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KA7500B Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
KA7500BFAI250Yes

KA7500B is a pulse-width modulation (PWM) control IC manufactured by Fairchild Semiconductor (now part of ON Semiconductor).

The KA7500B is a pulse-width modulation (PWM) control IC manufactured by Fairchild Semiconductor (now part of ON Semiconductor). Below are the factual specifications, descriptions, and features:

Manufacturer:

FAI (Fairchild Semiconductor, now part of ON Semiconductor)

Specifications:

  • Type: PWM Controller IC
  • Package: DIP-16 or SOIC-16
  • Operating Voltage: 7V to 40V
  • Output Current: Up to 200mA (sink/source)
  • Oscillator Frequency Range: 1kHz to 300kHz
  • Duty Cycle Adjustable Range: 0% to 100%
  • Error Amplifier Gain: 70dB (typical)
  • Quiescent Current: 10mA (typical)
  • Operating Temperature Range: -20°C to +85°C

Descriptions:

The KA7500B is a fixed-frequency PWM controller designed for DC-DC converter and power supply applications. It provides precise voltage regulation through pulse-width modulation control. The IC includes an internal oscillator, error amplifier, dead-time control comparator, and output drivers. It is widely used in switch-mode power supplies (SMPS), inverters, and motor control circuits.

Features:

  • Complete PWM Control Circuitry
  • On-Chip Error Amplifier
  • Adjustable Dead-Time Control
  • Internal Soft-Start Function
  • Under-Voltage Lockout (UVLO) Protection
  • Synchronous Operation Capability
  • Compatible with TL494 and MB3759

This information is strictly factual and does not include recommendations or usage guidance.

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