U2102B

Manufacturer Part NumberU2102B
ManufacturerATMEL Corporation
U2102B 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:
– Zero-voltage switch with static output
– Two-stage reverse phase control with switch-off
– Two-stage reverse phase control
D Current monitoring:
– High-speed short-circuit monitoring with output
– High-current monitoring with integrating buffer
D Integrated chip temperature monitoring
Block Diagram
1
Voltage monitoring
V
Ref
2
Reverse
3
phase
control
4
5
Divider
RC oscillator
6
Programing
Triggering with buffers
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8
9
Rev. A3, 15-Jan-01
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
Synchronization
Voltage limitation
Control
Push
pull
logic
Current monitoring
Temperature
monitoring
Figure 1. Block diagram
U2102B
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Test logic
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U2102B Summary of contents