Texas Instruments UC3525AQ, Dual PWM Voltage Mode Controller, 400 mA, 400 kHz 20-Pin, PLCC
- RS Stock No.:
- 661-5226
- Mfr. Part No.:
- UC3525AQ
- Brand:
- Texas Instruments
Discontinued product
- RS Stock No.:
- 661-5226
- Mfr. Part No.:
- UC3525AQ
- Brand:
- Texas Instruments
Technical Reference
Legislation and Compliance
Product Details
Flyback Controller, Voltage Control, 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 | 400 kHz |
| Output Current | 400 mA |
| Control Method | Voltage |
| Fall Time | 50ns |
| Mounting Type | Surface Mount |
| Rise Time | 100ns |
| Package Type | PLCC |
| Pin Count | 20 |
| Topology | Boost, Buck, Flyback, Forward, Full Bridge, Half Bridge, Push-Pull |
| Dimensions | 8.96 x 8.96 x 4.06mm |
| Maximum Duty Cycle | 49% |
| Length | 8.96mm |
| Width | 8.96mm |
| Height | 4.06mm |
| Maximum Operating Temperature | +70 °C |
| Minimum Operating Temperature | 0 °C |