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L6983IQTR

38 V, 10 W synchronous iso-buck converter for isolated applications

Input Voltage Min Volt4.0
Input Voltage Max Volt38.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack3
GradeIndustrial
Package NameQFPN 3X3X0.80 16L PITCH 0.50

The L6983I is a device specifically designed for isolated buck topology. The primary output voltage can be accurately adjusted, whereas the isolated secondary output is derived by using a given transformer ratio. No optocoupler is required. The primary sink capability up to -4.5 A (even during...
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Key features
  • Designed for iso-buck topology
  • 3.5 V to 38 V operating input voltage
  • Primary output voltage regulation / no optocoupler required
  • 4.5 A source / sink peak primary current capability
  • Peak current mode architecture in forced PWM operation
  • 390 ns blanking time
  • 200 kHz to 1 MHz programmable switching frequency. Stable with low ESR capacitor: min 2 µF
  • Internal compensation network
  • 2 μA shutdown current
  • Internal soft-start
  • Enable
  • Overvoltage protection
  • Output voltage sequencing
  • Thermal protection
  • Optional spread spectrum for improved EMC
  • Power Good
  • Synchronization to external clock
  • QFN16 (3x3 mm) package
In stock
Quantity $ per unit Savings
1-9$3.330%
10-24$2.9910%
25-99$2.8315%
100$2.4526%
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$3.33
$3.33
or
Input Voltage Min Volt4.0
Input Voltage Max Volt38.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack3
GradeIndustrial
Package NameQFPN 3X3X0.80 16L PITCH 0.50

The L6983I is a device specifically designed for isolated buck topology. The primary output voltage can be accurately adjusted, whereas the isolated secondary output is derived by using a given transformer ratio. No optocoupler is required. The primary sink capability up to -4.5 A (even during...
Read More

Key features
  • Designed for iso-buck topology
  • 3.5 V to 38 V operating input voltage
  • Primary output voltage regulation / no optocoupler required
  • 4.5 A source / sink peak primary current capability
  • Peak current mode architecture in forced PWM operation
  • 390 ns blanking time
  • 200 kHz to 1 MHz programmable switching frequency. Stable with low ESR capacitor: min 2 µF
  • Internal compensation network
  • 2 μA shutdown current
  • Internal soft-start
  • Enable
  • Overvoltage protection
  • Output voltage sequencing
  • Thermal protection
  • Optional spread spectrum for improved EMC
  • Power Good
  • Synchronization to external clock
  • QFN16 (3x3 mm) package