- RS Stock No.:
- 121-9155
- Mfr. Part No.:
- UC3856DW
- Brand:
- Texas Instruments
Discontinued product
- RS Stock No.:
- 121-9155
- Mfr. Part No.:
- UC3856DW
- Brand:
- Texas Instruments
Technical Reference
Legislation and Compliance
- COO (Country of Origin):
- MY
Product Details
Flyback Controller, Current Control, UC18/UC28/UC38 Series, Texas Instruments
The isolated-flyback power supply controller provides Constant-Voltage (CV) and Constant-Current (CC) output regulation to improve transient response to large load steps. Primary-Side Regulation (PSR) eliminates the need for an Optocoupler.
Flyback Controllers, Texas Instruments
Current-Mode and Voltage-Mode PWM Controller
Primary-Side Regulation
Peak Power Mode
Low Power
Primary-Side Regulation
Peak Power Mode
Low Power
Specifications
Attribute | Value |
---|---|
Maximum Switching Frequency | 220 kHz |
Output Current | 1.5 A |
Control Method | Current |
Number of Outputs | 2 |
Fall Time | 40ns |
Mounting Type | Surface Mount |
Package Type | SOIC |
Rise Time | 40ns |
Pin Count | 16 |
Topology | Boost, Buck, Flyback, Forward, Full Bridge, Half Bridge, Push-Pull |
Maximum Duty Cycle | 50% |
Dimensions | 10.28 x 7.52 x 2.35mm |
Length | 10.28mm |
PWM Controller Type | Current Mode |
Width | 7.52mm |
Height | 2.35mm |
Minimum Operating Temperature | -55 °C |
Maximum Operating Temperature | +150 °C |