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PM6644TR

350 mA adjustable step-down regulator

Input Voltage Min Volt4.5
Input Voltage Max Volt25.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameVDFPN 10 3x3x1.0

The PM6644 is a 350 mA valley current limit step-down regulator capable of delivering an adjustable output voltage in the range between 0.9 V and 8 V. A fixed value of output voltage is also available (3.47 V), saving the external resistor divider. It is housed in a small DFN10 3x3 package. The...
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Key features
  • 4.5 V to 25 V input voltage range
  • Output voltage VOUT: fixed 3.47 V or adjustable 0.9 V to 8 V
  • 350 mA valley current limit
  • Constant-on-time control
  • Programmable switching frequency
  • Pulse skipping mode (skip mode) at light loads
  • Independent EN signals
  • Latched OVP and UVP
In stock
Quantity $ per unit Savings
1-9$2.2014%
10-24$1.6336%
25-99$1.4942%
100-249$1.3348%
250-499$1.2551%
500$1.2153%
Contact sales
$2.20
Special Price $2.20 Regular Price $2.56
Input Voltage Min Volt4.5
Input Voltage Max Volt25.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameVDFPN 10 3x3x1.0

The PM6644 is a 350 mA valley current limit step-down regulator capable of delivering an adjustable output voltage in the range between 0.9 V and 8 V. A fixed value of output voltage is also available (3.47 V), saving the external resistor divider. It is housed in a small DFN10 3x3 package. The...
Read More

Key features
  • 4.5 V to 25 V input voltage range
  • Output voltage VOUT: fixed 3.47 V or adjustable 0.9 V to 8 V
  • 350 mA valley current limit
  • Constant-on-time control
  • Programmable switching frequency
  • Pulse skipping mode (skip mode) at light loads
  • Independent EN signals
  • Latched OVP and UVP