U2010B ATMEL Corporation, U2010B Datasheet

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U2010B

Manufacturer Part Number
U2010B
Description
Manufacturer
ATMEL Corporation
Datasheet

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Features
Applications
1. Description
The U2010B is designed as a phase-control circuit in bipolar technology for motor
control applications with load-current feedback and overload protection. It enables
load-current detection and has a soft-start function as well as reference voltage
output.
Figure 1-1.
Full-wave Current Sensing
Mains Supply Variation Compensated
Programmable Load-current Limitation with Over- and High-load Output
Variable Soft Start
Voltage and Current Synchronization
Automatic Retriggering Switchable
Triggering Pulse Typically 125 mA
Internal Supply-voltage Monitoring
Current Requirement 3 mA
Temperature-compensated Reference Voltage
Advanced Motor Control
Grinder
Drilling Machine
1
16
Pulse
output
Automatic
retriggering
Limiting
detector
Current
detector
Load
current
detector
2
Block Diagram
Voltage
detector
control unit
3
15
Level
shift
Phase
= f (V
4
)
14
4
Mains voltage
compensation
-
5
Full wave
1
Output
rectifier
Overload
2
+
13
6
High load
monitoring
Programmable
100%
Voltage
12
Soft
start
overload
protection
7
70%
Reference
voltage
U2010B
Supply
voltage
Auto-
start
I
max
max
8
11
A
C
B
G
N
D
10
9
Phase-control
IC with Current
Feedback and
Overload
Protection
U2010B
Rev. 4766B–INDCO–10/05

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U2010B Summary of contents

Page 1

... Advanced Motor Control • Grinder • Drilling Machine 1. Description The U2010B is designed as a phase-control circuit in bipolar technology for motor control applications with load-current feedback and overload protection. It enables load-current detection and has a soft-start function as well as reference voltage output. Figure 1-1. Block Diagram ...

Page 2

... Figure 1-2. Block Diagram with External Circuit U2010B 2 4766B–INDCO–10/05 ...

Page 3

... HIGH LOAD High load indication 13 OVERLOAD Overload indication 14 VR Ramp current adjust 15 VSYNC Voltage synchronization 16 OUTPUT Trigger output 4766B–INDCO–10/05 ISENSE 1 2 ISENSE C 3 CONTROL 4 U2010B COMP 5 ILOAD 6 CSOFT 7 VREF 8 OUTPUT 16 VSYNC OVERLOAD 12 HIGH LOAD GND 9 MODE U2010B 3 ...

Page 4

... General Description 3.1 Mains Supply The U2010B contains voltage limiting and can be connected with the mains supply via Supply voltage – between pin 10 and pin 11 – is smoothed the case of V nally whereby V The series resistance 1max where: V mains ...

Page 5

... Monitoring the current flow after triggering. – Avoiding triggering due to an inductive load. The current synchronization as described above is a special feature of the U2010B. The device evaluates the voltage at the pulse output between gate and reference electrode of the triac result, no separate current synchronization input with specified series resistance is necessary. ...

Page 6

... By using an LED between these pins (11 and 12), a high-load indication can be realized. If the potential at pin 6 increases to about 6 The result is programmable at pin 9 (operation mode). 3.8.1 Mode Selection U2010B 6 , there is a difference between both input currents at pins 1 and 2. This 6 , modulates this voltage. An increase of mains voltage causes the ...

Page 7

... ± stg amb Symbol R thJA R thJA R thJA U2010B Value Unit 30 mA 100 500 µA 0 ...

Page 8

... Soft Start, see Figure 7-4 and Figure 7-5 on page 11 Starting current Final current V 7-10 Discharge current Output current Mains Voltage Compensation, see Transfer gain Output offset current V (R6) U2010B 8 Pin and = 13 open 11 -1 limit ...

Page 9

... V 4 4.35 4.7 T70 V 5.8 6.2 6.6 T100 V 1.25 1.55 1.85 T25 3.8 4.3 4 0.5 0.75 1.0 sat V 7.0 7.4 7.8 lim I 0.5 lkg V 0.1 sat lkg 100 13-8 U2010B Unit µA/mV 6 µ µ µA 20 µ µ µ ...

Page 10

... Diagrams Figure 7-1. Figure 7-2. Figure 7-3. U2010B 10 Ramp Control 250 200 6.8 nF 4.7 nF 150 100 200 400 Pulse Output 120 100 200 400 R Output Pulse Width 400 µs/nF p 300 200 100 (nF) 2 1.5 nF ...

Page 11

... Soft-start Characteristic µF 8 4.7 µF 2.2 µ Mains Voltage Compensation 120 160 Pins 1 and 2 open 200 - (mA 5.0 7.5 Reference Point Pin µ - (s) Reference Point Pin U2010B 11 ...

Page 12

... Figure 7-7. Figure 7-8. Figure 7-9. U2010B 12 Load-current Detection 200 Ref - 160 15 10 120 -400 -200 V (mV) (R6) Restart Switching Auto Start Mode - Pin 9 open 16 Reference Points T25 (V) 6-8 High Load Switching (70%) ...

Page 13

... Reference Points pin 10 pin T100 ( - Reference Points pin 10 pin T100 (V) 6 U2010B ...

Page 14

... Figure 7-13. Power Dissipation of R Figure 7-14. Maximum Resistance of R U2010B 14 According to Current Consumption 230 (mA 100 230 (mA 4766B–INDCO–10/05 ...

Page 15

... Figure 7-15. Application Circuit 4766B–INDCO–10/05 U2010B 15 ...

Page 16

... Ordering Information Extended Type Number U2010B-xY U2010B-xFPY U2010B-xFPG3Y 9. Package Information Package DIP16 Dimensions in mm Alternative U2010B 16 Package DIP16 SO16 SO16 20.0 max 0.5 min 1.64 0.58 2.54 1.44 0.48 17. Remarks Tube, Pb-free Tube, Pb-free Taped and reeled, Pb-free 7.82 7.42 4.8 max 6.4 max 3.3 0.39 max 9.75 8.15 technical drawings according to DIN specifications ...

Page 17

... Please note that the following page numbers referred to in this section refer to the specific revision mentioned, not to this document. Revision No. 4766B-INDCO-08/05 4766B–INDCO–10/05 10.0 9.85 0.4 1.27 8. History Put datasheet in a new template First page: Pb-free logo added Page 16: Ordering Information changed 5.2 4.8 3.7 1.4 0.2 0.25 3.8 0.10 6.15 5.85 technical drawings according to DIN specifications U2010B 17 ...

Page 18

... Atmel products are not suitable for, and shall not be used in, automotive applications. Atmel’s products are not intended, authorized, or warranted for use as components in applications intended to support or sustain life. © Atmel Corporation 2005. All rights reserved. Atmel marks or trademarks of Atmel Corporation or its subsidiaries. Other terms and product names may be trademarks of others. Atmel Operations Memory ...

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