APL3531S6I-TRG

The APL3531S6I-TRG is a high-efficiency, synchronous step-down DC-DC converter from Diodes Incorporated. It features a wide input voltage range (4.5V to 18V) and delivers up to 3A of output current with adjustable output voltage.
Key highlights:
- High Efficiency: Up to 95% with integrated MOSFETs.
- Compact Design: SOT26 package for space-constrained applications.
- Low Quiescent Current: Ideal for battery-powered devices.
- Protections: Over-current, over-temperature, and under-voltage lockout (UVLO).
Common applications include consumer electronics, networking equipment, and industrial systems. Its small footprint and robust performance make it suitable for powering FPGAs, ASICs, and other low-voltage ICs.
For detailed specs, refer to the datasheet on Diodes Incorporated’s website.

Equivalent products to the APL3531S6I-TRG (a 3A synchronous buck converter) include:
- TPS54332 (Texas Instruments)
- LM2675 (Texas Instruments)
- AP63356 (Diodes Incorporated)
- MP2307 (Monolithic Power Systems)
These are 3A-4A synchronous buck converters with similar input/output ranges and features. Always verify pin compatibility and specs for your design.

The APL3531S6I-TRG is a high-efficiency, synchronous step-down DC-DC converter with the following key features:
- Input Voltage Range: 4.5V to 18V
- Output Voltage: Adjustable (0.6V to 5.5V)
- Output Current: Up to 3A
- High Efficiency: Up to 95% (PWM mode)
- Switching Frequency: 1.2MHz (fixed)
- Operation Modes: PWM (forced) & PFM (auto-switching)
- Protections: Overcurrent (OCP), overvoltage (OVP), undervoltage lockout (UVLO), and thermal shutdown
- Package: SOT-23-6 (compact footprint)
- Low Quiescent Current: 25µA (PFM mode)
Ideal for portable devices, networking equipment, and industrial applications requiring high efficiency in a small form factor.

The APL3531S6I-TRG is a 6-pin SOT-23 power management IC designed for load switch applications.
Pin Functions:
1. VIN – Input voltage supply.
2. GND – Ground connection.
3. EN – Enable control (active high).
4. PG – Power-good output (open-drain).
5. VOUT – Output voltage.
6. NC – No connection (unused pin).
It features low quiescent current, overcurrent protection, and thermal shutdown, making it suitable for portable and battery-powered devices.

The APL3531S6I-TRG is manufactured by Alpha & Omega Semiconductor (AOS), a U.S.-based company specializing in power semiconductors. AOS designs and produces a wide range of power management ICs, MOSFETs, and other components for applications like computing, consumer electronics, and industrial systems. Known for innovation and efficiency, AOS serves global markets with high-performance solutions.

The APL3531S6I-TRG is a high-efficiency, synchronous step-down DC-DC converter, commonly used in:
- Consumer Electronics: Power management for smart devices, TVs, and set-top boxes.
- Networking Equipment: Voltage regulation in routers, switches, and servers.
- Industrial Systems: Embedded power supplies for automation and control systems.
- Computing: Point-of-load (PoL) conversion in PCs and storage devices.
- IoT Devices: Efficient power delivery for battery-operated sensors and wearables.
Its compact size, high efficiency (~95%), and wide input range (4.5V–18V) make it ideal for space-constrained, energy-sensitive applications.

The APL3531S6I-TRG is a DFN-6 (2x2) package, also known as a 6-pin Dual Flat No-Lead package. It measures 2mm x 2mm with a low-profile design, suitable for space-constrained applications. This SMD package offers good thermal performance and is commonly used in power management ICs.