SY81012VDC

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SY81012VDC

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  • 製造商Silergy公司

  • 製造商部分 #SY81012VDC

  • 有存貨25074

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正品保證

規格

屬性 價值
Manufacturer Silergy Corp
Package QFN-19(3x4)
Voltage - Supply 2.7V~16V
Function Step-down type
Synchronous Rectifier Yes
Number of Outputs 1
Topology Step-Down
Operating Temperature -40℃~+125℃
Quiescent Current 850uA
Switch tube (built-in/external) Built-in
Output Current 12A
Frequency - Switching 600kHz~1000kHz
Output Voltage 600mV~5.5V

概述

Description

The SY81012VDC is a synchronous step-down DC-DC converter designed for high-efficiency power conversion. Key features include:
- Input Voltage Range: 4.5V to 18V
- Output Voltage: Adjustable (0.6V to 15V)
- Max Output Current: 12A
- High Efficiency (up to 95%)
- Switching Frequency: 500kHz (typ.)
- Protections: Overcurrent (OCP), Overvoltage (OVP), Thermal Shutdown
It integrates low-RDS(ON) MOSFETs, reducing power loss and simplifying PCB design. Common applications include POL (Point-of-Load) supplies, networking equipment, and industrial systems.
The compact SOP-8-EP package makes it suitable for space-constrained designs. For stable operation, follow the datasheet’s layout guidelines.
Would you like specific details on pin configuration or application circuits?

Equivalent

The SY81012VDC is a 1A synchronous buck converter. Equivalent alternatives include:
- MP2307 (Monolithic Power Systems)
- AP3416 (Diodes Incorporated)
- RT8059 (Richtek)
- LMR14006 (Texas Instruments)
- AOZ1282 (Alpha & Omega Semiconductor)
These offer similar specs (e.g., 1A output, adjustable voltage, synchronous rectification). Verify pin compatibility and electrical characteristics for your design.

Features

The SY81012VDC is a synchronous buck converter with the following key features:
- Input Voltage Range: 4.5V to 18V
- Output Voltage: Adjustable from 0.6V to 15V
- Output Current: Up to 1.2A
- High Efficiency: Up to 95% (PWM mode)
- Switching Frequency: 500kHz (fixed)
- Low Quiescent Current: 40μA (typical)
- Protections: Over-current (OCP), over-temperature (OTP), and under-voltage lockout (UVLO)
- Package: SOT23-6 (compact and space-saving)
- Operation Modes: PWM for high efficiency at heavy loads
Ideal for portable devices, networking equipment, and industrial applications requiring compact, efficient power conversion.

Pinout

The SY81012VDC is a 6-pin synchronous buck converter IC with the following pin functions:
1. VIN – Input voltage (2.5V–6V)
2. GND – Ground
3. EN – Enable control (high = on, low = off)
4. FB – Feedback for output voltage regulation
5. SW – Switching node (connects to inductor)
6. BST – Bootstrap for high-side MOSFET driver
It provides efficient step-down conversion with up to 2A output current and adjustable output voltage.

Application

The SY81012VDC is a synchronous buck converter commonly used in:
1. Consumer Electronics – Powering processors, FPGAs, and peripherals in devices like routers, set-top boxes, and smart home gadgets.
2. Industrial Systems – Providing efficient voltage regulation for embedded systems, sensors, and control modules.
3. Networking Equipment – Supporting power management in switches, modems, and communication devices.
4. Automotive Electronics – Used in infotainment, ADAS, and telematics systems.
5. Portable Devices – Optimizing battery life in handheld instruments and IoT devices.
Its high efficiency (up to 95%), compact size, and 4.5V–18V input range make it ideal for space-constrained, low-power applications.

Package

The SY81012VDC is a synchronous buck converter IC typically available in a SOT23-5 package. This compact surface-mount package is widely used for power management applications, offering efficient voltage regulation in a small footprint. The SOT23-5 package is suitable for space-constrained designs, with five pins for input, output, enable, feedback, and ground connections.

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