- RS Stock No.:
- 661-5746
- Mfr. Part No.:
- UCC2891PW
- Manufacturer:
- Texas Instruments
Discontinued product
- RS Stock No.:
- 661-5746
- Mfr. Part No.:
- UCC2891PW
- Manufacturer:
- Texas Instruments
Technical data sheets
Legislation and Compliance
Product Details
Flyback Controller, Current Control, UCC28/UCC38 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 | 1000 kHz |
Output Current | 2 A |
Number of Outputs | 1 |
Control Method | Current |
Mounting Type | Surface Mount |
Fall Time | 14ns |
Rise Time | 19ns |
Package Type | TSSOP |
Topology | Flyback, Forward |
Pin Count | 16 |
Dimensions | 5 x 4.4 x 1.15mm |
Maximum Duty Cycle | 73% |
Length | 5mm |
PWM Controller Type | Current Mode |
Width | 4.4mm |
Height | 1.15mm |
Maximum Operating Temperature | +105 °C |
Minimum Operating Temperature | -40 °C |
Maximum Operating Supply Voltage | 12 V |