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AP1605 - PWM/PFM Dual-mode Step-Down Switching Regulator

General Description

AP1605 consists of CMOS step-down switching regulator with PWM/PFM dual mode control.

These devices include a reference voltage source, oscillation circuit, error amplifier, internal PMOS and etc.

AP1605 provides low-ripple power, high efficiency, and excellent transient characteristics.

Key Features

  • s - Low current consumption: In operation: 100µA max. Power off: 2µA max. - Input voltage: 2.5V to 7V. Adjustable version (+2.5%) - PWM/PFM dual Mode - Oscillation frequency: 300KHz (Typ. ) - With a power-off function. - Built-in internal SW P-channel MOS - SOP-8L/TSSOP-8L Package.
  • General.

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Datasheet Details

Part number AP1605
Manufacturer Anachip
File Size 173.84 KB
Description PWM/PFM Dual-mode Step-Down Switching Regulator
Datasheet download datasheet AP1605 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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AP1605 PWM/PFM Dual-mode Step-Down Switching Regulator „ Features - Low current consumption: In operation: 100µA max. Power off: 2µA max. - Input voltage: 2.5V to 7V. Adjustable version (+2.5%) - PWM/PFM dual Mode - Oscillation frequency: 300KHz (Typ.) - With a power-off function. - Built-in internal SW P-channel MOS - SOP-8L/TSSOP-8L Package. „ General Description AP1605 consists of CMOS step-down switching regulator with PWM/PFM dual mode control. These devices include a reference voltage source, oscillation circuit, error amplifier, internal PMOS and etc. AP1605 provides low-ripple power, high efficiency, and excellent transient characteristics. The PWM/PFM control circuit is able to very the duty ratio linearly 0%~0.25% (PFM) and 25%~100% (PWM).