Technical Specifications
Parameters and characteristics commom to parts in this series
| Specification | UC2845BDG | UC2845 Series |
|---|---|---|
| Clock Sync | False | False |
| Control Features | Frequency Control | Frequency Control |
| Duty Cycle (Max) [Max] | 48 % | 48 % |
| Function | Step-Up/Step-Down, Step-Up | Step-Up/Step-Down, Step-Up |
| Mounting Type | Surface Mount | Surface Mount, Through Hole |
| Number of Outputs | 1 | 1 |
| Operating Temperature [Max] | 85 C | 85 C |
| Operating Temperature [Min] | -25 °C | -25 °C |
| Output Configuration | Positive, Isolation Capable | Positive, Isolation Capable |
| Output Phases | 1 | 1 |
| Output Type | Transistor Driver | Transistor Driver |
| Package / Case | 3.9 mm | 3.9 mm |
| Package / Case | 0.154 in | 0.154 - 7.62 mm |
| Package / Case | 14-SOIC | 8-SOIC, 8-DIP, 14-SOIC |
| Package / Case | - | 0.3 - 3.9 mm |
| Supplier Device Package | - | 8-SOIC, 8-PDIP |
| Synchronous Rectifier | False | False |
| Topology | Boost, Flyback | Boost, Flyback |
| Voltage - Supply (Vcc/Vdd) [Max] | 30 V | 30 V |
| Voltage - Supply (Vcc/Vdd) [Min] | 7.6 V | 7.6 V |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Arrow Electronics | N/A | 1 | $ 0.14 | |
| 1 | $ 0.19 | |||
| Avnet Americas | N/A | 3847 | $ 0.17 | |
| 3900 | $ 0.16 | |||
| 7700 | $ 0.16 | |||
| 20000 | $ 0.15 | |||
| 39000 | $ 0.15 | |||
| Tube | 3847 | $ 0.19 | ||
| 3900 | $ 0.19 | |||
| 7700 | $ 0.19 | |||
| 20000 | $ 0.19 | |||
| 39000 | $ 0.19 | |||
UC2845 Series
IC REG CTRLR BOOST/FLYBACK 8SOIC
| Part | Output Type | Function | Output Phases | Duty Cycle (Max) [Max] | Mounting Type | Voltage - Supply (Vcc/Vdd) [Max] | Voltage - Supply (Vcc/Vdd) [Min] | Control Features | Package / Case | Package / Case | Synchronous Rectifier | Number of Outputs | Supplier Device Package | Operating Temperature [Min] | Operating Temperature [Max] | Output Configuration | Topology | Clock Sync | Package / Case | Package / Case |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
onsemi UC2845BD1 | Transistor Driver | Step-Up, Step-Up/Step-Down | 1 | 48 % | Surface Mount | 30 V | 7.6 V | Frequency Control | 3.9 mm | 8-SOIC | 1 | 8-SOIC | -25 °C | 85 C | Isolation Capable, Positive | Boost, Flyback | ||||
onsemi UC2845NG | Transistor Driver | Step-Up, Step-Up/Step-Down | 1 | 48 % | Through Hole | 30 V | 7.6 V | Frequency Control | 0.3 in | 8-DIP | 1 | 8-PDIP | -25 °C | 85 C | Isolation Capable, Positive | Boost, Flyback | 7.62 mm | |||
onsemi UC2845BNG | Transistor Driver | Step-Up, Step-Up/Step-Down | 1 | 48 % | Through Hole | 30 V | 7.6 V | Frequency Control | 0.3 in | 8-DIP | 1 | 8-PDIP | -25 °C | 85 C | Isolation Capable, Positive | Boost, Flyback | 7.62 mm | |||
onsemi UC2845BD1R2G | Transistor Driver | Step-Up, Step-Up/Step-Down | 1 | 48 % | Surface Mount | 30 V | 7.6 V | Frequency Control | 3.9 mm | 8-SOIC | 1 | 8-SOIC | -25 °C | 85 C | Isolation Capable, Positive | Boost, Flyback | ||||
onsemi UC2845BD | Transistor Driver | Step-Up, Step-Up/Step-Down | 1 | 48 % | Surface Mount | 30 V | 7.6 V | Frequency Control | 14-SOIC | 1 | -25 °C | 85 C | Isolation Capable, Positive | Boost, Flyback | 0.154 in | 3.9 mm | ||||
onsemi UC2845BD1R2 | Transistor Driver | Step-Up, Step-Up/Step-Down | 1 | 48 % | Surface Mount | 30 V | 7.6 V | Frequency Control | 3.9 mm | 8-SOIC | 1 | 8-SOIC | -25 °C | 85 C | Isolation Capable, Positive | Boost, Flyback | ||||
onsemi UC2845BDG | Transistor Driver | Step-Up, Step-Up/Step-Down | 1 | 48 % | Surface Mount | 30 V | 7.6 V | Frequency Control | 14-SOIC | 1 | -25 °C | 85 C | Isolation Capable, Positive | Boost, Flyback | 0.154 in | 3.9 mm | ||||
onsemi UC2845N | Transistor Driver | Step-Up, Step-Up/Step-Down | 1 | 48 % | Through Hole | 30 V | 7.6 V | Frequency Control | 0.3 in | 8-DIP | 1 | 8-PDIP | -25 °C | 85 C | Isolation Capable, Positive | Boost, Flyback | 7.62 mm | |||
onsemi UC2845BDR2G | Transistor Driver | Step-Up, Step-Up/Step-Down | 1 | 48 % | Surface Mount | 30 V | 7.6 V | Frequency Control | 14-SOIC | 1 | -25 °C | 85 C | Isolation Capable, Positive | Boost, Flyback | 0.154 in | 3.9 mm |
Description
General part information
UC2845 Series
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-SOIC
Documents
Technical documentation and resources