Varnitronics
GP8521J HaloChip
HaloChip

GP8521J

Converter Offline Flyback Topology 60kHz~70kHz SOP-8

SOP-8ROHS CompliantActive

High-performance current-mode PWM power switch

Manufacturer
HaloChip
Manufacturer part #
GP8521J
Store part #
C22434955
Package / case
SOP-8
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

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

1,324 in stock

#C22434955

Stock & price checked 27 h ago

QuantityUnit pricePack price
1+₹55.06₹55.06
10+₹43.18₹431.80
30+₹38.00₹1,140.00
100+₹31.53₹3,153.00
500+₹28.72₹14,360.00
1,000+₹27.86₹27,860.00

1 × ₹55.06

₹55.06

excl. GST

₹64.97 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: 4,000 per reel

GP8521J

₹55.06 for 1 + GST

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Specifications

Operating Temperature
-40℃~+85℃
Frequency - Switching
60kHz~70kHz
Voltage - Supply
14.5V~40V
Voltage - Breakdown
650V
Topology
Flyback
Features
Over Voltage Protection;Under Voltage Protection;Over Current Protection;Overload Protection;Soft-start
Duty Cycle(Max)
70%
Feedback System
Secondary-Side Feedback

Packaging & compliance

RoHS
ROHS Compliant
Lifecycle
Active
Moisture sensitivity
MSL 3 (168 hours)
Packaging
Tape & Reel (TR)
Standard pack
4,000 / Reel
Sold per
Piece
Minimum order
1
Unit weight
0.38 g

Overview

GP8521X is a high-performance AC/DC current-mode PWM power switch designed for chargers and adapters. GP8521X features audio noise elimination. The operating frequency is 65kHz with ±4% frequency jittering. As output power decreases, the IC reduces switching frequency based on power-saving mode control to improve light-load efficiency. When power drops below a certain threshold, the IC enters burst mode to reduce standby power consumption, keeping the no-load power dissipation of the entire unit below 75mW. It features seamless OCP/OPP recovery, constant power limiting, and OCP/OPP compensation across the full input voltage range. Multiple protection features are included, such as UVLO, VDD OVP, cycle-by-cycle current limiting OCP, and overload protection OLP. Available in SOP8 package.

Applications

  • AC/DC Adapters
  • Laptop Chargers
  • Open-Frame SMPS
  • Other Auxiliary Power Supplies

Key features

  • Audio noise cancellation technology
  • Energy-saving mode for improved light-load efficiency
  • Fixed 65kHz switching frequency
  • OCP/OPP seamless recovery control
  • Low standby power consumption 75mW
  • Built-in synchronous harmonic compensation
  • Leading-edge blanking (LEB) and cycle-by-cycle current limiting
  • Open-circuit protection, OVP, UVP, OTP

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