Varnitronics
EG3844 EG Micro
EG Micro

EG3844

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

SOP-8ROHS CompliantActive

High-performance current mode PWM controller

Manufacturer
EG Micro
Manufacturer part #
EG3844
Store part #
C2929099
Package / case
SOP-8
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

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

3,590 in stock

#C2929099

Stock & price checked 7 days ago

QuantityUnit pricePack price
5+₹23.42₹117.10
50+₹18.60₹930.00
150+₹15.43₹2,314.50
500+₹12.85₹6,425.00
2,500+₹11.70₹29,250.00
4,000+₹11.01₹44,040.00

5 × ₹23.42

₹117.10

excl. GST

₹138.18 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

EG3844

₹117.10 for 5 + GST

Specifications

Operating Temperature
-45℃~+125℃
Frequency - Switching
60kHz~70kHz
Topology
Flyback;Forward
Features
Over Voltage Protection;Under Voltage Protection;Over Current Protection;Overtemperature protection (OTP);Soft-start
Duty Cycle(Max)
50%
Feedback System
Secondary-Side Feedback
Working Mode
PWM Modulation

Packaging & compliance

RoHS
ROHS Compliant
Lifecycle
Active
Packaging
Tape & Reel (TR)
Standard pack
4,000 / Reel
Sold per
Piece
Minimum order
5 (multiples of 5)
Unit weight
0.18 g

Overview

EG3844 is a cost-effective current-mode PWM controller suitable for medium- and high-power flyback and forward converter power supply designs. The EG3844 features built-in frequency dithering for excellent EMI performance. The chip employs green energy-saving mode and hiccup mode to control light-load and no-load conditions. The EG3844 incorporates comprehensive protection features: VCC undervoltage lockout (UVLO), VCC overvoltage protection (OVP), cycle-by-cycle current limiting, overload protection, over-temperature protection, and soft-start.

Applications

  • Lead-acid battery charger
  • Li-ion battery charger
  • Adapter motor drive power supply

Key features

  • Excellent EMI characteristics
  • Minimal external components
  • Optocoupler open-loop protection
  • Maximum duty cycle 50%
  • Current mode control
  • PWM frequency set by external resistor
  • Green mode and hiccup mode control
  • Cycle-by-cycle current limiting
  • Built-in leading edge blanking
  • Built-in slope compensation
  • Low startup current
  • Available in SOP8, DIP8 packages

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