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3842AN Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
3842ANHSMC180Yes

3842AN** is a power management IC manufactured by **HSMC (Huawei Silicon Manufacturing Co.

The 3842AN is a power management IC manufactured by HSMC (Huawei Silicon Manufacturing Co.). Below are the factual specifications, descriptions, and features:

Specifications:

  • Type: PWM Controller IC
  • Package: DIP-8 (Dual In-line Package)
  • Input Voltage Range: 8V to 30V
  • Output Voltage: Adjustable (depends on external components)
  • Switching Frequency: Up to 500kHz
  • Duty Cycle: Up to 50%
  • Operating Temperature Range: -40°C to +85°C
  • Maximum Supply Current: 11mA

Description:

The 3842AN is a current-mode PWM controller designed for DC-DC converter applications. It provides precise control over power delivery in switch-mode power supplies (SMPS), ensuring efficient voltage regulation.

Key Features:

  • Current-Mode Control: Enhances loop response and simplifies compensation.
  • Under-Voltage Lockout (UVLO): Ensures proper operation within specified voltage limits.
  • High-Current Totem-Pole Output: Directly drives power MOSFETs.
  • Adjustable Oscillator Frequency: Allows flexibility in design.
  • Cycle-by-Cycle Current Limiting: Protects against overloads.
  • Soft-Start Capability: Reduces inrush current during startup.

This IC is commonly used in power supplies, battery chargers, and industrial control systems. For exact application details, refer to the HSMC datasheet.

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