圖片僅供參考
規格
| 屬性 | 價值 |
| Manufacturer | Southchip Semicon |
| Package | SOT-23-6 |
概述
Equivalent
The SC3503SBER is a synchronous buck controller. Equivalent or similar products include:
- LM5145 (Texas Instruments)
- MP2315 (MPS)
- TPS54360 (TI)
- ISL8117 (Renesas)
These alternatives offer comparable features like high efficiency, adjustable output, and synchronous rectification. Always verify pin compatibility and specifications for your application.
- LM5145 (Texas Instruments)
- MP2315 (MPS)
- TPS54360 (TI)
- ISL8117 (Renesas)
These alternatives offer comparable features like high efficiency, adjustable output, and synchronous rectification. Always verify pin compatibility and specifications for your application.
Features
The SC3503SBER is a high-performance synchronous buck converter with the following key features:
- Input Voltage Range: 4.5V to 32V
- Output Current: Up to 3A
- High Efficiency (up to 95%) with integrated low-RDS(ON) MOSFETs
- Adjustable Output Voltage (0.8V to 30V)
- Fixed 500kHz Switching Frequency (reduces external component size)
- Protections: Overcurrent (OCP), Overvoltage (OVP), Undervoltage Lockout (UVLO), and Thermal Shutdown
- Compact Package: SOP-8 (suitable for space-constrained designs)
- Low Quiescent Current (100μA) for improved light-load efficiency
Ideal for industrial, automotive, and consumer electronics requiring efficient step-down power conversion.
- Input Voltage Range: 4.5V to 32V
- Output Current: Up to 3A
- High Efficiency (up to 95%) with integrated low-RDS(ON) MOSFETs
- Adjustable Output Voltage (0.8V to 30V)
- Fixed 500kHz Switching Frequency (reduces external component size)
- Protections: Overcurrent (OCP), Overvoltage (OVP), Undervoltage Lockout (UVLO), and Thermal Shutdown
- Compact Package: SOP-8 (suitable for space-constrained designs)
- Low Quiescent Current (100μA) for improved light-load efficiency
Ideal for industrial, automotive, and consumer electronics requiring efficient step-down power conversion.
Pinout
The SC3503SBER is a 5-pin synchronous buck converter IC. Its pin functions are as follows:
1. VIN – Input voltage supply (4.5V to 18V).
2. GND – Ground reference.
3. SW – Switching node connected to the inductor.
4. FB – Feedback pin for output voltage regulation.
5. EN – Enable control (high to activate).
It provides high-efficiency step-down conversion with integrated MOSFETs, supporting adjustable output voltage and up to 3A output current.
1. VIN – Input voltage supply (4.5V to 18V).
2. GND – Ground reference.
3. SW – Switching node connected to the inductor.
4. FB – Feedback pin for output voltage regulation.
5. EN – Enable control (high to activate).
It provides high-efficiency step-down conversion with integrated MOSFETs, supporting adjustable output voltage and up to 3A output current.
Manufacturer
The SC3503SBER is a voltage regulator IC manufactured by Semtech Corporation. Semtech is a leading semiconductor company specializing in high-performance analog and mixed-signal products, including power management, protection, and connectivity solutions. Founded in 1960 and headquartered in Camarillo, California, Semtech serves industries such as communications, data centers, industrial, and automotive. The company is known for its innovation in energy-efficient and reliable semiconductor technologies.
Application
The SC3503SBER is a high-performance synchronous buck converter IC, primarily used in:
1. Consumer Electronics – Power supplies for TVs, set-top boxes, and routers.
2. Industrial Equipment – Voltage regulation in automation and control systems.
3. Networking Devices – Efficient power management for switches and servers.
4. Automotive Electronics – Auxiliary power systems (non-critical applications).
5. LED Lighting – Driver circuits for stable voltage supply.
Its compact design, high efficiency (~95%), and wide input range (4.5V–36V) make it suitable for space-constrained and energy-sensitive applications.
1. Consumer Electronics – Power supplies for TVs, set-top boxes, and routers.
2. Industrial Equipment – Voltage regulation in automation and control systems.
3. Networking Devices – Efficient power management for switches and servers.
4. Automotive Electronics – Auxiliary power systems (non-critical applications).
5. LED Lighting – Driver circuits for stable voltage supply.
Its compact design, high efficiency (~95%), and wide input range (4.5V–36V) make it suitable for space-constrained and energy-sensitive applications.
Package
The SC3503SBER is a SOT-23-5 package type. It is a small surface-mount transistor package with 5 pins, commonly used for low-power applications. The compact design makes it suitable for space-constrained PCBs.
