ASL2500SHN datasheet(2/39 Pages) NXP

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ASL2500SHN

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Product data sheet

Rev. 3 — 26 October 2017

2 of 39

NXP Semiconductors

ASL2500SHN

Two phase boost converter

Features and benefits

 The ASL2500SHN is an automotive grade product that is AEC-Q100 grade 1 qualified.

 Operating ambient temperature range of

40 C to +125 C

 Wide operating input voltage range from +5.5 V to +40 V

 Output voltage programmable via SPI interface

 Multi-phase operation for higher power

 Up to two phases per output

 Up to two flexible output voltages with 3 % accuracy programmable via SPI

 Both output voltages can be controlled independently

 Fixed Frequency Operation via built-in oscillator

 Slope compensation to track the frequency and output voltage

 Programmable control loop compensation

 Fast high efficiency FET switching

 Programmable internal gate driver voltage regulator

 Gate switching is halted when overvoltage on output is detected

 Support both Logic Level and Standard Level FETs

 Low Electro Magnetic Emission (EME) and high Electro Magnetic Immunity (EMI)

 Output voltage monitoring

 Supply voltage measurement

 Control signal to enable the device

 Read-back programmed voltage and frequency range via SPI

 Junction temperature monitoring via SPI

 Small package outline HVQFN32

 Low quiescent current <5

A at 25 C when EN = 0

Applications

 Automotive LED lighting

 Daytime running lights

 Position or park light

 Low beam

 High beam

 Turn indicator

 Fog light

 Cornering light

Ordering information

Table 1.

Ordering information

Type number

Package

Name

Description

Version

ASL2500SHN

HVQFN32

plastic thermal enhanced very thin quad flat package; no leads; 32 terminals;

body 5

 5  0.85 mm

SOT617-12

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