U2102B ATMEL Corporation, U2102B Datasheet

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U2102B

Manufacturer Part Number
U2102B
Description
Manufacturer
ATMEL Corporation
Datasheet

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Multifunction Timer
Description
The monolithic integrated bipolar circuit U2102B is a
MOSFET or IGBT control circuit which allows the
realization of an extremely wide range of timer and
Features
D Integrated reverse phase control
D Two- or three-wire applications
D Mode selection:
D Current monitoring:
D Integrated chip temperature monitoring
Block Diagram
Rev. A3, 15-Jan-01
– Zero-voltage switch with static output
– Two-stage reverse phase control with switch-off
– Two-stage reverse phase control
– High-speed short-circuit monitoring with output
– High-current monitoring with integrating buffer
4
5
2
3
6
RC oscillator
V
7
1
Triggering with buffers
Ref
Reverse
control
phase
Programing
8
Voltage monitoring
Divider
9
Figure 1. Block diagram
Control
logic
dimmer functions. The integrated current monitoring
function additionally permits the power switch to be
reliably protected without an additional fuse.
D Adjustable and retriggerable tracking time
D External window adjustment for sensor input
D Enable input for triggering
Applications
D Motion detectors
D Time-delay relays
D Dimmers
D Reverse phase controls
D Timers
Temperature
monitoring
Current monitoring
Voltage limitation
Synchronization
Push
pull
16
Test logic
10
U2102B
15
13
12
11
14
1 (15)

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U2102B Summary of contents

Page 1

... Multifunction Timer Description The monolithic integrated bipolar circuit U2102B is a MOSFET or IGBT control circuit which allows the realization of an extremely wide range of timer and Features D Integrated reverse phase control D Two- or three-wire applications D Mode selection: – Zero-voltage switch with static output – Two-stage reverse phase control with switch-off – ...

Page 2

... U2102B Ordering Information Extended Type Number U2102B-x U2102B-xFP U2102B-xFPG3 Pin Description V 1 Ref C 2 Ramp R 3 Ramp Control 4 U2102B Osc 5 Prog Trigger 8 Figure 2. Pinning 2 (15) Package DIP16 Tube SO16 Tube SO16 Taped and reeled Pin Symbol Sync Ref 2 C Ramp +V 15 ...

Page 3

... Figure 3. Block diagram with typical circuit for dc loads Rev. A3, 15-Jan-01 U2102B 3 (15) ...

Page 4

... U2102B Power Supply, Synchronization Pins 15 and 16 The voltage limitation circuit contained in the U2102B enables simple power supply via a dropping resistor R In the case of dc loads, practically all the supply current flows into Pin 16 (the pull down resistor at Pin 16 is neces- sary in order to guarantee reliable synchronization) and ...

Page 5

... sync Push pull IGBT GND 13 U2102B is then calcu –V Nmin tot Load V mains Figure 5. Power supply in reverse phase control mode for ac loads Load V mains Figure 6. Power supply as static zero voltage switch for ac loads ...

Page 6

... U2102B Voltage Monitoring While the operating voltage is being built up or reduced, uncontrolled conditions or output pulses of insufficient amplitude are being suppressed by the internal moni- toring circuit. All latches in the circuit, the divider and the control logic are reset. When the supply voltage is applied, the enable threshold (clamp voltage) of approxi- mately 16 V must be reached so that the circuit is enabled ...

Page 7

... OFF self interference GND Ref 0.5 V Ref 0.1/0.4 V Ref 0 Figure 8. Trigger condition Pin Ref 0.5 V Ref 0 Figure 9. Trigger condition Pin 8 U2102B = V , and the maximum The guarantees that there ON ON Hysteresis OFF ON 0. 0.2 V Ref 9 OFF 0. 0.2 V Ref 9 ON ...

Page 8

... Storage temperature range Junction temperature Ambient temperature 8 (15) Current Monitoring, Pins 11 and 12 The current monitoring circuit integrated in the U2102B represents a double electronic fuse. The circuit measures the current flowing through the power switch by way of , are calcu- t the voltage drop across the shunt resistor R is supplied to Pin 11 ...

Page 9

... V TON Pin 2-1 V dis Pin " Pin " Pin "I V < 3 dis U2102B Value Unit 120 K/W 180 K/W 100 K/W Min. Typ. Max. Unit 15.2 17 14.8 16.5 V 10.4 11 11.6 V 11.7 12.5 13.3 V 4.75 5 5. 100 7.3 7.7 8 ...

Page 10

... U2102B Parameters Window discriminator Input current Upper threshold Lower threshold Input current window adjustment Minimum window: Lower threshold Upper threshold Maximum window: Lower threshold Upper threshold Enable Schmitt trigger Input current Enable threshold Blocking threshold: Output stage OFF Output stage ON, except in the ...

Page 11

... V X Load 22 kW 1N4007 R sync 100 kW 220 Figure 10. House number or staircase illumination for ac loads Rev. A3, 15-Jan-01 GND IGBT 100 mF U2102B 820 Control 220 nF 100 Ref House number illumination Staircase illumination U2102B 1 nF NTC V Ref GND Enable Trigger signal 13 11 (15) ...

Page 12

... U2102B V mains 230 V X Load sync 18 kW/2 W 1N4007 12 (15) GND IGBT 100 mF/ U2102B 750 Ref Figure 11. Zero voltage switch mode for ac loads 1 nF NTC V Ref Enable C 2 220 nF Trigger signal 1 mF Rev. A3, 15-Jan-01 ...

Page 13

... V mains 230 V X Load kW/2 W 1N4007 R sync 100 kW 220 Rev. A3, 15-Jan- IGBT 100 mF U2102B 100 Control 100 Ref Figure 12. Reverse phase control for ac loads U2102B 100 100 (15) ...

Page 14

... U2102B Package Information Package DIP16 Dimensions in mm Alternative 16 1 Package SO16 Dimensions in mm 0.4 1. (15) 20.0 max 4.8 max 3.3 0.5 min 1.64 0.58 2.54 1.44 0.48 17. 10.0 9.85 1.4 0.25 0.10 8.89 9 technical drawings according to DIN specifications 8 7.82 7.42 6.4 max ...

Page 15

... Data sheets can also be retrieved from the Internet: Atmel Germany GmbH, P.O.B. 3535, D-74025 Heilbronn, Germany Telephone: 49 (0)7131 67 2594, Fax number: 49 (0)7131 67 2423 Rev. A3, 15-Jan-01 U2102B http://www.atmel–wm.com 15 (15) ...

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