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| Categories | DC DC Converter Module | 
|---|---|
| Brand Name: | MORNSUN | 
| Model Number: | B_S-3WR2 Series | 
| Certification: | CE/UL/CB | 
| Place of Origin: | China | 
| MOQ: | 100PCS | 
| Price: | Negotiated | 
| Payment Terms: | T/T | 
| Packaging Details: | Carton packed | 
| Input voltage: | 5VDC,12VDC | 
| Package: | SIP package | 
| Case Material: | BBlack plastic; flame-retardant and heat-resistant (UL94-V0) | 
| Dimensions: | 19.65*7.05*10.16mm | 
| Weight: | 2.4g(Typ.) | 
| Cooling methods: | Free air convection | 
| Company Info. | 
| KHC Power Technology Co.,Ltd | 
| View Contact Details | 
| Product List | 
Description
FEATURES
Operating temperature range: -40℃ to +85℃
Ultra Compact SIP package
Isolation voltage: 1.5K VDC
High power density
No external component required
International standard pin-out
Specifications
| Selection Guide | |||||
| Part No. | Input Voltage (VDC) | Output | Efficiency (%,Min./Typ.) @ Full Load | Max. Capacitive Load (µF) | |
| Nominal (Range) | Output Voltage (VDC) | Output Current (mA) (Max./Min.) | |||
| B0505S-3WR2 | 5 (4.5-5.5) | 5 | 600/60 | 80/84 | 220 | 
| B0509S-3WR2 | 9 | 333/33 | 80/84 | ||
| B1212S-3WR2 | 12 (10.8-13.2) | 12 | 250/25 | 84/88 | |
| Input Specifications | |||||
| Item | Operating Conditions | Min. | Typ. | Max. | Unit | 
| Input Current (full load / no-load) | 5V input | -- | 714/25 | -- | mA | 
| 12V input | -- | 284/20 | -- | ||
| Reflected Ripple Current | -- | 15 | -- | mA | |
| Surge Voltage (1sec. max.) | 5V input | -0.7 | -- | 9 | VDC | 
| 12V input | -0.7 | -- | 18 | ||
| Input Filter | Filter capacitor | ||||
| Hot Plug | Unavailable | ||||
| Output Specifications | ||||||
| Item | Operating Conditions | Min. | Typ. | Max. | Unit | |
| Output Voltage Accuracy | See tolerance envelope graph (Fig. 1) | |||||
| Line Regulation | Input voltage change: ±1% | -- | -- | ±1.2 | -- | |
| Load Regulation | 10%-100% load | -- | 8 | -- | % | |
| Ripple & Noise* | 20MHz bandwidth | 5VDC output | -- | 100 | -- | mVp-p | 
| 9/12VDC output | -- | 150 | -- | |||
| Temperature Coefficient | Full load | -- | -- | ±0.03 | %/℃ | |
| Short Circuit Protection** | -- | 1 | -- | s | ||
| Note: * Ripple and noise are measured by “parallel cable” method, please see DC-DC Converter Application Notes for specific operation. **Supply voltage must be discontinued at the end of short circuit duration. | ||||||
| Physical Specifications | |
| Casing Material | Black flame-retardant heat-proof plastic (UL94-V0) | 
| Dimensions | 19.65*7.05*10.16mm | 
| Weight | 2.4g(Typ.) | 
| Cooling Method | Free air convection | 

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