U2008B-MFP

U2008B-MFP Datasheet

The U2008B is designed as a phase-control circuit in bipolar technology. It enables load-current detection as well as mains-compensated phase control. Motor control with load-current feedback and overload protection are preferred applications.

Part	Datasheet
U2008B-MFP	U2008B-MFP (pdf)

Related Parts	Information
U2008B-M	U2008B-M
U2008B-MFPG3	U2008B-MFPG3

PDF Datasheet Preview
• Full Wave Current Sensing • Compensated Mains Supply Variations • Variable Soft Start or Load-current Sensing • Voltage and Current Synchronization • Switchable Automatic Retriggering • Triggering Pulse Typically 125 mA • Internal Supply-voltage Monitoring • Current Requirement 3 mA • Low-cost Motor Control • Domestic Appliance The U2008B is designed as a phase-control circuit in bipolar technology. It enables load-current detection as well as mains-compensated phase control. Motor control with load-current feedback and overload protection are preferred applications. Figure Block Diagram with Typical Circuit Load Current Sensing 230 V ~ Load 22 kW/2 W BYT51K R2 330 kW R1 D1 amax R8 1 MW Limiting detector Voltage detector Mains voltage compensation Low-cost Phase-control IC with Soft Start U2008B Automatic retriggering TIC 226 180 W Current detector Full wave load current detector Soft start Phase control unit j = f V3 V R6 = ±250 mV 100 nF U2008B Supply voltage limiting 22 µF/ 25 V 4 GND Reference voltage Voltage monitoring R14 47 kW R10 100 kW Set point Load current compensation Figure Block Diagram with Typical Circuit Soft Start 230 V ~ 22 kW/2W BYT51K L Load R2 680 kW amax R8 470 kW Ordering Information Extended Type Number U2008B-x U2008B-xFP U2008B-xFPG3 Package DIP8 SO8 Package Information Package DIP8 Dimensions in mm Remarks Tube Taped and reeled technical drawings according to DIN specifications Package SO8 Dimensions in mm U2008B technical drawings according to DIN specifications Atmel Headquarters Corporate Headquarters 2325 Orchard Parkway San Jose, CA 95131 TEL 1 408 441-0311 FAX 1 408 487-2600 Europe Atmel Sarl Route des Arsenaux 41 Case Postale 80 CH-1705 Fribourg Switzerland TEL 41 26-426-5555 FAX 41 26-426-5500 Asia Room 1219 Chinachem Golden Plaza 77 Mody Road Tsimhatsui East Kowloon Hong Kong TEL 852 2721-9778 FAX 852 2722-1369 Japan 9F, Tonetsu Shinkawa Bldg. 1-24-8 Shinkawa Chuo-ku, Tokyo 104-0033 Japan TEL 81 3-3523-3551 FAX 81 3-3523-7581 Atmel Operations Memory 2325 Orchard Parkway San Jose, CA 95131 TEL 1 408 441-0311 FAX 1 408 436-4314 Microcontrollers 2325 Orchard Parkway San Jose, CA 95131 TEL 1 408 441-0311 FAX 1 408 436-4314 La Chantrerie BP 70602 44306 Nantes Cedex 3, France TEL 33 2-40-18-18-18 FAX 33 2-40-18-19-60 ASIC/ASSP/Smart Cards Zone Industrielle 13106 Rousset Cedex, France TEL 33 4-42-53-60-00 FAX 33 4-42-53-60-01 1150 East Cheyenne Mtn. Blvd. Colorado Springs, CO 80906 TEL 1 719 576-3300 FAX 1 719 540-1759 Scottish Enterprise Technology Park Maxwell Building East Kilbride G75 0QR, Scotland TEL 44 1355-803-000 FAX 44 1355-242-743 RF/Automotive Theresienstrasse 2 Postfach 3535 74025 Heilbronn, Germany TEL 49 71-31-67-0 FAX 49 71-31-67-2340 1150 East Cheyenne Mtn. Blvd. Colorado Springs, CO 80906 TEL 1 719 576-3300 FAX 1 719 540-1759 Biometrics/Imaging/Hi-Rel MPU/ High Speed Converters/RF Datacom Avenue de Rochepleine BP 123 38521 Saint-Egreve Cedex, France TEL 33 4-76-58-30-00 FAX 33 4-76-58-34-80 e-mail Web Site Atmel Corporation Atmel Corporation makes no warranty for the use of its products, other than those expressly contained in the Company’s standard warranty which is detailed in Atmel’s Terms and Conditions located on the Company’s web site. The Company assumes no responsibility for any errors which may appear in this document, reserves the right to change devices or specifications detailed herein at any time without notice, and does not make any commitment to update the information contained herein. No licenses to patents or other intellectual property of Atmel are granted by the Company in connection with the sale of Atmel products, expressly or by implication. Atmel’s products are not authorized for use as critical components in life support devices or systems. is the registered trademark of Atmel. Other terms and product names may be the trademarks of others. Printed on recycled paper.

PDF Datasheet Preview

• Full Wave Current Sensing
• Compensated Mains Supply Variations
• Variable Soft Start or Load-current Sensing
• Voltage and Current Synchronization
• Switchable Automatic Retriggering
• Triggering Pulse Typically 125 mA
• Internal Supply-voltage Monitoring
• Current Requirement 3 mA
• Low-cost Motor Control
• Domestic Appliance

The U2008B is designed as a phase-control circuit in bipolar technology. It enables load-current detection as well as mains-compensated phase control. Motor control with load-current feedback and overload protection are preferred applications.

Figure Block Diagram with Typical Circuit Load Current Sensing
230 V ~ Load
22 kW/2 W BYT51K

R2 330 kW

R1 D1 amax

R8 1 MW

Limiting detector

Voltage detector

Mains voltage compensation

Low-cost Phase-control IC with Soft Start

U2008B

Automatic retriggering

TIC 226
180 W

Current detector

Full wave load current detector Soft start

Phase control unit
j = f V3

V R6 = ±250 mV
100 nF

U2008B

Supply voltage limiting
22 µF/ 25 V 4 GND

Reference voltage

Voltage monitoring

R14 47 kW

R10 100 kW

Set point

Load current
compensation

Figure Block Diagram with Typical Circuit Soft Start
230 V ~
22 kW/2W

BYT51K

L Load

R2 680 kW
amax

R8 470 kW
Ordering Information

Extended Type Number U2008B-x U2008B-xFP U2008B-xFPG3

Package DIP8 SO8

Package Information

Package DIP8

Dimensions in mm

Remarks Tube Taped and reeled
technical drawings according to DIN specifications

Package SO8

Dimensions in mm

U2008B
technical drawings according to DIN specifications

Atmel Headquarters

Corporate Headquarters 2325 Orchard Parkway San Jose, CA 95131 TEL 1 408 441-0311 FAX 1 408 487-2600

Europe Atmel Sarl Route des Arsenaux 41 Case Postale 80 CH-1705 Fribourg Switzerland TEL 41 26-426-5555 FAX 41 26-426-5500

Asia Room 1219 Chinachem Golden Plaza 77 Mody Road Tsimhatsui East Kowloon Hong Kong TEL 852 2721-9778 FAX 852 2722-1369

Japan 9F, Tonetsu Shinkawa Bldg. 1-24-8 Shinkawa Chuo-ku, Tokyo 104-0033 Japan TEL 81 3-3523-3551 FAX 81 3-3523-7581

Atmel Operations

Memory 2325 Orchard Parkway San Jose, CA 95131 TEL 1 408 441-0311 FAX 1 408 436-4314

Microcontrollers 2325 Orchard Parkway San Jose, CA 95131 TEL 1 408 441-0311 FAX 1 408 436-4314

La Chantrerie BP 70602 44306 Nantes Cedex 3, France TEL 33 2-40-18-18-18 FAX 33 2-40-18-19-60

ASIC/ASSP/Smart Cards Zone Industrielle 13106 Rousset Cedex, France TEL 33 4-42-53-60-00 FAX 33 4-42-53-60-01
1150 East Cheyenne Mtn. Blvd. Colorado Springs, CO 80906 TEL 1 719 576-3300 FAX 1 719 540-1759

Scottish Enterprise Technology Park Maxwell Building East Kilbride G75 0QR, Scotland TEL 44 1355-803-000 FAX 44 1355-242-743

RF/Automotive Theresienstrasse 2 Postfach 3535 74025 Heilbronn, Germany TEL 49 71-31-67-0 FAX 49 71-31-67-2340 1150 East Cheyenne Mtn. Blvd. Colorado Springs, CO 80906 TEL 1 719 576-3300 FAX 1 719 540-1759

Biometrics/Imaging/Hi-Rel MPU/ High Speed Converters/RF Datacom

Avenue de Rochepleine BP 123 38521 Saint-Egreve Cedex, France TEL 33 4-76-58-30-00 FAX 33 4-76-58-34-80
e-mail Web Site

Atmel Corporation Atmel Corporation makes no warranty for the use of its products, other than those expressly contained in the Company’s standard warranty which is detailed in Atmel’s Terms and Conditions located on the Company’s web site. The Company assumes no responsibility for any errors which may appear in this document, reserves the right to change devices or specifications detailed herein at any time without notice, and does not make any commitment to update the information contained herein. No licenses to patents or other intellectual property of Atmel are granted by the Company in connection with the sale of Atmel products, expressly or by implication. Atmel’s products are not authorized for use as critical components in life support devices or systems.
is the registered trademark of Atmel. Other terms and product names may be the trademarks of others.

Printed on recycled paper.

Notice: we do not provide any warranties that information, datasheets, application notes, circuit diagrams, or software stored on this website are up-to-date or error free. The archived U2008B-MFP Datasheet file may be downloaded here without warranties.

Datasheet ID: U2008B-MFP 519449