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Overview
| Topology | Buck Converter |
| Input voltage | 4.5-13.2 V |
| Switching frequency | 290-410 kHz |
| Output 1 | 3.3 V / 2 A |
| IC revision | 2 |
Description
The NCP3127 is a flexible synchronous PWM Switching Buck Regulator. The NCP3127 is capable of producing output voltages as low as 0.8 V. The NCP3127 also incorporates voltage mode control. Switching frequency is internally set. The NCP3127 is currently available in an SOIC-8 package. Family of parts that are pin to pin compatible. NCP3125 (4A), NCP3126 (3A), NCP3127 (2A)
Features
- 4.5 V to 13.2 V Operating Input Voltage Range
- 80 m High−Side and Low−Side Switch
- Output Voltage Adjustable to 0.8 V
- 2 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 applications
- Cable Modems
- Set Top Boxes
- DVD Drives and HDD
- LCD Monitors and TVs
- Telecom / Networking / Datacom Equipment
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | L(µH) | IRP,40K(A) | ISAT,10%(A) | ISAT,30%(A) | RDC(mΩ) | fres(MHz) | Material | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-HCI SMT Flat Wire High Current Inductor, 5.5 µH, 12 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-HCI SMT Flat Wire High Current Inductor | Inductance5.5 µH | Performance Rated Current12 A | Saturation Current @ 10%4.5 A | Saturation Current @ 30%12 A | DC Resistance10.3 mΩ | Self Resonant Frequency30 MHz | MaterialSuperflux |