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Cosel SUCS3483R3 Series 3W Isolated DC-DC Power Module 48V Input 3.3V/0.6A Output DIP/SMD Optional
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| Series | SUCS3 (3W Series) |
| Topology Structure | Isolation type DC-DC converter (single output) |
| Input Voltage Range | 36 ~ 76 Vdc (nominal 48V) |
| Output Voltage | 3.3 Vdc |
| Output Current | 0.6 A (600mA) |
| Rated Power | 1.98 W (series maximum rated 3W) |
| Typical Efficiency | 72% (Vin=48V, full load) |
| Isolation Voltage | 500 Vdc (Input-Output, 1 minute) |
| Isolation Resistance | Minimum 100 MΩ (500Vdc) |
| Encapsulation Form | DIP Through-hole (suffix C/C-C) / SMD Surface Mount (suffix B/BP) |
| Pin Count | 6 Pin |
| Operating Temperature | -40°C ~ +85°C (refer to derating curve for details) |
| Storage Temperature Range | -40℃ ~ +100℃ |
| Protection Feature | Overcurrent Protection (Self-Recoverable), Remote Switch Control (RC Terminal) |
| Capacitance Design | No aluminum electrolytic capacitors, no tantalum capacitors (high reliability design) |
| Certification Compliance | RoHS Directive Compliant (Lead-Free), CE Standard (Safety Design) |
| Specs | 25.4 x 15.5 x 10.5 mm (typical value) |
| Specs | 25.4 x 15.5 x 10.5 mm (typical value) |
| Switch Frequency | Approx. 400 kHz (typical value) |
| Mean Time Between Failures | > 1,000,000 hours (MIL-HDBK-217F, Ground benign 25°C) |
Manufacturer No.
SUCS3483R3SUCS3483R3BSUCS3483R3CSUCS3483R3C-CSUCS3483R3BPSUTS3483R3
Fitment Vehicles
Industrial Control Board CardCommunication Network EquipmentTest and Measurement InstrumentsDistributed Power ArchitecturePCB On-Board Power Supply Module
Electrical and Electronic System - Industrial Encyclopedia
Original Cosel SUCS3483R3 series isolated DC-DC power module, input voltage range 36-76Vdc (nominal 48V), single output 3.3V/0.6A/1.98W, isolation voltage 500Vdc. Available in DIP straight insertion (SUCS3483R3C/C-C) and SMD surface mount (SUCS3483R3B/BP) dual packaging options, 6Pin standard pinout. Built-in remote switch control and output overcurrent protection, using non-aluminum electrolytic/tantalum capacitor design, operating temperature -40℃~+85℃, compliant with RoHS lead-free standard, widely used in industrial control, communication base stations, test measurement and other on-board power supply scenarios.