Recherchez avec le numéro de pièce ainsi que le fabricant ou la description
10 mA Fault UVLO POR Latch OLP + − + VOCTH − + PWM Comp − R PWM OUT Q S Fault Clock Ramp OSC OSC Count Latch & Logic Counter DtoA + − VREG + 0.7 V − Fault − + + − 2V BST VCC VIN VSW AGND Figure 3. NCP3126 Block Diagram ISET PGND Table 1. PIN DESCRIPTION Pin Pin Name Description 1 PGND The PGND pin is the high current ground pin.
are internally set including switching frequency. The NCP3126 is currently available in an SOIC−8 package.
Features
• 4.5 V to 13.2 V Operating Input Voltage Range
• 85 mW High−Side, 65 mW Low−Side Switches
• Output Voltage Adjustable to 0.8 V
• 3 A Continuous Output Current
• Fixed 350 kHz PWM Operation
• 1.0% Initial Output Accuracy
• 75% Max Duty Ratio
• Over−Load Protection
• Programmable Current Limit
• This is a Pb−Free Device
Typical Application
• Set Top Boxes
• DVD Drives and HDD
• LCD Monitors and TVs
• Cable Modems
• Telecom / Networking / Datacom Equipment
http://onsemi.com
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| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | NCP3120 |
ON Semiconductor |
Step-Down DC/DC Switching Regulator |
|
| 2 | NCP3121 |
ON Semiconductor |
Step-Down DC/DC Switching Regulator |
|
| 3 | NCP3122 |
ON Semiconductor |
Step-Down DC/DC Switching Regulator |
|
| 4 | NCP3123 |
ON Semiconductor |
Step-Down DC/DC Switching Regulator |
|
| 5 | NCP3125 |
ON Semiconductor |
4A Synchronous PWM Switching Converter |
|
| 6 | NCP3127 |
ON Semiconductor |
2A Synchronous PWM Switching Converter |
|
| 7 | NCP3101 |
ON Semiconductor |
Wide Input Voltage Synchronous Buck Converter |
|
| 8 | NCP3101C |
ON Semiconductor |
Wide Input Voltage Synchronous Buck Converter |
|
| 9 | NCP3102 |
ON Semiconductor |
Wide Input Voltage Synchronous Buck Converter |
|
| 10 | NCP3102C |
ON Semiconductor |
Wide Input Voltage Synchronous Buck Converter |
|
| 11 | NCP3133A |
ON Semiconductor |
3A Integrated Synchronous Buck Converter |
|
| 12 | NCP3134 |
ON Semiconductor |
4A Integrated Synchronous Buck Converter |
|