MORNSUN RS-232 Transceiver Modules-DC/DC DFN Industrial Communication Module
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MORNSUN's RS-232 transceiver modules are designed based on the RS-232 protocol, integrating a transceiver, isolation chip, and high-efficiency DC/DC isolated power supply into a single module, replacing traditional discrete designs. These modules convert between TTL/CMOS logic levels and RS-232 differential signals, providing signal isolation, signal conversion, extended communication distance, increased communication nodes, and RS-232 bus protection. They enable reliable inter-communication between devices on industrial buses, achieving both signal transceiving and power isolation. Available in ultra-small, ultra-thin DFN packages for space-constrained applications as well as DIP and SMD packages, these modules offer design flexibility for diverse industrial communication needs. With various isolation levels and transfer rates up to 120Kbps, they are widely used in automotive industry, rail transportation, smart monitoring, smart meters, and other applications requiring robust RS-232 bus communication. We hope these RS-232 transceiver modules are an ideal fit for your application needs.
Product Features:
- Integrated design combining transceiver, isolation chip, and optional DC/DC isolated power supply
- Converts between TTL/CMOS and RS-232 differential signals
- Provides signal isolation, signal conversion, extended communication distance, and increased communication nodes
- RS-232 bus protection functionality
- Transfer rates up to 120Kbps
- Isolation voltage options: 2500VDC to 5000VDC
- Ultra-small, ultra-thin DFN package options available (as small as chip-scale packaging)
- Wide range of packages including DFN, DIP, and SMD
- Single-channel and dual-channel options available
- Input voltage options: 3.3V and 5V
- Suitable for automotive, rail transportation, smart monitoring, and smart metering applications
Wholesale and Distributors:
Please contact the following email address for a product quote:
Vic@feisman.cn



| Models | Channels | Transmission Rate(bps) | Vin(VDC) | Isolation | Package | Nodes |
|---|---|---|---|---|---|---|
| TD041S232H | ||||||
| TD041S232H | 1 | 120K | 3.3,5 | 3750VDC | DFN | |
| TD341S232H | ||||||
| TD341S232H | 1 | 120k | 3.3 | 5000VDC | DFN | |
| TD541S232H | ||||||
| TD541S232H | 1 | 120K | 5 | 5000VDC | DFN | |
| TDx01D232H | ||||||
| TD301D232H | 1 | 115.2K | 3.15-3.45 | 3000VDC | DIP | |
| TD501D232H | 1 | 115.2K | 4.75-5.25 | 3000VDC | DIP | |
| TD301D232HG | 1 | 115.2K | 3.15-3.45 | 3000VDC | DIP | |
| TD501D232HG | 1 | 115.2K | 4.75-5.25 | 3000VDC | DIP | |
| TDx02D232H | ||||||
| TD302D232H | 2 | 115.2K | 3.3 | 2500VDC | DIP | |
| TD502D232H | 2 | 115.2K | 5 | 2500VDC | DIP | |
| TDx31S232H | ||||||
| TD331S232H | 1 | 115.2K | 3.3 | 2500VDC | SMD | |
| TD531S232H | 1 | 115.2K | 5 | 2500VDC | SMD |
