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NCP81232_16 Datasheet, PDF (1/24 Pages) ON Semiconductor – Dual-Channel/Multi-Phase Controller | |||
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NCP81232
Dual-Channel/Multi-Phase
Controller for DrMOS
The NCP81232, a dualâchannel/multiâphase synchronous buck
controller, provides power management solutions for various
applications supported by DrMOS. It has 8 programmable
powerâstage 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 3.3 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
⢠2 Enables with Programmable Input UVLO
⢠Programmable DrMOS Power Ready Detection (DRVON)
⢠2 Power Good Indicators
⢠Comprehensive Fault Indicator
⢠Externally Programmable Soft Start and Delay Time
⢠Programmable Hiccup Over Current Protection
⢠Hiccup Under Voltage Protection
⢠Recoverable Over Voltage Protection
⢠Hiccup Over Temperature Protection
⢠Thermal Shutdown Protection
⢠QFNâ40, 5x5 mm, 0.4 mm Pitch Package
⢠This is a PbâFree Device
Typical Applications
⢠Telecom Applications
⢠Server and Storage System
⢠Multiple Rail Systems
⢠DDR Applications
www.onsemi.com
1 40
QFN40
CASE 485CR
MARKING
DIAGRAM
1
TBD
YYWWAG
A
= Assembly Location
YY
= Year
WW = Work Week
G
= PbâFree Package
ORDERING INFORMATION
Device
Package
Shippingâ
NCP81232MNTXG QFN40
2500 /
(PbâFree) Tape & Reel
â For information on tape and reel specifications,
including part orientation and tape sizes, please
refer to our Tape and Reel Packaging Specification
Brochure, BRD8011/D.
© Semiconductor Components Industries, LLC, 2015
1
September, 2016 â Rev. 1
Publication Order Number:
NCP81232/D
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