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NCP81232 - Dual-Channel/Multi-Phase Controller

Datasheet Summary

Description

Pin Name 1 VIN 2 EN1 3 EN2 4 DRVON 5 PGOOD1 6 PGOOD2 7 FAULT 8 DLY1 9 DLY2 /DDR 10 SS 11 FSET 12 CNFG 13 ILIMT2 Type Power Input Analog Input Analog Input Logic Input Logic Output Logic Output Logic Output Analog Input Analog Input Analog Input Analog Input Analog Input

Features

  • Vin = 4.5~20 V with Input Feedforward.
  • Integrated 5.35 V LDO.
  • Vout = 0.6 V ~ 5.3 V.
  • Fsw = 200k ~ 1.2 MHz.
  • PWM Output Compatible to 3.3 V and 5 V DrMOS.
  • Flexible 8 Combinations of Power Stage Configurations (1~2 Output Rails, 1~4 Phases).
  • DDR Power Mode Option.
  • Interleaved Operation.
  • Differential Output Voltage Sense.
  • Differential Current Sense Compatible for both Inductor DCR Sense and DrMOS Iout.

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Datasheet preview – NCP81232

Datasheet Details

Part number NCP81232
Manufacturer ON Semiconductor
File Size 389.44 KB
Description Dual-Channel/Multi-Phase Controller
Datasheet download datasheet NCP81232 Datasheet
Additional preview pages of the NCP81232 datasheet.

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Full PDF Text Transcription

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Dual-Channel/Multi-Phase Controller for DrMOS NCP81232 The NCP81232, a dual−channel/multi−phase synchronous buck controller, provides power management solutions for various applications supported by DrMOS. It has 8 programmable power−stage configurations, differential voltage and current sense, flexible power sequence programming, and comprehensive protections. Features • Vin = 4.5~20 V with Input Feedforward • Integrated 5.35 V LDO • Vout = 0.6 V ~ 5.3 V • Fsw = 200k ~ 1.2 MHz • PWM Output Compatible to 3.
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