L7987

L7987

Active

L7987TR

61 V 3 A asynchronous step-down switching regulator with adjustable current limitation

Input Voltage Min Volt4.5
Input Voltage Max Volt61.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameHTSSOP16

The L7987 device is a step-down monolithic switching regulator able to deliver up to 3 A DC. The output voltage adjustability ranges from 0.8 V to VIN. The wide input voltage range and the 100% duty cycle capability meet the fail safe specifications for industrial systems. The embedded switchover...
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Key features
  • 3 A DC output current
  • 4.5 V to 61 V operating input voltage
  • RDS,ON= 250 mΩ typ.
  • Adjustable fSW(250 kHz - 1.5 MHz)
  • Low IQ-SHD (11 μA typ. from VIN)
  • Low IQ (1 mA typ. - VIN24 V - VOUT3.3 V)
  • Output voltage adjustable from 0.8 V to VIN
  • Synchronization
  • Adjustable soft-start time
  • Adjustable current limitation
  • Low dropout operation (12 μs max.)
  • VBIASimproves efficiency at light load
  • PGOOD open collector output
  • Output voltage sequencing
  • Digital frequency foldback in short-circuit
  • Peak current foldback in short-circuit
  • Auto-recovery thermal shutdown
In stock
Quantity $ per unit Savings
1-9$3.110%
10-24$2.849%
25-99$2.7013%
100-249$2.3923%
250-330$2.2627%
Contact sales
$3.11
$3.11
Input Voltage Min Volt4.5
Input Voltage Max Volt61.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
RoHs compliantEcopack2
GradeIndustrial
Package NameHTSSOP16

The L7987 device is a step-down monolithic switching regulator able to deliver up to 3 A DC. The output voltage adjustability ranges from 0.8 V to VIN. The wide input voltage range and the 100% duty cycle capability meet the fail safe specifications for industrial systems. The embedded switchover...
Read More

Key features
  • 3 A DC output current
  • 4.5 V to 61 V operating input voltage
  • RDS,ON= 250 mΩ typ.
  • Adjustable fSW(250 kHz - 1.5 MHz)
  • Low IQ-SHD (11 μA typ. from VIN)
  • Low IQ (1 mA typ. - VIN24 V - VOUT3.3 V)
  • Output voltage adjustable from 0.8 V to VIN
  • Synchronization
  • Adjustable soft-start time
  • Adjustable current limitation
  • Low dropout operation (12 μs max.)
  • VBIASimproves efficiency at light load
  • PGOOD open collector output
  • Output voltage sequencing
  • Digital frequency foldback in short-circuit
  • Peak current foldback in short-circuit
  • Auto-recovery thermal shutdown