Application Notes
U-149 Elegantly Simple Off-Line Bias Supply for Very Low Power Applications
Texas Instruments
Published : 05 Sep 99
Description
The UCC3889 controller is an off-line low-power low-voltage regulated-bias power supply. The unique circuit topology in this device can be visualized as two cascaded flyback converters each operating in the discontinuous mode and both driven from a single external power switch. The significant benefit of this approach is voltage conversion ratios of 400V to 12V with no transformer and low in
Parts
Part Number
Name
Companion Part
Application Note
Download application note for U-149 Elegantly Simple Off-Line Bias Supply for Very Low Power Applications by Texas Instruments
Application Note
Featured products
| Manufacturer: | Texas Instruments |
|---|---|
| Part Family: | DP83TC811-Q1 |
| Status: | ACTIVE |
| ROHS: | Y |
| PB Free: | Y |
| Manufacturer: | Texas Instruments |
|---|---|
| Part Family: | UCC15240-Q1 |
| Status: | ACTIVE |
| ROHS: | Y |
| PB Free: | Y |
| Manufacturer: | Texas Instruments |
|---|---|
| Part Family: | TMP1827 |
| Status: | ACTIVE |
| ROHS: | Y |
| PB Free: | Y |
| Manufacturer: | Texas Instruments |
|---|---|
| Part Family: | SN74AHC1G02-Q1 |
| Status: | ACTIVE |
| ROHS: | Y |
| PB Free: | Y |
| Manufacturer: | Texas Instruments |
|---|---|
| Part Family: | DLP301S |
| Status: | ACTIVE |
| ROHS: | Y |
| PB Free: | Y |
| Manufacturer: | Texas Instruments |
|---|---|
| Part Family: | TMUXHS221LV |
| Status: | ACTIVE |
| ROHS: | Y |
| PB Free: | Y |
