)

Radial Cylinder Crystals

SAW Resonators

SMD Crystals

SMD Oscillators(XO)

Connectors

AV Connectors

Audio & Video Connectors

Banana and Tip Connectors

Card Edge Connectors

Circular Connectors

Connector - Card Sockets

Connectors

Connectors - Accessories

Connectors - Housings

Contacts

D-Sub Connectors

Ethernet Connectors/Modular Connectors

FFC, FPC (Flat Flexible) Connectors

Fiber Optic Connectors

IC & Component Sockets

LED Light Pipes

Mezzanine Connectors (Board to Board)

PCB Connectors - Headers, Male Pins

PCB Connectors - Headers, Receptacles, Female Sockets

PCB Connectors - Housings

Power Connectors

RF Connectors/Coaxial Connectors

Shunts & Jumpers

Terminal Blocks - Accessories

Terminal Blocks - Barrier Blocks

Terminal Blocks - Din Rail, Channel

Terminal Blocks - Headers, Plugs and Sockets

Terminals

Test Clips

Test Points/Test Rings

USB Connectors

Unspecified Connectors

Screw-type wiring

Spring-type wiring

Pluggable Terminal Blocks

Through-wall Terminal Blocks

Automotive Terminals

Terminal Housings, Insulation Sleeves & Blocks

Quick Disconnect Wire Connectors and Terminals

Spare & Wear Tooling

Automotive Connectors

PCB Connectors

Sign In

3.Enter "account center"->"My inquiries" and check the status of your inquiries

Dear customers, due to the implementation of the GDPR policy in Europe, UTSOURCE has also made adjustment accordingly to meet the policy requirements. Please read the new privacy policy carefully and this window will no longer pop up after you accept it.

I agree all UTSOURCE Terms & Conditions,Privacy Statement
Agree Later Submit

Delivery Address

Alternate Text

+ Add Address

Confirm

The new shipping address

*Country/Region :
*Contact :
*Cell Phone:
+

* Please fill in the cell phone number correctly to make sure that you can receive the tracking info in time.

Country Code
*Address :
*City :
Province/State :
*Province/State :
*Post Code :
Please enter a new 5-digit zip code..
Company :
Cancel
Submit

PMIC - Motor Drivers, Controllers

Filters:
clear
Alternate Text
relate product result :3525 items
Alternate Text Utsource
L293DNE

Enlarge

Used and refurbished parts guaranteed can work well

L293DNE

DIP16

Texas Instruments

CAP CH UHF 300PF5%

Utsource

≥1:

£1.00454

£0.90408

≥5:

£0.66969

£0.60272

≥10:

£0.60272

£0.54245

≥20:

£0.58598

£0.52738

≥50:

£0.56924

£0.51231

≥100:

£0.55250

£0.49725

≥200:

£0.53575

£0.48218

≥500:

£0.52906

£0.47615

≥1000:

£0.51901

£0.46711

From: £0.51901

Description: The L293DNE is a quadruple high-current half-H driver. It is designed to provide bidirectional drive currents of up to 600mA at voltages from 4.5V to 36V. Feature: Output current up to

Stock:10000

Minimum:2

Favorite

A3955SB-T

Enlarge

Used and refurbished parts guaranteed can work well

A3955SB-T

DIP-16

Allegro

Full-bridge PWM Microstepping Motor Driver

Utsource

≥1:

£2.23231

£2.00907

≥5:

£2.12069

£1.90862

≥10:

£2.00907

£1.80817

≥20:

£1.95327

£1.75794

≥50:

£1.89746

£1.70771

≥100:

£1.84165

£1.65749

≥200:

£1.78584

£1.60726

≥500:

£1.76352

£1.58717

≥1000:

£1.73004

£1.55703

From: £1.73004

The A3955SB-T is a DMOS Microstepping Driver with Translator from Allegro MicroSystems. It is a bipolar stepper motor driver IC that is designed to operate bipolar stepper motors in full, half, quarte

Stock:10000

Minimum:2

Favorite

U2010B-MY

Enlarge

Used and refurbished parts guaranteed can work well

U2010B-MY

DIP16

TFK

IC PHASE-CTRL W/CURR FDBK 16DIP

Utsource

≥1:

£1.84669

£1.66202

≥5:

£1.23112

£1.10801

≥10:

£1.10801

£0.99721

≥20:

£1.07723

£0.96951

≥50:

£1.04645

£0.94181

≥100:

£1.01567

£0.91411

≥200:

£0.98490

£0.88641

≥500:

£0.97258

£0.87533

≥1000:

£0.95412

£0.85871

From: £0.95412

Package Type: DIP16 Manufacturer: TFK Description: The U2010B-MY is a high-speed, low-power CMOS integrated circuit. It is a dual monostable multivibrator designed for use in a variety of application

Stock:10000

Minimum:2

Favorite

SLA7078MPR

Enlarge

Used and refurbished parts guaranteed can work well

SLA7078MPR

ZIP-23

Sanken Electric

Motor Driver IC Family

Utsource

≥1:

£6.69692

£6.02722

≥5:

£6.36207

£5.72586

≥10:

£6.02723

£5.42450

≥20:

£5.85980

£5.27382

≥50:

£5.69238

£5.12314

≥100:

£5.52496

£4.97246

≥200:

£5.35753

£4.82178

≥500:

£5.29056

£4.76151

≥1000:

£5.19011

£4.67110

From: £5.19011

Description: The SLA7078MPR is a high-performance, full-bridge motor driver IC from Sanken. It is designed to drive a wide range of motors, including brushed DC motors, stepper motors, and brushless D

Stock:5000

Minimum:1

Favorite

IR2238Q

Enlarge

Used and refurbished parts guaranteed can work well

IR2238Q

QFP-64

International Rectifier

07+

3-PHASE AC Motor Controller IC

Utsource

≥1:

£4.46461

£4.01815

≥5:

£4.24138

£3.81724

≥10:

£4.01815

£3.61634

≥20:

£3.90653

£3.51588

≥50:

£3.79492

£3.41543

≥100:

£3.68330

£3.31497

≥200:

£3.57169

£3.21452

≥500:

£3.52704

£3.17434

≥1000:

£3.46007

£3.11407

From: £3.46007

The IR2238Q is a high-voltage, high-speed power MOSFET and IGBT driver with independent high and low side referenced output channels. It is designed to drive power N-channel MOSFETs and IGBTs in the h

Stock:10000

Minimum:1

Favorite

U211B-M

Enlarge

Used and refurbished parts guaranteed can work well

U211B-M

SOP-16

Atmel

IC PHASE CONTROL TACHO 18-DIP

Utsource

≥1:

£2.47704

£2.22934

≥5:

£2.35319

£2.11787

≥10:

£2.22934

£2.00641

≥20:

£2.16741

£1.95067

≥50:

£2.10549

£1.89494

≥100:

£2.04356

£1.83921

≥200:

£1.98164

£1.78347

≥500:

£1.95687

£1.76118

≥1000:

£1.91971

£1.72774

From: £1.91971

The U211B-M is an integrated circuit (IC) manufactured by Atmel. It is a 16-pin SOP (Small Outline Package) device. The U211B-M is a voltage supervisor IC that is designed to provide a reset signa

Stock:10000

Minimum:1

Favorite

A3986SLDTR-T

Enlarge

Used and refurbished parts guaranteed can work well

A3986SLDTR-T

TSSOP-38

Allegro

A3986SLD-T WITH TAPE & REEL

Utsource

≥1:

£27.20317

£24.48285

≥2:

£27.20317

£24.48285

≥5:

£26.29640

£23.66676

≥10:

£25.93369

£23.34032

≥20:

£25.75233

£23.17710

≥30:

£25.38962

£22.85066

≥50:

£25.38962

£22.85066

≥100:

£25.20827

£22.68744

≥500:

£25.02692

£22.52423

From: £25.02692

Description: The A3986SLDTR-T is a complete microstepping motor driver with built-in translator for easy operation. It is designed to operate bipolar stepper motors in full-, half-, quarter-, and eigh

Stock:2000

Minimum:1

Favorite

TB6600HG

Enlarge

Used and refurbished parts guaranteed can work well

TB6600HG

ZIP-25

Toshiba America Electronic Components

IC MTR DRVR BIPOLAR 8-42V 25HZIP

Utsource

≥1:

£3.34846

£3.01361

≥5:

£3.18104

£2.86293

≥10:

£3.01361

£2.71225

≥20:

£2.92990

£2.63691

≥50:

£2.84619

£2.56157

≥100:

£2.76248

£2.48623

≥200:

£2.67877

£2.41089

≥500:

£2.64528

£2.38075

≥1000:

£2.59505

£2.33555

From: £2.59505

Description: The TB6600HG is a bipolar stepper motor driver IC from Toshiba America Electronic Components. It is a high-performance, low-voltage driver IC for two-phase bipolar stepper motors. Feat

Stock:10000

Minimum:1

Favorite

TEA3718SP

Enlarge

Used and refurbished parts guaranteed can work well

TEA3718SP

ZIP-15

STMicroelectronics

STEPPER MOTOR DRIVER

Utsource

≥1:

£2.23231

£2.00907

≥5:

£2.12069

£1.90862

≥10:

£2.00907

£1.80817

≥20:

£1.95327

£1.75794

≥50:

£1.89746

£1.70771

≥100:

£1.84165

£1.65749

≥200:

£1.78584

£1.60726

≥500:

£1.76352

£1.58717

≥1000:

£1.73004

£1.55703

From: £1.73004

Stock:10000

Minimum:2

Favorite

NJM2606AD

Enlarge

Used and refurbished parts guaranteed can work well

NJM2606AD

DIP-8

JRC

IC DC MOTOR CTRLR LOW-VOLT 8-DIP

Utsource

≥1:

£0.92290

£0.83061

≥5:

£0.80754

£0.72679

≥10:

£0.46145

£0.41531

≥20:

£0.41531

£0.37378

≥50:

£0.40377

£0.36339

≥100:

£0.39223

£0.35301

≥200:

£0.38070

£0.34263

≥500:

£0.39223

£0.35301

≥1000:

£0.36916

£0.33225

From: £0.36916

The NJM2606AD is a dual operational amplifier manufactured by JRC. It is a low-power, high-speed, and low-noise device. It is available in an 8-pin DIP package. Features: * Low noise: 0.7nV/√Hz *

Stock:10000

Minimum:2

Favorite

BA6859AFP-YE2

Enlarge

Used and refurbished parts guaranteed can work well

BA6859AFP-YE2

HSOP-28

ROHM Semiconductor

05+

3-phase Motor Driver for CD-ROMsCD-ROM

Utsource

≥1:

£2.34392

£2.10953

≥5:

£1.56261

£1.40635

≥10:

£1.40635

£1.26572

≥20:

£1.36729

£1.23056

≥50:

£1.32822

£1.19540

≥100:

£1.28916

£1.16024

≥200:

£1.25009

£1.12508

≥500:

£1.23446

£1.11102

≥1000:

£1.21103

£1.08992

From: £1.21103

Stock:10000

Minimum:2

Favorite

L293N

Enlarge

Used and refurbished parts guaranteed can work well

L293N

DIP-16

Texas Instruments

QUADRUPLE HALF-H DRIVERS

Utsource

≥1:

£2.00907

£1.80817

≥5:

£1.33938

£1.20544

≥10:

£1.20545

£1.08490

≥20:

£1.17196

£1.05476

≥50:

£1.13848

£1.02463

≥100:

£1.10499

£0.99449

≥200:

£1.07151

£0.96436

≥500:

£1.05811

£0.95230

≥1000:

£1.03802

£0.93422

From: £1.03802

Stock:10000

Minimum:2

Favorite

SLA7051M

Enlarge

Used and refurbished parts guaranteed can work well

SLA7051M

ZIP-18

Sanken Electric

UNIPOLAR STEPPER-MOTOR TRANSLATOR/PWM DRIVER

Utsource

≥1:

£2.23231

£2.00907

≥5:

£2.12069

£1.90862

≥10:

£2.00907

£1.80817

≥20:

£1.95327

£1.75794

≥50:

£1.89746

£1.70771

≥100:

£1.84165

£1.65749

≥200:

£1.78584

£1.60726

≥500:

£1.76352

£1.58717

≥1000:

£1.73004

£1.55703

From: £1.73004

The SLA7051M is a ZIP-18 integrated circuit (IC) manufactured by Sanken. It is a motor driver IC that is designed for use in driving bipolar stepper motors. It features a low voltage operation, low po

Stock:10000

Minimum:2

Favorite

A3967SLB

Enlarge

Used and refurbished parts guaranteed can work well

A3967SLB

SOP-24

Allegro

0301

MICROSTEPPING DRIVER WITH TRANSLATOR

Utsource

≥1:

£4.46461

£4.01815

≥5:

£4.24138

£3.81724

≥10:

£4.01815

£3.61634

≥20:

£3.90653

£3.51588

≥50:

£3.79492

£3.41543

≥100:

£3.68330

£3.31497

≥200:

£3.57169

£3.21452

≥500:

£3.52704

£3.17434

≥1000:

£3.46007

£3.11407

From: £3.46007

Stock:10000

Minimum:1

Favorite

NCV7708ADWG

Enlarge

Used and refurbished parts guaranteed can work well

NCV7708ADWG

SOIC-28

On Semiconductor

09+

Double Hex Driver

Utsource

≥1:

£4.46461

£4.01815

≥5:

£4.24138

£3.81724

≥10:

£4.01815

£3.61634

≥20:

£3.90653

£3.51588

≥50:

£3.79492

£3.41543

≥100:

£3.68330

£3.31497

≥200:

£3.57169

£3.21452

≥500:

£3.52704

£3.17434

≥1000:

£3.46007

£3.11407

From: £3.46007

Stock:10000

Minimum:1

Favorite

A3949SLB

Enlarge

Used and refurbished parts guaranteed can work well

A3949SLB

SOP-16

Allegro

08+

DMOS Full-Bridge Motor Driver

Utsource

≥1:

£6.67736

£6.00963

≥5:

£6.34350

£5.70915

≥10:

£6.00963

£5.40867

≥20:

£5.84269

£5.25842

≥50:

£5.67576

£5.10818

≥100:

£5.50882

£4.95794

≥200:

£5.34189

£4.80770

≥500:

£5.27512

£4.74760

≥1000:

£5.17496

£4.65746

From: £5.17496

Stock:5000

Minimum:1

Favorite

A3977SLP

Enlarge

Used and refurbished parts guaranteed can work well

A3977SLP

TSSOP-28

Allegro

04+

MICROSTEPPING DMOS DRIVER WITH TRANSLATOR

Utsource

≥1:

£4.46461

£4.01815

≥5:

£4.24138

£3.81724

≥10:

£4.01815

£3.61634

≥20:

£3.90653

£3.51588

≥50:

£3.79492

£3.41543

≥100:

£3.68330

£3.31497

≥200:

£3.57169

£3.21452

≥500:

£3.52704

£3.17434

≥1000:

£3.46007

£3.11407

From: £3.46007

The A3977SLP is a microstepping motor driver IC with a built-in translator from Allegro MicroSystems. It is designed to operate bipolar stepper motors in full, half, quarter, and eighth-step modes, wi

Stock:10000

Minimum:1

Favorite

A4988SETTR-T

Enlarge

Used and refurbished parts guaranteed can work well

A4988SETTR-T

QFN-28

Allegro

MICROSTEPPER MOTOR DRVR 28QFN

Utsource

≥1:

£1.51536

£1.36382

≥5:

£1.01024

£0.90922

≥10:

£0.90922

£0.81829

≥20:

£0.88396

£0.79556

≥50:

£0.85870

£0.77283

≥100:

£0.83345

£0.75010

≥200:

£0.80819

£0.72737

≥500:

£0.79809

£0.71828

≥1000:

£0.78294

£0.70464

From: £0.78294

Description: The A4988SETTR-T is a complete microstepping motor driver with built-in translator for easy operation. It is designed to operate bipolar stepper motors in full, half, quarter, eighth, and

Stock:10000

Minimum:2

Favorite

A3959SLPTR-T

Enlarge

Used and refurbished parts guaranteed can work well

A3959SLPTR-T

TSSOP

Allegro Microsystems, Llc

MOTOR DRIVER PWM FULL 28TSSOP

Utsource

≥1:

£14.55626

£13.10064

≥5:

£13.74758

£12.37282

≥10:

£13.34324

£12.00892

≥20:

£12.93890

£11.64501

≥50:

£12.53456

£11.28110

≥100:

£12.37282

£11.13554

≥200:

£12.13022

£10.91720

≥500:

£11.96848

£10.77163

≥1000:

£11.72588

£10.55329

From: £11.72588

Description: The A3959SLPTR-T is a monolithic integrated circuit designed to provide bidirectional motor control and drive capability for two brushed DC motors. Features: Low voltage operation: 2.7

Stock:2000

Minimum:1

Favorite

A3953SLB-T

Enlarge

Used and refurbished parts guaranteed can work well

A3953SLB-T

SOP16

Allegro Microsystems Llc

IC MTR DRV BIPOLAR 3-5.5V 16SOIC

Utsource

≥1:

£1.93644

£1.74279

≥5:

£1.29096

£1.16186

≥10:

£1.16186

£1.04567

≥20:

£1.12959

£1.01663

≥50:

£1.09732

£0.98759

≥100:

£1.06504

£0.95853

≥200:

£1.03277

£0.92949

≥500:

£1.01985

£0.91787

≥1000:

£1.00049

£0.90044

From: £1.00049

Description: The A3953SLB-T is a high-performance, micro-stepping, bipolar chopper-type stepper motor driver. Features: Low RDS(ON) outputs Internal UVLO Internal thermal shutdown Internal over-

Stock:10000

Minimum:2

Favorite

Alternate Text
Alternate Text

Currency:

Alternate Text Alternate Text Alternate Text

Product New Used

Stop production experts, we can provide a large number of electronic components that have been stopped production and are difficult to find, to facilitate the maintenance company

Alternate Text Stock

Non-Stock

Non-Stock

Toll-Free Call

(888) 766 5577 USA & Canada

+52 5515436027
+52 5515436028 Mexico

+49 6931090199 Germany

+55 21 3609 8727 Brazil

(800) 137235 Italy

(900) 649657 Spain

Whatsapp

+1 (312) 899-4831 USA

+49 15217848563 Germany

+52 55 7637 4368 Mexico

Email

sales@utsource.com

GLOBAL PAYMENTS

Global logistics

footShip
Copyright © 2022 Power by UTSOURCE INTERNATIONAL LIMITED ISO/IEC 20000-1:2011,ISO/IEC 27001:2013 鄂ICP备2021003526号-1