Isolation Switching Power Supply AC-DC Buck Module 220V to 5V 2A 10W

Description

Isolation Switching Power Supply AC-DC Buck Module 220V to 5V 2A 10W

Specifications for an Isolation Switching Power Supply AC-DC Buck Module — 220 V to 5 V 2 A (10 W):

📦 General Information

• Type: Isolated AC-DC Buck Switching Power Supply Module

• Input Voltage: 85–265 V AC (50/60 Hz) or 100–370 V DC

• Output Voltage: 5 V DC

• Output Current: 2 A (max continuous)

• Output Power: 10 W (max)

• Isolation Voltage: ≥ 3000 V AC

• Applications: Smart home devices, industrial control, IoT projects, home appliances, LED drivers, microcontroller power supply

⚡ Electrical Characteristics

• Input Frequency: 47–63 Hz

• Conversion Efficiency: ≥ 80% (typical)

• Output Ripple & Noise: ≤ 50 mVp-p (@ 20 MHz bandwidth)

• Load Regulation: ±0.5%

• Line Regulation: ±0.5%

• Hold-Up Time: ≥ 20 ms (full load)

• Short Circuit Protection: Automatic recovery

• Over-Current Protection: 110–150% of rated output current

• Over-Voltage Protection: 120–140% of rated output voltage

🌡 Thermal & Environmental

• Operating Temperature: –40 °C to +70 °C (derating above 50 °C)

• Storage Temperature: –40 °C to +85 °C

• Operating Humidity: 5–95% RH (non-condensing)

• Cooling Method: Natural air convection

🔧 Mechanical Characteristics

• Dimensions (Typical): 45 mm × 25 mm × 20 mm

• Weight: ~22 g

• Mounting: PCB through-hole or screw terminals (depending on version)

• Case Material: Flame-retardant ABS or epoxy-coated PCB

• Lead Spacing: Standard 5.0 mm or solder pads

✅ Advantages

• High efficiency and low standby power consumption

• Galvanic isolation for safety compliance

• Compact and lightweight design

• Low ripple and noise suitable for powering sensitive electronics