Varnitronics
DK501 Shenzhen DongKe Semicon
Shenzhen DongKe Semicon

DK501

Converter Offline 0.5kHz~62.5kHz SOP-8

SOP-8ROHS CompliantActive

DK501S Non-isolated Switching Power Supply Chip with Wide Voltage Input and Output

Manufacturer part #
DK501
Store part #
C3013887
Package / case
SOP-8
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

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

6,015 in stock

#C3013887

Stock & price checked 3 days ago

QuantityUnit pricePack price
5+₹31.51₹157.55
50+₹24.61₹1,230.50
150+₹21.66₹3,249.00
500+₹17.97₹8,985.00
2,500+₹16.33₹40,825.00
4,000+₹15.33₹61,320.00

5 × ₹31.51

₹157.55

excl. GST

₹185.91 incl. 18% GST

Need volume or a scheduled delivery? Request a quote
  • Dispatch in 15-18 working days
  • GST invoice with every order
  • Standard pack: 4,000 per reel

DK501

₹157.55 for 5 + GST

Need this with the rest of your board? Upload the BOM — we price every line.Upload BOM

Specifications

Operating Temperature
-25℃~+125℃
Frequency - Switching
500Hz~62.5kHz
Pd - Power Dissipation
0.6W
Voltage - Supply
4.7V
Voltage - Breakdown
700V
Features
High voltage direct start;EMI optimization (spread spectrum);Leading edge blanking;Constant Voltage (CV);Overtemperature protection (OTP);Over Voltage Protection;Over Current Protection
Output Voltage
5V~24V

Packaging & compliance

RoHS
ROHS Compliant
Lifecycle
Active
Moisture sensitivity
MSL 3 (168 hours)
ECCN
EAR99
Packaging
Tape & Reel (TR)
Standard pack
4,000 / Reel
Sold per
Piece
Minimum order
5 (multiples of 5)
Unit weight
0.11 g

Overview

Applications

  • Induction cookers, air conditioners, flour mixers, coffee machines, electric kettles, and other home appliances
  • Low-power non-isolated transformerless auxiliary power supplies
  • Smart products based on MCU + (relays, thyristors + LED/LCD displays)

Key features

  • High-voltage constant-current startup and patented self-supply circuit integrated on-chip; full voltage input range 85V to 265V
  • Built-in high-precision reference; adjustable output voltage from 5V to 24V via FB pin voltage divider resistor
  • Built-in 700V power transistor for enhanced tolerance to AC line voltage variations
  • Integrated protection functions: OTP, OVP, OCP, and OLP
  • 4KV ESD protection
  • Built-in peak current adjustment for real-time load-based peak current regulation and stable switching frequency

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