μ-step System Lens Driver for Digital Still Cameras

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* This is a standard-grade product.
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Product Detail

Part Number | BU24036MWV-E2
Status | Recommended
Package | UQFN040V5050
Unit Quantity | 2500
Minimum Package Quantity | 2500
Packing Type | Taping
RoHS | Yes






Number of Channels


Operating Temperature (Min.)[°C]


Operating Temperature (Max.)[°C]


Package Size [mm]

5x5 (t=1)


  • Built-in 6 channels Driver block
    1ch-4ch: Voltage control type H-bridge
    (Adaptable to STM 2systems)
    5ch: Voltage / Current control type H-bridge
    6ch: Current control type H-bridge
  • Built-in 2 channels PI driving circuit
  • Built-in 1 channels Waveforming circuit
  • Built-in FLL digital servo circuit
  • Built-in PLL circuit
  • Built-in STM control circuit : Autonomous control
    (cache / updown mode), Clock IN control

Design Resources


Technical Articles

Schematic Design & Verification

  • Method for Monitoring Switching Waveform
  • Importance of Probe Calibration When Measuring Power: Deskew
  • Impedance Characteristics of Bypass Capacitor

Thermal Design

  • What Is Thermal Design
  • Method for Calculating Junction Temperature from Transient Thermal Resistance Data
  • Two-Resistor Model for Thermal Simulation
  • Notes for Temperature Measurement Using Thermocouples
  • Notes for Temperature Measurement Using Forward Voltage of PN Junction
  • Thermal Resistance
  • Precautions When Measuring the Rear of the Package with a Thermocouple



  • UQFN040V5050 Footprint / Symbol

Packaging & Quality

Package Information

  • Package Information
  • Anti-Whisker formation

Manufacturing Data

  • Factory Information

Environmental Data

  • UL94 Flame Classifications of Mold Compound
  • Compliance with the ELV directive
  • REACH SVHC Non-use Declaration
  • RoHS Comission Delegated Directive

Export Information

  • The Export Control Order
  • Export Administration Regulations(EAR)