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AK45C Series WebSheet

AK45C
  • Input Voltage: 36 V to 75 V
  • Output Voltage: 1.8 V to 3.3 V
  • Outputs: Single
  • Size (L x W x H): 1.450" x 2.300" x 0.500"
  • Operating Temperature: -25 to 85C
  • Download Datasheet

Special features

  • Fixed frequency switching (375kHz)
  • Remote sense compensation
  • High capacitive load limit on start-up
  • Industry standard package 1.45" x 2.28" x 0.5"
  • -40°C to +100°C Baseplate operating temperature (with no derating)
  • High efficiency
  • Regulation to zero load
  • Basic insulation

Electrical specs

Input

  • Efficiency: 86%@3.3Vo Typ
  • Input Surge: 100V /100ms
  • Input Range: 36 to 75 VDC

Output

  • Line regulation: 10mV typical
  • Voltage Tolerance: ±1%
  • Noise/Ripple: 100mV max typ
  • Remote sense: Up to 0.5V
  • Transient Response: 200mV max deviation with 25% to 75% full load
  • Overvoltage Protection: 160% nominal output (1.8V and 2.5V)
  • Current Limit: 115% nominal output
  • Switching Frequency: 375kHz (typ)
  • Load Regulation: 10mV typical down to no load

Logic Control

  • Voltage Adjust: 90 to 110% Vo (1.8 V)
  • Enable: TTL compatible (positive & negative enable options)

AK45C models

Output(s) Model No Stock Check Evaluation
1.8 V @ 20 A AK45C-048L-018F20HA Check Request
1.8 V @ 20 A AK45C-048L-018F20HA-6 Check Request
1.8 V @ 20 A AK45C-048L-018F20HA-8 Check Request
1.8 V @ 20 A AK45C-048L-018F20HAN Check Request
1.8 V @ 20 A AK45C-048L-018F20HAN-6 Check Request
1.8 V @ 20 A AK45C-048L-018F20HAN-8 Check Request
2.5 V @ 20 A AK45C-048L-025F20HA Check Request
2.5 V @ 20 A AK45C-048L-025F20HA-6 Check Request
2.5 V @ 20 A AK45C-048L-025F20HA-8 Check Request
2.5 V @ 20 A AK45C-048L-025F20HAN Check Request
2.5 V @ 20 A AK45C-048L-025F20HAN-6 Check Request
2.5 V @ 20 A AK45C-048L-025F20HAN-8 Check Request
3.3 V @ 20 A AK45C-048L-033F20HA Check Request
3.3 V @ 20 A AK45C-048L-033F20HA-6 Check Request
3.3 V @ 20 A AK45C-048L-033F20HA-8 Check Request
3.3 V @ 20 A AK45C-048L-033F20HAN Check Request
3.3 V @ 20 A AK45C-048L-033F20HAN-6 Check Request
3.3 V @ 20 A AK45C-048L-033F20HAN-8 Check Request