B_T-1W
fixed input isolated & unregulated
1W single output
unltraminiature smd package
(PDF) |
 |
| Features |
- High Efficiency up to 83%
- Single Voltage Output
- SMD Package Styles
- Industry Standard Pinout
- UL940V0 Package
- No Heatsink Required
- 1KVDC Isolation
- High Power Density
- Temperature Range: -40°C - 85°C
- No External Component Required
- RoHS Compliance
- Low Cost
|
Common Specifications |
Short circuit protection |
1 Second |
Temperature rise at full load |
25°C Max, 15°C Typ. |
Cooling |
Free Air Convection |
Operating temperature range |
-40°C ~ +85°C |
Storage Temperature range |
-55°C ~ +125°C |
Lead temperature |
300°C (1.5mm from case for 10 seconds) |
Storage humidity range |
<95% |
Case material |
Plastic (UL94-V0) |
MTBF |
>3,500,000 hours |
Isolation Specifications |
Item |
Test Conditions |
Min. |
Typ. |
Max. |
Units |
Isolation voltage |
Tested for 1 minute |
1000 |
|
|
VDC |
Isolation resistance
|
Test at 500VDC |
1000 |
|
|
MΩ |
Output Specifications |
Item |
Test Conditions |
Min. |
Typ. |
Max. |
Units |
Output Power |
|
0.1 |
|
1 |
Watts |
Line Regulation |
For Vin Change of 1% |
|
|
1.2 |
% |
Load regulation |
10% to 100% full load (3.3, 5VDC) |
|
12.8 |
15 |
% |
10% to 100% full load (9VDC) |
|
8.3 |
9.0 |
10% to 100% full load (12VDC) |
|
6.8 |
7.5 |
10% to 100% full load (15VDC) |
|
6.8 |
7.0 |
Output voltage accuracy |
See PDF |
Temperature drift |
100% full load |
|
|
0.03 |
%/°C |
Output Ripple |
20MHz Bandwidth |
|
100 |
150 |
mVp-p |
Switching frequency |
full load, nominal input |
|
75 |
|
KHz |
Model Specifications |
Part Number |
Input |
Output |
Efficiency (%, typ.) |
Package Style |
Voltage (VDC) |
Voltage (VDC) |
Current (mA) |
Nominal |
Range |
Max |
Min |
B0303T-1W |
3.3 |
3.0~3.6 |
3.3 |
300 |
30 |
70 |
SMD |
B0305T-1W |
3.3 |
3.0~3.6 |
5 |
200 |
20 |
71 |
SMD |
B0503T-1W |
5 |
4.5~5.5 |
3.3 |
300 |
30 |
70 |
SMD |
B0505T-1W |
5 |
4.5~5.5 |
5 |
200 |
20 |
72 |
SMD |
B0509T-1W |
5 |
4.5~5.5 |
9 |
111 |
11 |
74 |
SMD |
B0512T-1W |
5 |
4.5~5.5 |
12 |
84 |
8 |
77 |
SMD |
B0515T-1W |
5 |
4.5~5.5 |
15 |
67 |
6 |
78 |
SMD |
B1203T-1W |
12 |
10.8~13.2 |
3.3 |
300 |
30 |
75 |
SMD |
B1205T-1W |
12 |
10.8~13.2 |
5 |
200 |
20 |
73 |
SMD |
B1209T-1W |
12 |
10.8~13.2 |
9 |
111 |
11 |
75 |
SMD |
B1212T-1W |
12 |
10.8~13.2 |
12 |
84 |
8 |
79 |
SMD |
B1215T-1W |
12 |
10.8~13.2 |
15 |
67 |
6 |
80 |
SMD |
|