PWM/PFM Mode SSR Flyback Converter
- Parameters
- Features
- Description
| Part number | SY23328FIB |
|---|
| Pout (max) (W) | 25 |
|---|
| HV startup | YES |
|---|
| Operation mode | CCM/DCM |
|---|
| Integrated FETs type | MOS |
|---|
| Breakdown voltage (V) | 740 |
|---|
| Ron (typ) (mΩ) | 2.4 |
|---|
| No load loss (mW) | <50 |
|---|
| Switching frequency (min)(kHz) | 23.5 |
|---|
| Switching frequency (max)(kHz) | 100 |
|---|
| Features | SSR CV,Pseudo fixed frequency |
|---|
| Package | DIP7 |
|---|
| Operating temperature range(°C) | -40 to 125 |
|---|
| Functional safety category | |
|---|
- Secondary Side Regulation
- Integrated 700V Power MOSFET
- HV Start-Up
- 100kHz Switching Frequency
- Pseudo-Fixed Frequency Control to Eliminate Slope Compensation for CCM (Duty Cycle>50%)
- PFM Control for High Average Efficiency
- Burst Mode Control for High Light Load Efficiency
- 23.5kHz Minimum Switching Frequency to Eliminate Audible Noise
- Frequency Modulation to Reduce EMI Noise
- Internal Soft-Start Process
- Programmable Input BO/OVP Through PRT Pin
- OLP, VCC OVP, OTP, Secondary Diode SCP
- Compact Package: DIP7
Evaluation Board
Photo of evaluation board
Photo of evaluation board
The EVB_SY23329FIB is intended for evaluating PWM/PFM mode SSR Flyback Switcher with Peak Power Function
