1W, Miniature SIP, Single Output DC/DC Converters
F Features
● Efficiency up to 82%
● 1000VDC /3000VDC Isolation
● MTBF > 2,000,000 Hours
● Low Cost
● Input 5, 12, 15 and 24VDC
● Output 3.3,5,9,12,15and24
● Temperature Performance -40℃~ +85℃
● UL 94V-0 Package Material
● Internal SMD Construction
● Industry Standard Pin out
Block Diagram
ABSOLUTE MAXIMUM RATINGS
Short-circuit protection | 1Second |
Lead temperature 1.5mm from case for seconds | 300℃ |
Internal power dissipation | 450mW |
Input voltage Vin , B（F）05types | 7V |
Input voltage Vin ,B（F）12 types | 15V |
Input voltage Vin ,B（F）15 types | 18V |
Input voltage Vin ,B（F） 24 types | 28V |
Model Selection Guide
Model Number | Input Voltage | Input Current | Output Voltage | Output Current | Efficiency |
Max Load | No Load | | | Max Load |
VDC | mA （typ） | mA（typ） | VDC | mA（max） | %（typ） |
B（F）0503LS-1W | 5（4.5~5.5） | 236 | 30 | 3.3 | 260 | 73 |
B（F）0505LS-1W | 280 | 5 | 200 | 71 |
B（F）0509LS-1W | 260 | 9 | 110 | 76 |
B（F）0512LS-1W | 258 | 12 | 84 | 78 |
B（F）0515LS-1W | 257 | 15 | 67 | 78 |
B（F）0524LS-1W | 255 | 24 | 42 | 79 |
B（F）1203LS-1W | 12（10.8~13.2） | 97 | 14 | 3.3 | 260 | 74 |
B（F）1205LS-1W | 113 | 5 | 200 | 73 |
B（F）1209LS-1W | 106 | 9 | 110 | 78 |
B（F）1212LS-1W | 105 | 12 | 84 | 80 |
B（F）1215LS-1W | 104 | 15 | 67 | 80 |
B（F）1224LS-1W | 102 | 24 | 42 | 81 |
B（F）1503LS-1W | 15（13.5~16.5） | 78 | 11 | 3.3 | 260 | 74 |
B（F）1505LS-1W | 94 | 5 | 200 | 72 |
B（F）1509LS-1W | 84 | 9 | 110 | 79 |
B（F）1512LS-1W | 84 | 12 | 84 | 79 |
B（F）1515LS-1W | 84 | 15 | 67 | 80 |
B（F）1524LS-1W | 82 | 24 | 42 | 81 |
B（F）2403LS-1W | 24（21.6~26.4） | 49 | 8 | 3.3 | 260 | 73 |
B（F）2405LS-1W | 59 | 5 | 200 | 71 |
B（F）2409LS-1W | 54 | 9 | 110 | 76 |
B（F）2412LS-1W | 54 | 12 | 84 | 78 |
B（F）2415LS-1W | 53 | 15 | 67 | 79 |
B（F）2424LS-1W | 52 | 24 | 42 | 81 |
Input Specifications
Parameter | Model | Min | Typ | Max | Unit |
Input Voltage | 5 | 4.5 | 5 | 5.5 | VDC |
12 | 10.8 | 12 | 13.2 |
15 | 13.5 | 15 | 16.5 |
24 | 21.6 | 24 | 26.4 |
Reverse Polarity Input Current | All models | | | 0.3 | A |
Input Filter | Internal Capacitor |
Output specifications
Parameter | Conditions | Min | Typ | Max | Unit |
Output Voltage Accuracy | | ﹎ | ±1.0 | ±3.0 | % |
Output Voltage Balance | Dual Output Balanced Loads | ﹎ | ±0.1 | ±1.0 | % |
Line Regulation | For Vin Change of 1% | ﹎ | ±1.2 | ±1.5 | % |
Load Regulation | Io＝20% to * | | 8 | 10 | % |
Ripple﹠Noise（20MHz） | 5~15V Output | ﹎ | 50 | 75 | mV P-P |
18~24 | | | 150 |
Ripple﹠Noise（20MHz） | Over Line , Load﹠Temp | ﹎ | ﹎ | 200 | mV P-P |
Ripple﹠Noise（20MHz） | | ﹎ | ﹎ | 10 | mV RMS |
Over Load | | 120 | ﹎ | ﹎ | % |
Temperature Coefficient | | ﹎ | ±0.01 | ±0.02 | %/℃ |
Output Short Circuit | 1 Second |
General Specifications
Parameter | Conditions | Min | Min | Typ | Max | Unit |
| | B Series | F Series | | | |
Isolation Voltage Rated | 60 Seconds | 1000 | 3000 | ﹎ | ﹎ | VDC |
Isolation Voltage Test | Flash Tested for 1 Second | 1000 | 3000 | ﹎ | ﹎ | VAC |
Isolation Resistance | 500VDC | 1000 | 1000 | ﹎ | ﹎ | MΩ |
Isolation Capacitance | 100KHz,1V | ﹎ | | 60 | 100 | PF |
Switching Frequency | | 70 | 70 | 100 | 120 | KHz |
MTBF | MIL-HDBK-217F@25℃,Ground benign | 2000 | 2000 | ﹎ | ﹎ | K Hours |
Environmental Specifications
Parameter | Conditions | Min | Typ. | Max | Unit |
Operating Temperature | Ambient | -40 | ﹎ | ＋85 | ℃ |
Operating Temperature | Case | -40 | ﹎ | ＋90 | ℃ |
Storage Temperature | ﹎ | -40 | ﹎ | ＋125 | ℃ |
Humidity | ﹎ | ﹎ | ﹎ | 95 | % |
Cooling | Free-Air Convection |
MECHANICAL DIMENSIONS TUBE OUTLINE DIMENSIONS
