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Power Integrations, Inc.'s Utility Meter Reference Design Kit - RDK 138
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Using our new reference design kit, RDK-138, you can speed your utility meter to market with a power supply that is smaller and simpler to manufacture than designs incorporating transformers.
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CDI Home
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 This 1.2 W non-isolated power supply uses LinkSwitch®-TN ( LNK304DN). Its features include:
- Simple dual output buck topology
- Configurable positive or negative voltage outputs
- 85 – 265 VAC input, 12 V, 80 mA and 5 V, 50 mA outputs
- Easily modified to include 10 kV surge protection
- High reliability, typically 1 Failure In Time (FIT)
- Compact, lightweight, low cost, low component count design
- Very good cross regulation
- Integrated safety and reliability features
- Accurate, auto-recovering, thermal shutdown function maintains safe PCB temperatures under all conditions
- Auto-restart protects against output short circuits and lost regulation faults
- Meets CISPR-22/EN55022B limits for conducted EMI with >10 dB margin
The RDK includes samples, a fully functional reference board and complete documentation. Read RDR-138 for details. 
Need a Radio for your Utility Metering Design?
 Universal ISM Band Transmitters and Transceiver 
Features:
- Frequency Range = 240-960MHz
- Performance Sensitive Applications
- 50 Ohm type antennas
- High Output Power (~20dBm)
- High Performance:
- Highly Flexible Register Configurations
- Feature Rich Requirements
- Antenna Diversity & TR Switch Control
- Built-in Temp Sensor
- Configurable Packet Handler
- 64 Byte FIFOs
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Applications:
Automatic Meter Infrastructure (AMR)
Remote control
Home security and alarm
Wireless PC peripherals
Remote keyless entry
Tire pressure monitoring
Telemetry
Personal data logging |
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