Recherchez avec le numéro de pièce ainsi que le fabricant ou la description
Pin No. Pin Name Description 1 BST Floating bootstrap supply pin for the high−side gate driver. Connect the external bootstrap ca- pacitor between this pin and SW. 2 PWM Control input: PWM = High ³ DRVH is high, DRVL is low. PWM = Mid ³ Zero current detect enabled. Diode emulation mode. PWM = Low ³ DRVH is low, DRVL is high. 3 EN Control inpu.
• Space−efficient 2 mm x 2 mm DFN8 Thermally−enhanced Package
• VCC Range of 4.5 V to 13.2 V
• Internal Bootstrap Diode
• 5 V 3−stage PWM Input
• Zero Current Detect Function Provides Power Saving Operation
during Light Load Conditions
• Bi−directional Enable Feature pulls Enable Pin Low during a UVLO
Fault
• Pre−OVP Function Protects Load during HS FET Short
• Adaptive Anti−cross Conduction Circuit Protects against
Cross−conduction during FET Turn−on and Turn−off
• Output Disable Control Turns Off Both MOSFETs via Enable Pin
• VCC Undervoltage Lockout
• These Devices are Pb−free, Halogen−free.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | NCP81258 |
ON Semiconductor |
Synchronous Buck MOSFET Driver |
|
| 2 | NCP81250 |
ON Semiconductor |
Single-Phase Voltage Regulator |
|
| 3 | NCP81251 |
ON Semiconductor |
Single-Phase Voltage Regulator |
|
| 4 | NCP81252 |
ON Semiconductor |
Single-Phase Voltage Regulator |
|
| 5 | NCP81253 |
ON Semiconductor |
5V MOSFET Driver Compatible |
|
| 6 | NCP81255 |
ON Semiconductor |
Single-Phase Voltage Regulator |
|
| 7 | NCP81228 |
ON Semiconductor |
8 + 2 Phase Output Controller |
|
| 8 | NCP81230H |
ON Semiconductor |
Precise Low Voltage Synchronous Buck Controller |
|
| 9 | NCP81232 |
ON Semiconductor |
Dual-Channel/Multi-Phase Controller |
|
| 10 | NCP81234 |
ON Semiconductor |
Dual-Channel/Two-Phase Controller |
|
| 11 | NCP81239 |
ON Semiconductor |
USB Power Delivery 4-Switch Buck Boost Controller |
|
| 12 | NCP81239A |
ON Semiconductor |
USB Power Delivery 4-Switch Buck Boost Controller |
|