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XR-3525A - Pulse-Width Modulating Regulators

Download the XR-3525A datasheet PDF. This datasheet also covers the XR-1525A variant, as both devices belong to the same pulse-width modulating regulators family and are provided as variant models within a single manufacturer datasheet.

Description

The XR-1525A11527A is a series of monolithic integrated circuits that contain all of the control circuitry necessary for a pulse-width modulating regulator.

Features

  • NOR logic, giving a LOW output for an OFF state. The XR-1527AI 2525A13527A series features OR logic, giving a HIGH output for an OFF state.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (XR-1525A-EXAR.pdf) that lists specifications for multiple related part numbers.

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Other Datasheets by Exar (now MaxLinear)

Part Number Description
XR-3524 Pulse-Width Modulating Regulator
XR-3527A Pulse-Width Modulating Regulators
XR-3503 (XR-3403 / XR-3503) Quad Operational Amplifiers
XR-3543 Power Supply Output Supervisory Circuit
XR-320 Monolithic Timing Circuit

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.

View original datasheet text
XR·1525A/2525A/3525A XR·1527A/2527A/3527A Pulse-Width Modulating Regulators GENERAL DESCRIPTION The XR-1525A11527A is a series of monolithic integrated circuits that contain all of the control circuitry necessary for a pulse-width modulating regulator. Included in the 16-Pin dual-in-line package is a voltage reference, an error amplifier, a pulse-width modulator, an oscillator, under-voltage lockout, soft-start circuitry, and output drivers. FUNCTIONAL BLOCK DIAGRAM INV INPUT NON·Ir-;V INPUT SYNC The XR-1525A12525A13525A series features NOR logic, giving a LOW output for an OFF state. The XR-1527AI 2525A13527A series features OR logic, giving a HIGH output for an OFF state. FEATURES 8V to 35V Operation 5.
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