AP2004SG-13

Overview

The AP2004SG-13 is a PWM buck controller from Diodes Incorporated, designed for power-supply regulators. It integrates an on-chip 1.25V reference, error amplifier, adjustable oscillator, soft-start, UVLO, and short-circuit protection. The device operates with a supply voltage up to 27V and features a push-pull output circuit. The switching frequency is adjustable via an external timing capacitor, with a maximum frequency of 300kHz. It is housed in an 8-pin SOP package.

Feature Summary

• Integrates PWM control circuitry with under-voltage lockout and short-circuit protection
• Features adjustable oscillator frequency and internal soft-start capability
• Includes a stable 1.25V internal voltage reference and error amplifier

Applications

• DC/DC converters in computers
• LCD monitor backlight inverters
• CDROM and XDSL product power supplies

Procurement Notes

Verify the specific suffix 'SG-13' against the manufacturer's current datasheet to confirm package type and environmental compliance status. Ensure the component matches the required operating voltage range and switching frequency specifications for the target application design.

Selection Notes

Select this component for applications requiring a robust buck controller with integrated protection features. Consider the 27V input range and adjustable frequency when designing power stages. Verify compatibility with the required output drive capabilities and thermal management solutions for the SOP-8 package.

Part Context

This part belongs to the AP2004 series of PWM buck controllers manufactured by Diodes Incorporated. The series is characterized by its integration of essential control functions into a single chip, aimed at simplifying power supply regulator designs for various consumer and industrial electronic devices.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.