MEAN WELL NET-75B SWITCHING POWER SUPPLY in Pakistan

The MEAN WELL NET-75B is a 75W triple-output switching power supply designed for industrial applications. It features a universal AC input, full range voltage compatibility, and provides three distinct DC output voltages (5V, 12V, and -12V). This enclosed power supply is cooled by free air convection, undergoes a 100% full load burn-in test for reliability, and includes essential protections against short circuit, overload, and overvoltage, ensuring stable and safe operation for various electronic systems.

Features of the MEAN WELL NET-75B SWITCHING POWER SUPPLY:

• Triple Output: Provides three distinct DC voltages, ideal for multi-rail systems.
• Universal AC Input: Accepts $85\text{VAC}\dots 264\text{VAC}$ for global compatibility.
• Protections: Includes short circuit, overload, and overvoltage safeguards for enhanced safety.
• Fanless Cooling: Operates silently via free air convection, reducing maintenance.
• High Reliability: Ensured by 100% full load burn-in testing.
• Compact Design: Enclosed form factor for easy integration.
• High Efficiency: Typically $78\%$ energy conversion.
• Adjustable Output: Primary output (CH1) is adjustable ($4.75\text{V}\dots 5.5\text{V}$ ).

Specifications of the MEAN WELL NET-75B SWITCHING POWER SUPPLY:

• Model: NET-75B
• Input Voltage: $85\text{VAC}\dots 264\text{VAC}$ or $120\text{VDC}\dots 370\text{VDC}$
  
• User-specified input: $100\text{VAC}\dots 240\text{VAC},1.3\text{A}$ (falls within the universal range).
• Frequency: $47\text{Hz}\dots 63\text{Hz}$
  
• Output Channels: 3 (Triple Output)
• V1: $+5\text{VDC}$ at $5.0\text{A}$ (range $0.6\text{A}\dots 7\text{A}$ ; user $5.5\text{A}$ is within range)
• V2: $+12\text{VDC}$ at $2.8\text{A}$ (range $0.2\text{A}\dots 3.5\text{A}$ ; user $2.5\text{A}$ is within range)
• V3: $-12\text{VDC}$ at $0.5\text{A}$ (range $0.1\text{A}\dots 0.7\text{A}$ ; user $1.5\text{A}$ is outside this range, max is $0.7\text{A}$ )
• Rated Power: $64.6\text{W}$ (Total combined)
• Efficiency (Typ.): $78\%$
  
• Ripple & Noise (Max.): $80\text{mVp-p}$ (CH1), $120\text{mVp-p}$ (CH2, CH3)
• Voltage Adjustment: CH1: $4.75\text{V}\dots 5.5\text{V}$
  
• Overload Protection: $110\%\dots 150\%$ (Hiccup mode, auto-recovery)
• Overvoltage Protection: CH1: $5.75\text{V}\dots 6.75\text{V}$ (Shut down, re-power on)
• Operating Temperature: −20 ∘ C ⋯ + 60 ∘ C (with derating)
• Dimensions (L x W x H): $159\text{mm}\times 97\text{mm}\times 38\text{mm}$
  
• Weight: $0.52\text{kg}$
  
• Safety Standards: UL60950-1, CB (IEC60950-1) approved
• EMC Compliance: EN55022 Class B, EN61000 series

Uses:

• Industrial Control/Automation: PLCs, sensors, machinery.
• Test & Measurement: Lab instruments.
• Telecommunication: Networking devices.
• Electronic Devices: General-purpose circuits.
• IT/Commercial: Small IT equipment, POS systems.
• LED Lighting: Certain drivers/control circuits.

Benefits:

• Versatile: Triple outputs simplify system design.
• Reliable: Rigorous testing and robust protections ensure long-term stability.
• Global Use: Universal AC input.
• Safe: Comprehensive protection.
• Quiet: Fanless operation.
• Space-Saving: Compact design.
• Cost-Effective: Economical and certified.

Package includes:

• 1x MEAN WELL NET-75B SWITCHING POWER SUPPLY

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