Recherchez avec le numéro de pièce ainsi que le fabricant ou la description
Pin No. Symbol Description 1, 21 GH1, GH2 Gate driver output of the top N−channel MOSFET. 2, 20 BST1, BST2 Top gate driver input supply, a bootstrap capacitor connection between SWNx and this pin. 3, 19 SWN1, SWN2 Switch node between the top MOSFET and bottom MOSFET. 4 GL2 Gate driver output of bottom N−channel MOSFET in channel2. 18 GL1/FSET .
• Wide Input Voltage Range: from 5.5 V to 28 V
• Built−in 5 V / 60 mA LDO
• Built−in selectable 3.3 V or 12 V / 10 mA LDO
• Three Selectable Fixed Frequency 300 KHz, 400 KHz or 600 KHz
• 180 Interleaved Operation Between the Two Channels in
Continue−Conduction−Mode (CCM)
• Selected Power−Saving Mode/Forced PWM Mode
• Transient−Response−Enhancement (TRE) Control
• Input Supply Voltage Feed Forward Control
• Resistive or Lossless Inductor’s DCR Current Sensing
• Over−Temperature Protection
• Internal Fixed 8.5 ms Soft−Start
• Fixed Output Voltages 5 V and 3.3 V
• Power Good Outputs for Both Chan.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | NCP81140 |
ON Semiconductor |
Multiple-Phase Controller |
|
| 2 | NCP81141 |
ON Semiconductor |
Single-Phase Controller |
|
| 3 | NCP81142 |
ON Semiconductor |
Multiple-Phase Controller |
|
| 4 | NCP81143 |
ON Semiconductor |
Multiple-Phase Controller |
|
| 5 | NCP81145 |
ON Semiconductor |
VR12.5 Compatible Synchronous Buck MOSFET Driver |
|
| 6 | NCP81146 |
ON Semiconductor |
VR12.5 Compatible Synchronous Buck MOSFET Driver |
|
| 7 | NCP81147 |
ON Semiconductor |
Precise Low Voltage Synchronous Buck Controller |
|
| 8 | NCP81149 |
ON Semiconductor |
Single-Phase Voltage Regulator |
|
| 9 | NCP81105 |
ON Semiconductor |
1/2/3 Phase Power Controller |
|
| 10 | NCP81105H |
ON Semiconductor |
1/2/3 Phase Power Controller |
|
| 11 | NCP81111 |
ON Semiconductor |
3 Phase VR12.5-6 High Speed Digital Controller |
|
| 12 | NCP81119 |
ON Semiconductor |
Multiple-Phase Controller |
|