Varnitronics
NCP1252DRG HANSCHIP semiconductor
HANSCHIP semiconductor

NCP1252DRG

92kHz~108kHz 9V~28V SOP-8 AC DC Converters, Offline Switchers RoHS

SOP-8ROHS CompliantActive

Current Mode PwM Controller for Forward and Flyback Applications

Manufacturer part #
NCP1252DRG
Store part #
C5145243
Package / case
SOP-8
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

100% Authentic · 30-Day Return or Replacement · policy

1,865 in stock

#C5145243

Stock & price checked 30 h ago

QuantityUnit pricePack price
5+₹21.67₹108.35
50+₹18.95₹947.50
150+₹17.77₹2,665.50
500+₹16.30₹8,150.00
2,500+₹14.87₹37,175.00
5,000+₹14.47₹72,350.00

5 × ₹21.67

₹108.35

excl. GST

₹127.85 incl. 18% GST

Need volume or a scheduled delivery? Request a quote
  • Dispatch in 7–10 working days
  • GST invoice with every order
  • Standard pack: 2,500 per reel

NCP1252DRG

₹108.35 for 5 + GST

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Specifications

Operating Temperature
-25℃~+125℃
Output Current
500mA;800mA
Frequency - Switching
92kHz~108kHz
Voltage - Supply
9V~28V
Features
Soft-start;Over Voltage Protection;Over Current Protection;Under Voltage Protection
Topology
Flyback;Forward
Duty Cycle(Max)
49.6%
Working Mode
PWM Modulation
Feedback System
Secondary-Side Feedback

Packaging & compliance

RoHS
ROHS Compliant
Lifecycle
Active
Moisture sensitivity
MSL 3 (168 hours)
Packaging
Tape & Reel (TR)
Standard pack
2,500 / Reel
Sold per
Piece
Minimum order
5 (multiples of 5)
Unit weight
0.21 g

Overview

The NCP1252 controller provides everything needed to build a cost-effective and reliable AC/DC switching power supply, dedicated for ATX power supplies. Thanks to an internal fixed timer, the NCP1252 can detect output overloads without relying on an auxiliary VDD. Under-voltage input protection prevents low input voltage conditions and enhances converter safety. Finally, the SOP8 package saves PCB space, making it the preferred solution for cost-sensitive projects. The NCP1252 is available in SOP-8/DIP-8 packages.

Applications

  • PC silver chassis power supplies, gaming adapters
  • Flyback and forward converters

Key features

  • Peak current mode control
  • Adjustable switching frequency up to 500 kHz
  • Frequency jitter
  • Latched primary OCP with 10 ms delay
  • OLP with 55 ms delay
  • Delayed operation at startup via internal fixed timer
  • Adjustable soft-start timer
  • VDD range 10V to 26V with auto-recovery UVLO
  • Auto-recovery undervoltage detection
  • Internal 160 ns leading edge blanking
  • Adjustable internal slope compensation
  • +500 mA / –800 mA source/sink current capability
  • Compliant with latest no-load regulation specifications
  • Maximum duty cycle 50%
  • SOP-8 and DIP-8 packages

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