DC to DC Converter and Switching Regulator Chip

LT8640IUDC-1#PBF

Conv DC-DC 3.4V to 42V Synchronous Step Down Single-Out 0.97V to 41.58V 5A 18-Pin QFN EP Tube

Analog Devices

Product Technical Specifications

• EU RoHS

  Compliant

• ECCN (US)

  EAR99

• Part Status

  Active

• HTS

  8542.39.00.90

• Automotive

  No

• PPAP

  No

• Type

  Synchronous Step Down

• Output Type

  Adjustable

• Maximum Switching Frequency (kHz)

  200 to 3000

• Switching Regulator

  Yes

• Number of Outputs

  1

• Output Voltage (V)

  0.97 to 41.58

• Maximum Output Current (A)

  5

• Minimum Input Voltage (V)

  3.4

• Maximum Input Voltage (V)

  42

• Operating Supply Voltage Range (V)

  3.4 to 42

• Typical Switch Current (A)

  10

• Typical Quiescent Current (uA)

  2.5

• Efficiency (%)

  96

• Minimum Operating Temperature (°C)

  -40

• Maximum Operating Temperature (°C)

  125

• Supplier Temperature Grade

  Industrial

• Packaging

  Tube

• Mounting

  Surface Mount

• Package Height

  0.73

• Package Width

  3

• Package Length

  4

• PCB changed

  18

• Standard Package Name

  QFN

• Supplier Package

  QFN EP

• Pin Count

  18

• Lead Shape

  No Lead

• Family/Series

  LT8640-1

• ROHS Version

  2011/65/EU, 2015/863

• Quantity Packaging

  91

• MSL

  1