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NCP1612A1DR2G
+NomenclatureIC PFC CTRLR CCFF/CRM 10SOIC
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FabricantSemi - conducteurs
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Pièce fabricant #NCP1612A1DR2G
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En stock6666
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Spécifications
| Attribut | Valeur |
| PartStatus | Active |
| Mode | Current Controlled Frequency Foldback (CCFF), Critical Conduction (CRM) |
| Current-Startup | 20 µA |
| Voltage-Supply | 9.5V ~ 35V |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 10-SOP (0.154", 3.90mm Width) |
| SupplierDevicePackage | 10-SOIC |
| BaseProductNumber | NCP1612 |
Présentation
Description
Key specifications include a wide input voltage range, typically from 85V to 265V AC, and the ability to deliver up to 12W of output power. The chip incorporates several protection features, such as over-voltage, over-current, and thermal shutdown, ensuring reliable operation and longevity.
Additionally, it supports various control methods, including constant voltage and constant current regulation, making it versatile for different load conditions. The NCP1612A1DR2G is housed in a compact SOIC-8 package, facilitating easy integration into space-constrained designs. Its efficiency and flexibility make it a popular choice for energy-efficient power supply solutions in consumer electronics and industrial applications.
Equivalent
Features
1. High Voltage Startup: It operates directly from high-voltage AC inputs, with a wide input voltage range.
2. PWM Control: Utilizes a pulse-width modulation (PWM) control scheme for efficient power management.
3. Built-in Protection Features: Includes over-voltage protection (OVP), under-voltage lockout (UVLO), and thermal shutdown.
4. Frequency Modulation: Provides frequency modulation to minimize electromagnetic interference (EMI).
5. Adjustable Output Voltage: Output voltage can be adjusted using external resistors.
6. Synchronous Rectification: Supports synchronous rectification for increased efficiency.
7. Compact Package: Available in a compact SOIC-8 package for space-constrained designs.
These features make the NCP1612A1DR2G suitable for various applications requiring efficient power conversion and management.
Pinout
Key pin functions include:
1. VIN: Input voltage supply.
2. GND: Ground reference.
3. VCC: Supply voltage for internal circuits.
4. COMP: Compensation network for stability.
5. FB: Feedback voltage input for regulation.
6. SW: Switch node for the power stage.
7. VOUT: Output voltage.
8. CSN/PSN & CSP/PSP: Current sense inputs for overcurrent detection.
9. MODE: Selects between different operating modes.
10. SYNC: Synchronization input for multiple converters.
11. SS & RAMP: Soft-start and ramp control for stable startup.
12. PWM: Pulse-width modulation control.
This device is typically used in power supply applications for its efficiency and flexibility in regulation.
Manufacturer
Application
1. AC-DC Power Supplies: Ideal for converting AC mains to various DC voltages.
2. LED Drivers: Provides efficient power to LED lighting systems.
3. Telecom Equipment: Supplies power to communication devices and infrastructure.
4. Battery Chargers: Used in charging circuits for lithium-ion and other batteries.
5. Industrial Power Supplies: Supports various industrial applications requiring reliable voltage regulation.
Overall, it is suitable for applications needing compact, efficient, and reliable power management solutions.