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U2100B-XFPG3Y

器件名称: U2100B-XFPG3Y
功能描述: Timer Control for Triac and Relay
文件大小: 262.65KB    共14页
生产厂商: ATMEL
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简  介:Features Adjustable and Retriggerable Tracking Time Window Monitoring for Sensor Input Enable Input for Triggering Internal Noise Suppression (40 ms) and Retrigger Blocking (640 ms) Two- or Three-wire Applications Applications Motion Detectors Touch Sensors Timers Timer Control for Triac and Relay U2100B 1. Description The timer control circuit U2100B uses bipolar technology. It has different mode selections (zero voltage switch, phase control and relay control). The output stage is triggered according to input conditions. It can be used in triac application for two- or three-wire systems as a power switch. Rev. 4769C–INDCO–07/05 Figure 1-1. Block Diagram with External Circuit 8 C2 0.5 VRef + Trigger signal 6 -VRef Supply voltage limitation Voltage control monitoring Sync Mode selection 2 -VS 4 C1 L R1 Rsync Load Z D1 Trigger window + - Noise suppression 40 ms Retrigger delay 640 ms Control logic 3 Output RG Vmains 5 0.65 VRef 1 GND N Enable 0.6 VRef Ct 0.5 VRef 7 RC Oscillator Rt Divider 1:210 ON OFF 2 U2100B 4769C–INDCO–07/05 U2100B 2. Pin Configuration Figure 2-1. Pinning DIP8/SO8 GND -VS OUTPUT SYNC 1 2 8 7 VREF OSC TRIG EN U2100B 3 4 6 5 Table 2-1. Pin 1 2 3 4 5 6 7 8 Pin Description Symbol GND –VS OUTPUT SYNC EN TRIG OSC VREF Function Reference point Supply voltage Driver output Synchronization and mode selection Enable Input trigger signal RC oscillator Reference voltage 3 4769C–INDCO–07/05 3. General Description The monostable in……
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U2100B-XFPG3Y Timer Control for Triac and Relay ATMEL
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