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SN6501是一款单片振荡器/电源驱动器,专门针对隔离接口应用中的小外形尺寸,隔离电源而设计。该器件可驱动来自3.3V或者5V直流(DC)电源的薄型中间抽头的变压器初级。根据变压器的匝数比,变压器的次级可被卷绕以提供任意隔离电压。
SN6501包含一个振荡器,之后是一个栅极驱动器电路,此电路提供补偿输出信号以驱动接地参考N通道电源开关。此内部逻辑电路确保了两个开关之间的先开后和操作。
SN6501采用小型小外形尺寸晶体管(SOT)-23(5)封装,并且其额定运行温度介于-40°C到125°C之间。
所有商标均为其各自所有者的财产。
Vin (Min) (V) |
Vin (Max) (V) |
Vout (Min) (V) |
Vout (Max) (V) |
Iout (A) |
Soft Start |
Features |
Switching Frequency (Min) (kHz) |
Switching Frequency (Max) (kHz) |
Rating |
Operating Temperature Range (C) |
Package Group |
Package Size: mm2:W x L (PKG) |
Iout (Max) (A) |
Shutdown Current (Typ) (uA) |
Pin/Package |
Switch Current Limit (Typ) (A) |
Type |
Undervoltage Lockout |
SN6501 | SN6505A | SN6505B |
---|---|---|
3 | 2.25 | 2.25 |
5.5 | 5.5 | 5.5 |
0 | 0 | 0 |
11 | 16 | 16 |
0.25 | 1 | 1 |
No | Yes | Yes |
N/A | Enable Power Good Short-circuit protection Spread spectrum clocking Thermal shutdown Slew-rate control | Enable Power Good Short-circuit protection Spread spectrum clocking Thermal shutdown Slew-rate control |
410 | 100 | 100 |
620 | 600 | 1600 |
Catalog | Catalog | Catalog |
-40 to 125 | -55 to 125 | -55 to 125 |
SOT-23 | SOT-23 | SOT-23 |
5SOT-23: 8 mm2: 2.8 x 2.9(SOT-23) | 6SOT-23: 8 mm2: 2.8 x 2.9(SOT-23) | 6SOT-23: 8 mm2: 2.8 x 2.9(SOT-23) |
0.5 | 1.5 | 1.5 |
N/A | 1 | 1 |
5SOT-23 | 6SOT-23 | 6SOT-23 |
0.5 | 2 | 2 |
Converter (Integrated Switch) | Transformer Driver | Transformer Driver |
N/A | Vin<1.7 | Vin<1.7V |