SR Controller
次級(jí)同步整流采用導(dǎo)通電阻極低的功率 MOSFET 代替整流二極管以降低損耗,預(yù)監(jiān)測(cè)工作模式使得整流 MOSFET 具備零電壓開(kāi)通 ZVS、零電流關(guān)斷 ZCS 特性,用來(lái)提高電源 系統(tǒng)的轉(zhuǎn)換效率,滿足高功率密度、小型化的需求。
Part Number |
Mode |
HV and VSEN Pin Rating |
Maximum Frequency |
DRV Voltage |
DRV Sink Current |
Quiescent Current |
Minimum Turn-on Time |
Turn-on Delay |
Turn-off Delay |
Turn-off Propagation |
Other Feature |
Package |
SC3501
|
CCM/QR/DCM |
120V |
Up to 400KHz |
8V/6V |
4A |
105uA |
0.70~0.90~1.20(uS) |
40nS |
20nS |
10nS |
|
SOT23-6 |
SC3502
|
CCM/QR/DCM |
120V |
Up to 300KHz |
8V/6V |
4A |
105uA |
0.95~1.25~1.55(uS) |
25nS |
20nS |
10nS |
低頻抗干擾 |
SOT23-6 |
SC3503
|
CCM/QR/DCM |
120V |
Up to 1MHz |
8V/6V |
4A |
105uA |
0.30~0.40~0.50(uS) |
20nS |
20nS |
10nS |
高頻GaN |
SOT23-6 |
SC3520
|
CCM/QR/DCM |
120V |
Up to 1MHz |
5V |
4A |
105uA |
0.30~0.40~0.50(uS) |
20nS |
20nS |
10nS |
次級(jí)GaN驅(qū)動(dòng) |
SOT23-6 |