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SG2843M Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
SG2843MSG368Yes

Part Number:** SG2843M **Manufacturer:** SG (Silicon General) ### **Specifications:** - **Type:** Current Mode PWM Controller IC - **Input Voltage Range:** 8V to 40V - **Output Frequency:** Adjustable up to 500kHz - **Duty Cycle Range:** 0%

Part Number: SG2843M

Manufacturer: SG (Silicon General)

Specifications:

  • Type: Current Mode PWM Controller IC
  • Input Voltage Range: 8V to 40V
  • Output Frequency: Adjustable up to 500kHz
  • Duty Cycle Range: 0% to 100%
  • Output Current: Up to 1A (Peak)
  • Operating Temperature Range: -40°C to +85°C
  • Package: 16-Pin DIP (Dual In-Line Package)

Descriptions:

The SG2843M is a high-performance PWM controller designed for switching power supply applications. It operates in current-mode control, providing precise regulation and improved transient response. The IC includes features such as soft-start, undervoltage lockout (UVLO), and cycle-by-cycle current limiting for enhanced reliability.

Features:

  • Current-Mode Control: Improves loop response and simplifies compensation.
  • Adjustable Frequency: External resistor/capacitor sets oscillator frequency.
  • Soft-Start Function: Reduces inrush current during startup.
  • Undervoltage Lockout (UVLO): Ensures proper operation within voltage range.
  • Error Amplifier: Provides feedback loop stability.
  • Pulse-by-Pulse Current Limiting: Protects against overloads.
  • Totem Pole Output: Directly drives power MOSFETs.

This IC is commonly used in DC-DC converters, power supplies, and other switching regulator applications.

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