Motor Drivers, Stepper | LC898219XI

Auto Focus (AF) Controller

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Overview

This LSI is Closed-Auto Focus control LSI equipped with hall sensor. It consists of 1 system feedback circuit and constant current driver. It has also a built-in EEPROM and temperature sensor.

  • AF Driver
  • Smartphones
  • Tablets
  • Wearable Devices
  • Built-in equalizer circuit using digital operation
    - AF control equalizer circuit
    - Any coefficient can be specified by 2-wire serial I/F (TWIF)
  • Built-in EEPROM
    - 128 byte (16 byte/page)
  • Built-in Constant Current Driver
    - 140 mA
  • 2-wire serial interface
    (The communication protocol is compatible with I2C.)
  • Built-in A/D converter
  • Built-in D/A converter
    - Hall offset
    - Constant current bias
  • Built-in Hall Sensor
    - Si Hall sensor
  • Built-in VGA
    - Hall Amp
  • Built-in OSC
  • Package
    - WL-CSP 8-pin
    - Pb-Free, Halogen Free
  • Supply voltage
    - VDD (2.6 V to 3.3 V)

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Package Type

Case Outline

MSL Type

MSL Temp (°C)

Container Type

Container Qty.

ON Target

VM Min (V)

VM Max (V)

VCC Min (V)

VCC Max (V)

IO Max (A)

IO Peak Max (A)

Step Resolution

Control Type

Current Sense

Fault Detection

Pricing ($/Unit)

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LC898219XI-MH

Active

Pb

A

H

P

WLCSP-8

567TE

1

260

REEL

4000

N

2.6

3.3

~NA~

~NA~

0.147

~NA~

~NA~

Serial

~NA~

~NA~

Price N/A

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