U211B-MFP

U211B-MFP Datasheet

The integrated circuit U211B is designed as a phase-control circuit in bipolar technology with an internal frequency-to-voltage converter. The device includes an internal control amplifier which means it can be used for speed-regulated motor applications. Amongst others, the device features integrated load limitation, tacho monitoring and soft-start functions, to realize sophisticated motor control systems.

Part	Datasheet
U211B-MFP	U211B-MFP (pdf)

Related Parts	Information
U211B-M	U211B-M
U211B-MFPG3	U211B-MFPG3

PDF Datasheet Preview
• Internal Frequency-to-voltage Converter • Externally Controlled Integrated Amplifier • Overload Limitation with “Fold Back” Characteristic • Optimized Soft-start Function • Tacho Monitoring for Shorted and Open Loop • Automatic Retriggering Switchable • Triggering Pulse Typically 155 mA • Voltage and Current Synchronization • Internal Supply-voltage Monitoring • Temperature Reference Source • Current Requirement 3 mA The integrated circuit U211B is designed as a phase-control circuit in bipolar technology with an internal frequency-to-voltage converter. The device includes an internal control amplifier which means it can be used for speed-regulated motor applications. Amongst others, the device features integrated load limitation, tacho monitoring and soft-start functions, to realize sophisticated motor control systems. Figure Block Diagram 17 16 Voltage/current detector 11 10 9 Control + amplifier 14 13 15 14 Load limitation speed/time controlled 5* Automatic retriggering Phasecontrol unit j = f V12 Output pulse Supply voltage limitation Reference voltage Voltage monitoring 3 -VS 2 GND 16 15 Phase Control IC with Overload Limitation for Tacho Applications U211B Controlled current sink Soft start -VRef Frequency- Pulse-blocking to-voltage converter tacho monitoring 12 11 13 12 9 8 7 Pin numbers in brackets refer to SO16 * Pins 5 and 18 connected internally Pin Configuration Figure Pinning DIP18 Isync 1 GND 2 VS 3 Output 4 Retr 5 VRP 6 CP 7 F/V 8 CRV 9 U211B 18 PB/TM 17 Vsync 16 VRef 15 OVL 14 Isense 13 Csoft 12 CTR/OPO 11 OP+ 10 OP- Pin Description Isync Output Retr Ordering Information Extended Type Number U211B-x U211B-xFP U211B-xFPG3 Package DIP18 SO16 Package Information Package DIP18 Dimensions in mm Remarks Tube Taped and reeled U211B Package SO16 Dimensions in mm technical drawings according to DIN specifications technical drawings according to DIN specifications Atmel Corporation 2325 Orchard Parkway San Jose, CA 95131, USA Tel 1 408 441-0311 Fax 1 408 487-2600 Regional Headquarters 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 Tsimshatsui 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, USA Tel 1 408 441-0311 Fax 1 408 436-4314 Microcontrollers 2325 Orchard Parkway San Jose, CA 95131, USA 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, USA 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, USA 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 Literature Requests Disclaimer 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. Atmel Corporation All rights reserved. and combinations thereof are the registered trademarks of Atmel Corporation or its subsidiaries. Other terms and product names may be the trademarks of others. Printed on recycled paper.

PDF Datasheet Preview

• Internal Frequency-to-voltage Converter
• Externally Controlled Integrated Amplifier
• Overload Limitation with “Fold Back” Characteristic
• Optimized Soft-start Function
• Tacho Monitoring for Shorted and Open Loop
• Automatic Retriggering Switchable
• Triggering Pulse Typically 155 mA
• Voltage and Current Synchronization
• Internal Supply-voltage Monitoring
• Temperature Reference Source
• Current Requirement 3 mA

The integrated circuit U211B is designed as a phase-control circuit in bipolar technology with an internal frequency-to-voltage converter. The device includes an internal control amplifier which means it can be used for speed-regulated motor applications. Amongst others, the device features integrated load limitation, tacho monitoring and soft-start functions, to realize sophisticated motor control systems.

Figure Block Diagram
17 16

Voltage/current detector
11 10 9

Control + amplifier
14 13 15 14

Load limitation speed/time controlled
5* Automatic retriggering

Phasecontrol unit j = f V12

Output
pulse

Supply voltage limitation

Reference voltage

Voltage monitoring
3 -VS
2 GND
16 15

Phase Control IC with Overload Limitation for Tacho Applications

U211B

Controlled current sink

Soft start -VRef

Frequency- Pulse-blocking
to-voltage converter
tacho
monitoring
12 11
13 12 9 8 7

Pin numbers in brackets refer to SO16 * Pins 5 and 18 connected internally

Pin Configuration

Figure Pinning DIP18

Isync 1 GND 2

VS 3 Output 4

Retr 5 VRP 6 CP 7 F/V 8 CRV 9

U211B
18 PB/TM 17 Vsync 16 VRef 15 OVL 14 Isense 13 Csoft 12 CTR/OPO 11 OP+ 10 OP-

Pin Description

Isync

Output

Retr
Ordering Information

Extended Type Number U211B-x U211B-xFP U211B-xFPG3

Package DIP18 SO16

Package Information

Package DIP18

Dimensions in mm

Remarks Tube Taped and reeled

U211B

Package SO16

Dimensions in mm
technical drawings according to DIN specifications
technical drawings according to DIN specifications

Atmel Corporation
2325 Orchard Parkway San Jose, CA 95131, USA Tel 1 408 441-0311 Fax 1 408 487-2600

Regional Headquarters

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 Tsimshatsui 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, USA Tel 1 408 441-0311 Fax 1 408 436-4314

Microcontrollers 2325 Orchard Parkway San Jose, CA 95131, USA 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, USA 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, USA 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

Literature Requests

Disclaimer 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.

Atmel Corporation All rights reserved. and combinations thereof are the registered trademarks of Atmel Corporation or its subsidiaries. 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 U211B-MFP Datasheet file may be downloaded here without warranties.

Datasheet ID: U211B-MFP 519460